v3.26.1
REPORTABLE SEGMENTS AND RELATED INFORMATION - Schedule of Segment Revenues and Significant Expenses (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Jun. 30, 2026
Jun. 30, 2025
Segment Reporting [Line Items]        
Net sales $ 940 $ 890 $ 1,818 $ 1,686
Cost of sales 724 693 1,414 1,317
Selling, general and administrative expenses (excluding Net R&D costs shown separately below) 128 112 243 219
Net R&D costs 33 30 62 58
Segment AOI 80 89 149 151
Net sales to external customers        
Segment Reporting [Line Items]        
Net sales 940 890 1,818 1,686
Inter-segment eliminations        
Segment Reporting [Line Items]        
Net sales 0 0 0 0
Fuel Systems        
Segment Reporting [Line Items]        
Net sales 584 556 1,133 1,046
Aftermarket        
Segment Reporting [Line Items]        
Net sales 356 334 685 640
Operating Segments        
Segment Reporting [Line Items]        
Segment AOI 125 119 232 216
Operating Segments | Fuel Systems        
Segment Reporting [Line Items]        
Net sales 610 592 1,192 1,121
Cost of sales 499 487 986 931
Selling, general and administrative expenses (excluding Net R&D costs shown separately below) 21 17 41 32
Net R&D costs 30 27 56 52
Other segment items (4) (1) (6) (2)
Segment AOI 64 62 115 108
Operating Segments | Fuel Systems | Net sales to external customers        
Segment Reporting [Line Items]        
Net sales 584 556 1,133 1,046
Operating Segments | Aftermarket        
Segment Reporting [Line Items]        
Net sales 356 334 685 640
Cost of sales 252 242 487 461
Selling, general and administrative expenses (excluding Net R&D costs shown separately below) 39 32 73 63
Net R&D costs 3 3 6 6
Other segment items 1 0 2 2
Segment AOI 61 57 117 108
Operating Segments | Aftermarket | Net sales to external customers        
Segment Reporting [Line Items]        
Net sales 356 334 685 640
Inter-segment Eliminations        
Segment Reporting [Line Items]        
Net sales (26) (36) (59) (75)
Inter-segment Eliminations | Net sales to external customers        
Segment Reporting [Line Items]        
Net sales 0 0 0 0
Inter-segment Eliminations | Inter-segment eliminations        
Segment Reporting [Line Items]        
Net sales (26) (36) (59) (75)
Inter-segment Eliminations | Fuel Systems | Inter-segment eliminations        
Segment Reporting [Line Items]        
Net sales 26 36 59 75
Inter-segment Eliminations | Aftermarket | Inter-segment eliminations        
Segment Reporting [Line Items]        
Net sales $ 0 $ 0 $ 0 $ 0