<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2026 Workiva-->
<!--r:019d87b3-0e20-7e21-af51-2dd8656243c9,g:9e893fc1-499b-4c8c-8c01-1a1ad601bdbb-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:arcroleRef arcroleURI="https://xbrl.org/2023/arcrole/summation-item" xlink:type="simple" xlink:href="https://www.xbrl.org/2023/calculation-1.1.xsd#summation-item"/>
  <link:roleRef roleURI="http://www.sunocolp.com/role/ConsolidatedBalanceSheets" xlink:type="simple" xlink:href="sun-20260331.xsd#ConsolidatedBalanceSheets"/>
  <link:calculationLink xlink:role="http://www.sunocolp.com/role/ConsolidatedBalanceSheets" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PartnersCapital_019d87b3-0fc7-7108-8ac9-e399d5185fa8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PartnersCapital"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredUnitsPreferredPartnersCapitalAccounts_019d87b3-0fc7-747e-8849-b7657df96b97" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PreferredUnitsPreferredPartnersCapitalAccounts"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_PartnersCapital_019d87b3-0fc7-7108-8ac9-e399d5185fa8" xlink:to="loc_us-gaap_PreferredUnitsPreferredPartnersCapitalAccounts_019d87b3-0fc7-747e-8849-b7657df96b97" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LimitedPartnersCapitalAccount_019d87b3-0fc7-7f9b-9b4a-d8d1ba955feb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LimitedPartnersCapitalAccount"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_PartnersCapital_019d87b3-0fc7-7108-8ac9-e399d5185fa8" xlink:to="loc_us-gaap_LimitedPartnersCapitalAccount_019d87b3-0fc7-7f9b-9b4a-d8d1ba955feb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_019dac9c-e7d3-76d4-aafe-497b754d3eb6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_PartnersCapital_019d87b3-0fc7-7108-8ac9-e399d5185fa8" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_019dac9c-e7d3-76d4-aafe-497b754d3eb6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_019d87b3-0fc7-7e7c-8663-3f1836f90219" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_019d87b3-0fc7-7b1a-97de-610f341f4e56" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentGross_019d87b3-0fc7-7f26-bbf7-7e18df5493cd" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PropertyPlantAndEquipmentGross"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNet_019d87b3-0fc7-7b1a-97de-610f341f4e56" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentGross_019d87b3-0fc7-7f26-bbf7-7e18df5493cd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_019d87b3-0fc7-7ccb-8b68-d61934d08f8e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNet_019d87b3-0fc7-7b1a-97de-610f341f4e56" xlink:to="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_019d87b3-0fc7-7ccb-8b68-d61934d08f8e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_019d87b3-0fc7-7833-8fb2-8f1462f6c93f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_Liabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_019d87b3-0fc7-7324-8d27-6abeca4e5fa5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019d87b3-0fc7-7833-8fb2-8f1462f6c93f" xlink:to="loc_us-gaap_LiabilitiesCurrent_019d87b3-0fc7-7324-8d27-6abeca4e5fa5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_019d87b3-0fc7-79c3-9ac9-67a3be7b14ef" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherLiabilitiesNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019d87b3-0fc7-7833-8fb2-8f1462f6c93f" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_019d87b3-0fc7-79c3-9ac9-67a3be7b14ef" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_019d87b3-0fc7-777c-bb8e-0da3ee021f8d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019d87b3-0fc7-7833-8fb2-8f1462f6c93f" xlink:to="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_019d87b3-0fc7-777c-bb8e-0da3ee021f8d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLongTermDebtNoncurrent_019d87b3-0fc7-7d1d-9286-d154cdc103aa" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherLongTermDebtNoncurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019d87b3-0fc7-7833-8fb2-8f1462f6c93f" xlink:to="loc_us-gaap_OtherLongTermDebtNoncurrent_019d87b3-0fc7-7d1d-9286-d154cdc103aa" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_sun_AdvancesFromAffiliates_019d87b3-0fc7-7dd5-b533-c0e9943ee1ea" xlink:href="sun-20260331.xsd#sun_AdvancesFromAffiliates"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019d87b3-0fc7-7833-8fb2-8f1462f6c93f" xlink:to="loc_sun_AdvancesFromAffiliates_019d87b3-0fc7-7dd5-b533-c0e9943ee1ea" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_019d87b3-0fc7-7967-91dc-bab2872ff7d8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredIncomeTaxLiabilitiesNet"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_019d87b3-0fc7-7833-8fb2-8f1462f6c93f" xlink:to="loc_us-gaap_DeferredIncomeTaxLiabilitiesNet_019d87b3-0fc7-7967-91dc-bab2872ff7d8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_019d87b3-0fc7-74a8-bc57-f192ba515c14" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AssetsCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_019d87b3-0fc7-7765-8b69-d51959ed9ea9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccountsReceivableNetCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019d87b3-0fc7-74a8-bc57-f192ba515c14" xlink:to="loc_us-gaap_AccountsReceivableNetCurrent_019d87b3-0fc7-7765-8b69-d51959ed9ea9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_019d87b3-0fc7-7148-93ad-223529549616" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019d87b3-0fc7-74a8-bc57-f192ba515c14" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_019d87b3-0fc7-7148-93ad-223529549616" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryNet_019d87b3-0fc7-7eea-b67a-5eb678ce32ac" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InventoryNet"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019d87b3-0fc7-74a8-bc57-f192ba515c14" xlink:to