Availability
1978 Exhaust
Solid Steel. Precise Fitment. Hardware Included. GM (Year 1969-2003) 265, 305, 307, 350, 400 SBC Engines with headers
Part Number: KAP-KAP57PHDR
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Solid Steel. Precise Fitment. Hardware Included. GM (Year 1978-1991) 265, 305, 350 cu in engines with exhaust manifold running above the spark plugs
Part Number: KAP-KAP57PROP
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Flanges, Steel, 0.313 in. Thick, 1.625 in. Port, No Stubs, Each
Part Number: SCH-01101-5
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Flanges, No Stubs, Steel, 0.250 in. Thick, 2.000 in. Port, Each
Part Number: SCH-0426
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Flanges, Steel, 0.250 in. Thick, 1.750 in. Port, No Stubs, Each
Part Number: SCH-0119-5
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
MANIFOLD PRESSURE SENSOR
Part Number: HLN-2MAP0256
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
Solid Steel. Precise Fitment. Hardware Included. GM (1999-2013)4.8,5.3,6.0,6.2L LS; Big Block 366,396,402,427,454 cu in engines; GM 7.4L & 8.1L engine
Part Number: KAP-KAPSGL3L
Not Yet Reviewed
Estimated Ship Date: Mar 25, 2026 if ordered today
Estimated Ship Date: Mar 25, 2026 if ordered today
Muffler, Challenge, Steel, Aluminized, Chevy, GMC, Each
Part Number: APH-2538
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
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