="loc_us-gaap_InventoryNet_019d87b3-0fc7-7eea-b67a-5eb678ce32ac" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsCurrent_019d87b3-0fc7-7c18-b1a4-2782e5c96f73" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherAssetsCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_019d87b3-0fc7-74a8-bc57-f192ba515c14" xlink:to="loc_us-gaap_OtherAssetsCurrent_019d87b3-0fc7-7c18-b1a4-2782e5c96f73" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_019d87b3-0fc7-7c57-8aa2-d19559e4d03b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_019d87b3-0fc7-7e10-8820-f8ae083e0dc0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_Liabilities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_019d87b3-0fc7-7c57-8aa2-d19559e4d03b" xlink:to="loc_us-gaap_Liabilities_019d87b3-0fc7-7e10-8820-f8ae083e0dc0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PartnersCapital_019d87b3-0fc7-76d4-b115-ff39c8057bac" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PartnersCapital"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_019d87b3-0fc7-7c57-8aa2-d19559e4d03b" xlink:to="loc_us-gaap_PartnersCapital_019d87b3-0fc7-76d4-b115-ff39c8057bac" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_019d87b3-0fc7-78d8-9e81-3c0b88f652db" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_Assets"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_019d87b3-0fc7-7e9e-8348-c3182c5c549d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AssetsCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019d87b3-0fc7-78d8-9e81-3c0b88f652db" xlink:to="loc_us-gaap_AssetsCurrent_019d87b3-0fc7-7e9e-8348-c3182c5c549d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_019d87b3-0fc7-7268-997a-cb05ae8b1249" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019d87b3-0fc7-78d8-9e81-3c0b88f652db" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_019d87b3-0fc7-7268-997a-cb05ae8b1249" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAsset_019d87b3-0fc7-7795-ae1f-2195d67bfbd5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingLeaseRightOfUseAsset"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019d87b3-0fc7-78d8-9e81-3c0b88f652db" xlink:to="loc_us-gaap_OperatingLeaseRightOfUseAsset_019d87b3-0fc7-7795-ae1f-2195d67bfbd5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_019d87b3-0fc7-70f2-8ed5-d50f61547a7d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_Goodwill"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019d87b3-0fc7-78d8-9e81-3c0b88f652db" xlink:to="loc_us-gaap_Goodwill_019d87b3-0fc7-70f2-8ed5-d50f61547a7d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_019d87b3-0fc7-74f5-92fc-5b33370448ae" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019d87b3-0fc7-78d8-9e81-3c0b88f652db" xlink:to="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_019d87b3-0fc7-74f5-92fc-5b33370448ae" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_019d87b3-0fc7-71e9-b6c6-e94fb83f19a5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherAssetsNoncurrent"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019d87b3-0fc7-78d8-9e81-3c0b88f652db" xlink:to="loc_us-gaap_OtherAssetsNoncurrent_019d87b3-0fc7-71e9-b6c6-e94fb83f19a5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures_019d87b3-0fc7-76f3-92f6-be9048abcc41" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_019d87b3-0fc7-78d8-9e81-3c0b88f652db" xlink:to="loc_us-gaap_InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures_019d87b3-0fc7-76f3-92f6-be9048abcc41" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_019d87b3-0fc7-70ac-9247-e05b8716631b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsPayableCurrent_019d87b3-0fc7-7c4e-8739-70518466d1a9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccountsPayableCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019d87b3-0fc7-70ac-9247-e05b8716631b" xlink:to="loc_us-gaap_AccountsPayableCurrent_019d87b3-0fc7-7c4e-8739-70518466d1a9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_sun_AccountsPayableToAffiliates_019d87b3-0fc7-76c4-9506-0e3fa0d3db76" xlink:href="sun-20260331.xsd#sun_AccountsPayableToAffiliates"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019d87b3-0fc7-70ac-9247-e05b8716631b" xlink:to="loc_sun_AccountsPayableToAffiliates_019d87b3-0fc7-76c4-9506-0e3fa0d3db76" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrent_019d87b3-0fc7-79d0-a16b-8b9c505ffb8c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccruedLiabilitiesCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019d87b3-0fc7-70ac-9247-e05b8716631b" xlink:to="loc_us-gaap_AccruedLiabilitiesCurrent_019d87b3-0fc7-79d0-a16b-8b9c505ffb8c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityCurrent_019d87b3-0fc7-7697-b001-9e8fcb2ca4e1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingLeaseLiabilityCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019d87b3-0fc7-70ac-9247-e05b8716631b" xlink:to="loc_us-gaap_OperatingLeaseLiabilityCurrent_019d87b3-0fc7-7697-b001-9e8fcb2ca4e1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtCurrent_019d87b3-0fc7-7c17-b37d-6a960b3850ff" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongTermDebtCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_019d87b3-0fc7-70ac-9247-e05b8716631b" xlink:to="loc_us-gaap_LongTermDebtCurrent_019d87b3-0fc7-7c17-b37d-6a960b3850ff" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.sunocolp.com/role/ConsolidatedStatementsofOperations" xlink:type="simple" xlink:href="sun-20260331.xsd#ConsolidatedStatementsofOperations"/>
  <link:calculationLink xlink:role="http://www.sunocolp.com/role/ConsolidatedStatementsofOperations" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_019d87b3-0fc7-7d78-aa6d-213fd206187d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostsAndExpenses_019d87b3-0fc7-74cc-85ed-921f5426056d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CostsAndExpenses"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_019d87b3-0fc7-7d78-aa6d-213fd206187d" xlink:to="loc_us-gaap_CostsAndExpenses_019d87b3-0fc7-74cc-85ed-921f5426056d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_019d87b3-0fc7-7eb3-a067-8bbd80d78b68" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_Revenues"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_019d87b3-0fc7-7d78-aa6d-213fd206187d" xlink:to="loc_us-gaap_Revenues_019d87b3-0fc7-7eb3-a067-8bbd80d78b68" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossAttributableToParent_019d87b3-0fc7-76d7-ab6f-912de8b97fd8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeLossAttributableToParent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_019d87b3-0fc7-7131-a6f8-c88511b1778c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossAttributableToParent_019d87b3-0fc7-76d7-ab6f-912de8b97fd8" xlink:to="loc_us-gaap_OperatingIncomeLoss_019d87b3-0fc7-7131-a6f8-c88511b1778c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpense_019d87b3-0fc7-7a00-bb9c-f861cec887ce" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestExpense"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossAttributableToParent_019d87b3-0fc7-76d7-ab6f-912de8b97fd8" xlink:to="loc_us-gaap_InterestExpense_019d87b3-0fc7-7a00-bb9c-f861cec887ce" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromEquityMethodInvestments_019d87b3-0fc7-74c4-9a6d-3583ece3a520" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeLossFromEquityMethodInvestments"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossAttributableToParent_019d87b3-0fc7-76d7-ab6f-912de8b97fd8" xlink:to="loc_us-gaap_IncomeLossFromEquityMethodInvestments_019d87b3-0fc7-74c4-9a6d-3583ece3a520" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_019d87b3-0fc7-7ba6-90a9-9e1f79c26fdd" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossAttributableToParent_019d87b3-0fc7-76d7-ab6f-912de8b97fd8" xlink:to="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_019d87b3-0fc7-7ba6-90a9-9e1f79c26fdd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpense_019d87b3-0fc7-7bdb-92ab-007d446da600" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherNonoperatingIncomeExpense"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossAttributableToParent_019d87b3-0fc7-76d7-ab6f-912de8b97fd8" xlink:to="loc_us-gaap_OtherNonoperatingIncomeExpense_019d87b3-0fc7-7bdb-92ab-007d446da600" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_019d87b3-0fc7-76b2-b2bd-4a4a1ed8e295" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProfitLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossAttributableToParent_019d87b3-0fc7-7d3f-8a51-5892c93a16f2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeLossAttributableToParent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ProfitLoss_019d87b3-0fc7-76b2-b2bd-4a4a1ed8e295" xlink:to="loc_us-gaap_IncomeLossAttributableToParent_019d87b3-0fc7-7d3f-8a51-5892c93a16f2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_019d87b3-0fc7-7e3f-a8b3-5d4cfd5ed8bc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ProfitLoss_019d87b3-0fc7-76b2-b2bd-4a4a1ed8e295" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_019d87b3-0fc7-7e3f-a8b3-5d4cfd5ed8bc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_sun_NetIncomeLossAvailableToCommonUnits_019dded8-2a9f-788f-9cbb-d3d1a1b217f5" xlink:href="sun-20260331.xsd#sun_NetIncomeLossAvailableToCommonUnits"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_019dded8-2a9f-7b21-a9e4-738afe6512eb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProfitLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_sun_NetIncomeLossAvailableToCommonUnits_019dded8-2a9f-788f-9cbb-d3d1a1b217f5" xlink:to="loc_us-gaap_ProfitLoss_019dded8-2a9f-7b21-a9e4-738afe6512eb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_sun_ComprehensiveIncomeAttributableToPreferredUnitholders_019dded8-2a9f-7abd-8faa-f6d71beedc42" xlink:href="sun-20260331.xsd#sun_ComprehensiveIncomeAttributableToPreferredUnitholders"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_sun_NetIncomeLossAvailableToCommonUnits_019dded8-2a9f-788f-9cbb-d3d1a1b217f5" xlink:to="loc_sun_ComprehensiveIncomeAttributableToPreferredUnitholders_019dded8-2a9f-7abd-8faa-f6d71beedc42" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_sun_InterestInNetIncomeAttributableToClassDUnitholder_019dded8-2a9f-7bf7-b77e-bbdaff860915" xlink:href="sun-20260331.xsd#sun_InterestInNetIncomeAttributableToClassDUnitholder"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_sun_NetIncomeLossAvailableToCommonUnits_019dded8-2a9f-788f-9cbb-d3d1a1b217f5" xlink:to="loc_sun_InterestInNetIncomeAttributableToClassDUnitholder_019dded8-2a9f-7bf7-b77e-bbdaff860915" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostsAndExpenses_019d87b3-0fc7-7dbb-b917-bef6691677c2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CostsAndExpenses"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfRevenue_019d87b3-0fc7-732c-a081-00a1ac38e993" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CostOfRevenue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_019d87b3-0fc7-7dbb-b917-bef6691677c2" xlink:to="loc_us-gaap_CostOfRevenue_019d87b3-0fc7-732c-a081-00a1ac38e993" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingCostsAndExpenses_019d87b3-0fc7-725d-b716-5dd40edcadef" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingCostsAndExpenses"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_019d87b3-0fc7-7dbb-b917-bef6691677c2" xlink:to="loc_us-gaap_OperatingCostsAndExpenses_019d87b3-0fc7-725d-b716-5dd40edcadef" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GeneralAndAdministrativeExpense_019d87b3-0fc7-7855-a9b9-6b8a91005885" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_GeneralAndAdministrativeExpense"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_019d87b3-0fc7-7dbb-b917-bef6691677c2" xlink:to="loc_us-gaap_GeneralAndAdministrativeExpense_019d87b3-0fc7-7855-a9b9-6b8a91005885" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseExpense_019d87b3-0fc7-7902-8051-8f3c9c10a835" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingLeaseExpense"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_019d87b3-0fc7-7dbb-b917-bef6691677c2" xlink:to="loc_us-gaap_OperatingLeaseExpense_019d87b3-0fc7-7902-8051-8f3c9c10a835" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnSalesOfAssetsAndAssetImpairmentCharges_019d87b3-0fc7-75e8-bdd3-4458bdbbb602" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_GainLossOnSalesOfAssetsAndAssetImpairmentCharges"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_019d87b3-0fc7-7dbb-b917-bef6691677c2" xlink:to="loc_us-gaap_GainLossOnSalesOfAssetsAndAssetImpairmentCharges_019d87b3-0fc7-75e8-bdd3-4458bdbbb602" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationAmortizationAndAccretionNet_019d87b3-0fc7-7fcd-8e6a-2b48d06c88f3" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DepreciationAmortizationAndAccretionNet"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_019d87b3-0fc7-7dbb-b917-bef6691677c2" xlink:to="loc_us-gaap_DepreciationAmortizationAndAccretionNet_019d87b3-0fc7-7fcd-8e6a-2b48d06c88f3" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.sunocolp.com/role/StatementofComprehensiveIncomeStatement" xlink:type="simple" xlink:href="sun-20260331.xsd#StatementofComprehensiveIncomeStatement"/>
  <link:calculationLink xlink:role="http://www.sunocolp.com/role/StatementofComprehensiveIncomeStatement" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_019d87b3-0fc7-7e53-9d24-0a73bc6d694c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_019d87b3-0fc7-7288-9575-0d861ca14f38" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProfitLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_019d87b3-0fc7-7e53-9d24-0a73bc6d694c" xlink:to="loc_us-gaap_ProfitLoss_019d87b3-0fc7-7288-9575-0d861ca14f38" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019d87b3-0fc7-7c8a-ac59-5846b2aaa2ed" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_019d87b3-0fc7-7e53-9d24-0a73bc6d694c" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019d87b3-0fc7-7c8a-ac59-5846b2aaa2ed" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_019d87b3-0fc7-7171-a61b-19975d2c320f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ComprehensiveIncomeNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_019d87b3-0fc7-7cc0-9af5-7b928a699784" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_019d87b3-0fc7-7171-a61b-19975d2c320f" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_019d87b3-0fc7-7cc0-9af5-7b928a699784" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_sun_ComprehensiveIncomeAttributableToPreferredUnitholders_019d87b3-0fc7-776a-899d-745077e73e50" xlink:href="sun-20260331.xsd#sun_ComprehensiveIncomeAttributableToPreferredUnitholders"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_019d87b3-0fc7-7171-a61b-19975d2c320f" xlink:to="loc_sun_ComprehensiveIncomeAttributableToPreferredUnitholders_019d87b3-0fc7-776a-899d-745077e73e50" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_sun_ComprehensiveIncomeAttributableToClassDUnitholder_019d87b3-0fc7-758a-95c3-72e038272163" xlink:href="sun-20260331.xsd#sun_ComprehensiveIncomeAttributableToClassDUnitholder"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_019d87b3-0fc7-7171-a61b-19975d2c320f" xlink:to="loc_sun_ComprehensiveIncomeAttributableToClassDUnitholder_019d87b3-0fc7-758a-95c3-72e038272163" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019d87b3-0fc7-76c5-9edf-4b542d8c4b4a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent_019d87b3-0fc7-7cc5-b2ce-1891723b2c5e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_019d87b3-0fc7-76c5-9edf-4b542d8c4b4a" xlink:to="loc_us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent_019d87b3-0fc7-7cc5-b2ce-1891723b2c5e" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.sunocolp.com/role/ConsolidatedStatementsofCashFlows" xlink:type="simple" xlink:href="sun-20260331.xsd#ConsolidatedStatementsofCashFlows"/>
  <link:calculationLink xlink:role="http://www.sunocolp.com/role/ConsolidatedStatementsofCashFlows" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d87b3-0fc7-7b5d-9455-12ce2f071985" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_019d87b3-0fc7-7118-aa38-abd0843e72d9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProfitLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d87b3-0fc7-7b5d-9455-12ce2f071985" xlink:to="loc_us-gaap_ProfitLoss_019d87b3-0fc7-7118-aa38-abd0843e72d9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationAmortizationAndAccretionNet_019d87b3-0fc7-7ddd-bc55-ce7182bf8b46" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DepreciationAmortizationAndAccretionNet"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d87b3-0fc7-7b5d-9455-12ce2f071985" xlink:to="loc_us-gaap_DepreciationAmortizationAndAccretionNet_019d87b3-0fc7-7ddd-bc55-ce7182bf8b46" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AmortizationOfFinancingCosts_019d87b3-0fc7-7905-8beb-200847fbb3eb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AmortizationOfFinancingCosts"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d87b3-0fc7-7b5d-9455-12ce2f071985" xlink:to="loc_us-gaap_AmortizationOfFinancingCosts_019d87b3-0fc7-7905-8beb-200847fbb3eb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnSalesOfAssetsAndAssetImpairmentCharges_019d87b3-0fc7-77fa-affc-9242bd900031" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_GainLossOnSalesOfAssetsAndAssetImpairmentCharges"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d87b3-0fc7-7b5d-9455-12ce2f071985" xlink:to="loc_us-gaap_GainLossOnSalesOfAssetsAndAssetImpairmentCharges_019d87b3-0fc7-77fa-affc-9242bd900031" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_019d87b3-0fc7-7a3a-bbe3-e301017635ad" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d87b3-0fc7-7b5d-9455-12ce2f071985" xlink:to="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_019d87b3-0fc7-7a3a-bbe3-e301017635ad" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNoncashIncomeExpense_019d87b3-0fc7-745e-8937-45ae1a700996" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherNoncashIncomeExpense"/>
    <link:calculationArc order="6" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d87b3-0fc7-7b5d-9455-12ce2f071985" xlink:to="loc_us-gaap_OtherNoncashIncomeExpense_019d87b3-0fc7-745e-8937-45ae1a700996" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensation_019d87b3-0fc7-777a-878c-838afb9ad78e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ShareBasedCompensation"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d87b3-0fc7-7b5d-9455-12ce2f071985" xlink:to="loc_us-gaap_ShareBasedCompensation_019d87b3-0fc7-777a-878c-838afb9ad78e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_019d87b3-0fc7-7dba-8529-c40ddcecd316" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d87b3-0fc7-7b5d-9455-12ce2f071985" xlink:to="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_019d87b3-0fc7-7dba-8529-c40ddcecd316" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryLIFOReservePeriodCharge_019d87b3-0fc7-7453-b638-0009d5735a43" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InventoryLIFOReservePeriodCharge"/>
    <link:calculationArc order="9" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d87b3-0fc7-7b5d-9455-12ce2f071985" xlink:to="loc_us-gaap_InventoryLIFOReservePeriodCharge_019d87b3-0fc7-7453-b638-0009d5735a43" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromEquityMethodInvestments_019d87b3-0fc7-71b3-8268-078deb966411" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeLossFromEquityMethodInvestments"/>
    <link:calculationArc order="10" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d87b3-0fc7-7b5d-9455-12ce2f071985" xlink:to="loc_us-gaap_IncomeLossFromEquityMethodInvestments_019d87b3-0fc7-71b3-8268-078deb966411" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityMethodInvestmentDividendsOrDistributions_019d87b3-0fc7-79e5-92c5-0090a01a35e7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EquityMethodInvestmentDividendsOrDistributions"/>
    <link:calculationArc order="11" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d87b3-0fc7-7b5d-9455-12ce2f071985" xlink:to="loc_us-gaap_EquityMethodInvestmentDividendsOrDistributions_019d87b3-0fc7-79e5-92c5-0090a01a35e7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOperatingCapital_019d87b3-0fc7-750f-ab06-cfb91359f411" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInOperatingCapital"/>
    <link:calculationArc order="12" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d87b3-0fc7-7b5d-9455-12ce2f071985" xlink:to="loc_us-gaap_IncreaseDecreaseInOperatingCapital_019d87b3-0fc7-750f-ab06-cfb91359f411" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019d87b3-0fc7-7654-b146-598dc30b1fb1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_019d87b3-0fc7-7e81-a583-b69cfee08816" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromIssuanceOfLongTermDebt"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019d87b3-0fc7-7654-b146-598dc30b1fb1" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_019d87b3-0fc7-7e81-a583-b69cfee08816" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfSeniorDebt_019d87b3-0fc7-70b9-976c-905271e219a1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RepaymentsOfSeniorDebt"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019d87b3-0fc7-7654-b146-598dc30b1fb1" xlink:to="loc_us-gaap_RepaymentsOfSeniorDebt_019d87b3-0fc7-70b9-976c-905271e219a1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromLinesOfCredit_019d87b3-0fc7-768a-8eb8-52b3d065e6fa" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromLinesOfCredit"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019d87b3-0fc7-7654-b146-598dc30b1fb1" xlink:to="loc_us-gaap_ProceedsFromLinesOfCredit_019d87b3-0fc7-768a-8eb8-52b3d065e6fa" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfLinesOfCredit_019d87b3-0fc7-7694-8d7c-85e39a385cd5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RepaymentsOfLinesOfCredit"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019d87b3-0fc7-7654-b146-598dc30b1fb1" xlink:to="loc_us-gaap_RepaymentsOfLinesOfCredit_019d87b3-0fc7-7694-8d7c-85e39a385cd5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDebtIssuanceCosts_019d87b3-0fc7-7210-ae20-9c206bc2278e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsOfDebtIssuanceCosts"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019d87b3-0fc7-7654-b146-598dc30b1fb1" xlink:to="loc_us-gaap_PaymentsOfDebtIssuanceCosts_019d87b3-0fc7-7210-ae20-9c206bc2278e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DistributionMadeToLimitedPartnerCashDistributionsPaid_019d87b3-0fc7-71ec-9287-75623a5b2886" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DistributionMadeToLimitedPartnerCashDistributionsPaid"/>
    <link:calculationArc order="6" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019d87b3-0fc7-7654-b146-598dc30b1fb1" xlink:to="loc_us-gaap_DistributionMadeToLimitedPartnerCashDistributionsPaid_019d87b3-0fc7-71ec-9287-75623a5b2886" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDividendsCommonStock_019dda63-1be8-7c0f-a4d5-f0b82166e2b6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsOfDividendsCommonStock"/>
    <link:calculationArc order="7" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019d87b3-0fc7-7654-b146-598dc30b1fb1" xlink:to="loc_us-gaap_PaymentsOfDividendsCommonStock_019dda63-1be8-7c0f-a4d5-f0b82166e2b6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDividendsPreferredStockAndPreferenceStock_019ddee3-83ad-73ed-b4a6-2162220d1a1f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsOfDividendsPreferredStockAndPreferenceStock"/>
    <link:calculationArc order="8" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019d87b3-0fc7-7654-b146-598dc30b1fb1" xlink:to="loc_us-gaap_PaymentsOfDividendsPreferredStockAndPreferenceStock_019ddee3-83ad-73ed-b4a6-2162220d1a1f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019d87b3-0fc7-7424-8a95-3a262cbdbf33" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d87b3-0fc7-7b04-8945-c95970ffb898" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019d87b3-0fc7-7424-8a95-3a262cbdbf33" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_019d87b3-0fc7-7b04-8945-c95970ffb898" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019d87b3-0fc7-78bc-a595-bad87b151dc7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019d87b3-0fc7-7424-8a95-3a262cbdbf33" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019d87b3-0fc7-78bc-a595-bad87b151dc7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019d87b3-0fc7-79bd-8428-5a1a9e55698e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_019d87b3-0fc7-7424-8a95-3a262cbdbf33" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_019d87b3-0fc7-79bd-8428-5a1a9e55698e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019d87b3-0fc7-70bf-91d2-810b2ae076e6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireProductiveAssets_019d87b3-0fc7-728d-97e4-8e93e385eae9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsToAcquireProductiveAssets"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019d87b3-0fc7-70bf-91d2-810b2ae076e6" xlink:to="loc_us-gaap_PaymentsToAcquireProductiveAssets_019d87b3-0fc7-728d-97e4-8e93e385eae9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_019d87b3-0fc7-7769-9648-a5a1f143d275" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019d87b3-0fc7-70bf-91d2-810b2ae076e6" xlink:to="loc_us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired_019d87b3-0fc7-7769-9648-a5a1f143d275" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForAdvanceToAffiliate_019d87b3-0fc7-7374-a2f2-17a9b53ebac2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsForAdvanceToAffiliate"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019d87b3-0fc7-70bf-91d2-810b2ae076e6" xlink:to="loc_us-gaap_PaymentsForAdvanceToAffiliate_019d87b3-0fc7-7374-a2f2-17a9b53ebac2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital_019d87b3-0fc7-7f6b-b003-22f2cee35b40" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019d87b3-0fc7-70bf-91d2-810b2ae076e6" xlink:to="loc_us-gaap_ProceedsFromEquityMethodInvestmentDividendsOrDistributionsReturnOfCapital_019d87b3-0fc7-7f6b-b003-22f2cee35b40" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_019d87b3-0fc7-7d50-80ff-c403199b874c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsForProceedsFromOtherInvestingActivities"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_019d87b3-0fc7-70bf-91d2-810b2ae076e6" xlink:to="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_019d87b3-0fc7-7d50-80ff-c403199b874c" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.sunocolp.com/role/CashandCashEquivalentsDetails" xlink:type="simple" xlink:href="sun-20260331.xsd#CashandCashEquivalentsDetails"/>
  <link:calculationLink xlink:role="http://www.sunocolp.com/role/CashandCashEquivalentsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOperatingCapital_019d87b3-0fc7-7313-85dd-ce8e4b183808" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInOperatingCapital"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_019d87b3-0fc7-769a-b424-aabae84e46e2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInAccountsReceivable"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapital_019d87b3-0fc7-7313-85dd-ce8e4b183808" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_019d87b3-0fc7-769a-b424-aabae84e46e2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInInventories_019d87b3-0fc7-7491-95c4-090f5dd53781" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInInventories"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapital_019d87b3-0fc7-7313-85dd-ce8e4b183808" xlink:to="loc_us-gaap_IncreaseDecreaseInInventories_019d87b3-0fc7-7491-95c4-090f5dd53781" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherCurrentAssets_019d87b3-0fc7-7588-9b2a-a9744d8ac273" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInOtherCurrentAssets"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapital_019d87b3-0fc7-7313-85dd-ce8e4b183808" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherCurrentAssets_019d87b3-0fc7-7588-9b2a-a9744d8ac273" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayableTrade_019d87b3-0fc7-7064-895b-4cc3e2fc9d97" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInAccountsPayableTrade"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapital_019d87b3-0fc7-7313-85dd-ce8e4b183808" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsPayableTrade_019d87b3-0fc7-7064-895b-4cc3e2fc9d97" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInDueToAffiliatesCurrent_019d87b3-0fc7-738a-83f7-5aab5fff6813" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInDueToAffiliatesCurrent"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapital_019d87b3-0fc7-7313-85dd-ce8e4b183808" xlink:to="loc_us-gaap_IncreaseDecreaseInDueToAffiliatesCurrent_019d87b3-0fc7-738a-83f7-5aab5fff6813" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccruedLiabilities_019d87b3-0fc7-7a6f-bd58-70835e5c6a59" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInAccruedLiabilities"/>
    <link:calculationArc order="6" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapital_019d87b3-0fc7-7313-85dd-ce8e4b183808" xlink:to="loc_us-gaap_IncreaseDecreaseInAccruedLiabilities_019d87b3-0fc7-7a6f-bd58-70835e5c6a59" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities_019d87b3-0fc7-7df5-9ef9-7ebea5182ed0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities"/>
    <link:calculationArc order="7" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapital_019d87b3-0fc7-7313-85dd-ce8e4b183808" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherNoncurrentLiabilities_019d87b3-0fc7-7df5-9ef9-7ebea5182ed0" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.sunocolp.com/role/AccountsReceivablenetDetails" xlink:type="simple" xlink:href="sun-20260331.xsd#AccountsReceivablenetDetails"/>
  <link:calculationLink xlink:role="http://www.sunocolp.com/role/AccountsReceivablenetDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_019d87b3-0fc7-7921-8faa-e4e37f50cbd2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccountsReceivableNetCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableGrossCurrent_019d87b3-0fc7-7118-b34b-8f4817af09ef" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccountsReceivableGrossCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AccountsReceivableNetCurrent_019d87b3-0fc7-7921-8faa-e4e37f50cbd2" xlink:to="loc_us-gaap_AccountsReceivableGrossCurrent_019d87b3-0fc7-7118-b34b-8f4817af09ef" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_019d87b3-0fc7-74ca-9ffb-50c97149927a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AccountsReceivableNetCurrent_019d87b3-0fc7-7921-8faa-e4e37f50cbd2" xlink:to="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_019d87b3-0fc7-74ca-9ffb-50c97149927a" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.sunocolp.com/role/InventoriesnetDetails" xlink:type="simple" xlink:href="sun-20260331.xsd#InventoriesnetDetails"/>
  <link:calculationLink xlink:role="http://www.sunocolp.com/role/InventoriesnetDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryNet_019d87b3-0fc7-700b-a2be-d6633503df09" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InventoryNet"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryCrudeOilProductsAndMerchandise_019d87b3-0fc7-7fee-b729-02479261cca4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InventoryCrudeOilProductsAndMerchandise"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_InventoryNet_019d87b3-0fc7-700b-a2be-d6633503df09" xlink:to="loc_us-gaap_InventoryCrudeOilProductsAndMerchandise_019d87b3-0fc7-7fee-b729-02479261cca4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherInventoryNetOfReserves_019d87b3-0fc7-7773-b8c9-05b925a9b372" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherInventoryNetOfReserves"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_InventoryNet_019d87b3-0fc7-700b-a2be-d6633503df09" xlink:to="loc_us-gaap_OtherInventoryNetOfReserves_019d87b3-0fc7-7773-b8c9-05b925a9b372" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.sunocolp.com/role/AccruedExpensesandOtherCurrentLiabilitiesDetails" xlink:type="simple" xlink:href="sun-20260331.xsd#AccruedExpensesandOtherCurrentLiabilitiesDetails"/>
  <link:calculationLink xlink:role="http://www.sunocolp.com/role/AccruedExpensesandOtherCurrentLiabilitiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedLiabilitiesCurrent_019d87b3-0fc7-71d9-a993-bc945a30ee31" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccruedLiabilitiesCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_019d87b3-0fc7-79c4-94ad-9577a31cebd4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_019d87b3-0fc7-71d9-a993-bc945a30ee31" xlink:to="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_019d87b3-0fc7-79c4-94ad-9577a31cebd4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_TaxesPayableCurrent_019d87b3-0fc7-7cce-9788-41c7063fbad8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_TaxesPayableCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_019d87b3-0fc7-71d9-a993-bc945a30ee31" xlink:to="loc_us-gaap_TaxesPayableCurrent_019d87b3-0fc7-7cce-9788-41c7063fbad8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedInsuranceCurrent_019d87b3-0fc7-7ad6-a7ee-17ff9279d60f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccruedInsuranceCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_019d87b3-0fc7-71d9-a993-bc945a30ee31" xlink:to="loc_us-gaap_AccruedInsuranceCurrent_019d87b3-0fc7-7ad6-a7ee-17ff9279d60f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestPayableCurrent_019d87b3-0fc7-70a9-945f-b02cb7a8f0a6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestPayableCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_019d87b3-0fc7-71d9-a993-bc945a30ee31" xlink:to="loc_us-gaap_InterestPayableCurrent_019d87b3-0fc7-70a9-945f-b02cb7a8f0a6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepositLiabilityCurrent_019d87b3-0fc7-7415-a6ae-e80eccd5a46b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DepositLiabilityCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_019d87b3-0fc7-71d9-a993-bc945a30ee31" xlink:to="loc_us-gaap_DepositLiabilityCurrent_019d87b3-0fc7-7415-a6ae-e80eccd5a46b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_sun_AccruedCapitalExpenditures_019d87b3-0fc7-7248-bc8d-fffc5336a766" xlink:href="sun-20260331.xsd#sun_AccruedCapitalExpenditures"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_019d87b3-0fc7-71d9-a993-bc945a30ee31" xlink:to="loc_sun_AccruedCapitalExpenditures_019d87b3-0fc7-7248-bc8d-fffc5336a766" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedEnvironmentalLossContingenciesCurrent_019d87b3-0fc7-75b6-afcd-f9043410fbf8" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccruedEnvironmentalLossContingenciesCurrent"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_019d87b3-0fc7-71d9-a993-bc945a30ee31" xlink:to="loc_us-gaap_AccruedEnvironmentalLossContingenciesCurrent_019d87b3-0fc7-75b6-afcd-f9043410fbf8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredRevenue_019d87b3-0fc7-7a20-bc83-e66b7da7996e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredRevenue"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_019d87b3-0fc7-71d9-a993-bc945a30ee31" xlink:to="loc_us-gaap_DeferredRevenue_019d87b3-0fc7-7a20-bc83-e66b7da7996e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAccruedLiabilitiesCurrent_019dbb45-fa94-79e6-8ca2-644782d6c859" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherAccruedLiabilitiesCurrent"/>
    <link:calculationArc order="9" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AccruedLiabilitiesCurrent_019d87b3-0fc7-71d9-a993-bc945a30ee31" xlink:to="loc_us-gaap_OtherAccruedLiabilitiesCurrent_019dbb45-fa94-79e6-8ca2-644782d6c859" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.sunocolp.com/role/OtherNoncurrentLiabilitiesDetails" xlink:type="simple" xlink:href="sun-20260331.xsd#OtherNoncurrentLiabilitiesDetails"/>
  <link:calculationLink xlink:role="http://www.sunocolp.com/role/OtherNoncurrentLiabilitiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_019d87b3-0fc7-7ebd-bba0-51cf64ad1a90" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherLiabilitiesNoncurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetRetirementObligation_019d87b3-0fc7-7aee-bfd8-d720c8a12ac7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AssetRetirementObligation"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherLiabilitiesNoncurrent_019d87b3-0fc7-7ebd-bba0-51cf64ad1a90" xlink:to="loc_us-gaap_AssetRetirementObligation_019d87b3-0fc7-7aee-bfd8-d720c8a12ac7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccruedEnvironmentalLossContingenciesNoncurrent_019d87b3-0fc7-7ffd-bbea-72fe3ad7f62b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccruedEnvironmentalLossContingenciesNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherLiabilitiesNoncurrent_019d87b3-0fc7-7ebd-bba0-51cf64ad1a90" xlink:to="loc_us-gaap_AccruedEnvironmentalLossContingenciesNoncurrent_019d87b3-0fc7-7ffd-bbea-72fe3ad7f62b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherSundryLiabilitiesNoncurrent_019d87b3-0fc7-77e0-86c5-1616ae4e062c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherSundryLiabilitiesNoncurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherLiabilitiesNoncurrent_019d87b3-0fc7-7ebd-bba0-51cf64ad1a90" xlink:to="loc_us-gaap_OtherSundryLiabilitiesNoncurrent_019d87b3-0fc7-77e0-86c5-1616ae4e062c" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.sunocolp.com/role/NetIncomeperCommonUnitDetails" xlink:type="simple" xlink:href="sun-20260331.xsd#NetIncomeperCommonUnitDetails"/>
  <link:calculationLink xlink:role="http://www.sunocolp.com/role/NetIncomeperCommonUnitDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAllocatedToLimitedPartners_019d87b3-0fc7-7dc1-b691-39ccc55e23d4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetIncomeLossAllocatedToLimitedPartners"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_019d87b3-0fc7-740f-9820-f3d3e6a1eebf" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProfitLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLossAllocatedToLimitedPartners_019d87b3-0fc7-7dc1-b691-39ccc55e23d4" xlink:to="loc_us-gaap_ProfitLoss_019d87b3-0fc7-740f-9820-f3d3e6a1eebf" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncentiveDistributionDistributionPerYear_019ddeda-dc12-7ca9-ba29-10d7e3ff8e3c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncentiveDistributionDistributionPerYear"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLossAllocatedToLimitedPartners_019d87b3-0fc7-7dc1-b691-39ccc55e23d4" xlink:to="loc_us-gaap_IncentiveDistributionDistributionPerYear_019ddeda-dc12-7ca9-ba29-10d7e3ff8e3c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendsShareBasedCompensation_019ddeda-dc12-7aea-8a1e-7c2f66b747bf" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DividendsShareBasedCompensation"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLossAllocatedToLimitedPartners_019d87b3-0fc7-7dc1-b691-39ccc55e23d4" xlink:to="loc_us-gaap_DividendsShareBasedCompensation_019ddeda-dc12-7aea-8a1e-7c2f66b747bf" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockDividendsIncomeStatementImpact_019ddeda-dc12-769e-86a6-30f26701c9f2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PreferredStockDividendsIncomeStatementImpact"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLossAllocatedToLimitedPartners_019d87b3-0fc7-7dc1-b691-39ccc55e23d4" xlink:to="loc_us-gaap_PreferredStockDividendsIncomeStatementImpact_019ddeda-dc12-769e-86a6-30f26701c9f2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_sun_NetIncomeAllocableToClassDUnitholdersInterestInNetIncome_019ddeda-dc12-7ae2-9051-a6196b15d38b" xlink:href="sun-20260331.xsd#sun_NetIncomeAllocableToClassDUnitholdersInterestInNetIncome"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLossAllocatedToLimitedPartners_019d87b3-0fc7-7dc1-b691-39ccc55e23d4" xlink:to="loc_sun_NetIncomeAllocableToClassDUnitholdersInterestInNetIncome_019ddeda-dc12-7ae2-9051-a6196b15d38b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageLimitedPartnershipUnitsOutstandingDiluted_019d87b3-0fc7-7e42-b3b6-ad5ce48e2da4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_WeightedAverageLimitedPartnershipUnitsOutstandingDiluted"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_019d87b3-0fc7-7525-b3e0-006f610ad953" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageLimitedPartnershipUnitsOutstandingDiluted_019d87b3-0fc7-7e42-b3b6-ad5ce48e2da4" xlink:to="loc_us-gaap_IncrementalCommonSharesAttributableToShareBasedPaymentArrangements_019d87b3-0fc7-7525-b3e0-006f610ad953" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageLimitedPartnershipUnitsOutstanding_019d87b3-0fc7-7e4f-895b-2b9e05c2b614" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_WeightedAverageLimitedPartnershipUnitsOutstanding"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageLimitedPartnershipUnitsOutstandingDiluted_019d87b3-0fc7-7e42-b3b6-ad5ce48e2da4" xlink:to="loc_us-gaap_WeightedAverageLimitedPartnershipUnitsOutstanding_019d87b3-0fc7-7e4f-895b-2b9e05c2b614" xlink:type="arc"/>
  </link:calculationLink>
</link:linkbase>
