Headers

2"Four-Way Short Merge Collector Kit

Part Number: STW-MCS4200300K

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Estimated Ship Date: Oct 8, 2025 if ordered today

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Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Ford, 4.6L, 3V, Fits 1.625 in. Primaries, Pair

Part Number: STW-HF463V163

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Estimated Ship Date: Oct 8, 2025 if ordered today

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Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Hemi 5.7L, Fits 1.625 in. Primaries, Pair

Part Number: STW-HF57H163

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Estimated Ship Date: Oct 8, 2025 if ordered today

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2-1/8" primary, 4" outlet, 8" long. 304 s/s construction with smooth flow taper. We can custom make collecto

Part Number: STW-FC4212-400

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Estimated Ship Date: Oct 8, 2025 if ordered today

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2-3/8" primary, 3-1/2" outlet, 8" long. 304 s/s construction with smooth flow taper. We can custom make coll

Part Number: STW-FC4237-350

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Estimated Ship Date: Oct 8, 2025 if ordered today

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WELD ON 4 WAY COLLECTOR

Part Number: STW-FC4237-500

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Estimated Ship Date: Oct 8, 2025 if ordered today

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Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Ford Small Block, Edelbrock Victor Sr. Heads, Fits 1.875 in. Primaries, Pair

Part Number: STW-S0002

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Estimated Ship Date: Oct 8, 2025 if ordered today

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2-3/8" primary, 3" outlet, 8" long. 304 s/s construction with smooth flow taper. We can custom make collecto

Part Number: STW-FC4237-300

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Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Ford, 4.6L, 4V Cobra, Fits 1.75 in. Primaries, Pair

Part Number: STW-HF4-6

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Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Ford, 4.6L, 2V, Fits 1.75 in. Primaries, Pair

Part Number: STW-HF462V175

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Estimated Ship Date: Oct 8, 2025 if ordered today

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Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy, LS7, Fits 2 in. Primaries, Pair

Part Number: STW-HFLS7200

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Estimated Ship Date: Oct 8, 2025 if ordered today

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Header Pipe, PowerBomb, Stainless Steel, Natural, for use on Honda®, Each

Part Number: FMF-041034

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Estimated Ship Date: Sep 8, 2025 if ordered today

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Header Collector, Slip-on, Stainless Steel, 1.750 in. Inlets, 3.500 in. Outlet, Each

Part Number: KOK-9904S

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Estimated Ship Date: Sep 30, 2025 if ordered today

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Header Collector, Slip-on, Stainless Steel, 2.250 in. Inlets, 4.500 in. Outlet, Each

Part Number: KOK-9913S

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Estimated Ship Date: Sep 30, 2025 if ordered today

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Header Flanges, No Stubs, Steel, 0.375 in. Thick, 1.625 in. Port, Gaskets, Bolts, Pair

Part Number: PTE-H7841

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 16, 2025 if ordered today

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HDR FLANGE FRD SQ PORT 351C

Part Number: PTE-H7845

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Estimated Ship Date: Sep 16, 2025 if ordered today

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HDR FLANGE FRD 8 BOL TRK FE

Part Number: PTE-H7847

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Estimated Ship Date: Sep 16, 2025 if ordered today

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HDR FLANGE FRD OVAL 429-460

Part Number: PTE-H7849

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Estimated Ship Date: Sep 16, 2025 if ordered today

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HDR FLANGE OLDS REC 403-455

Part Number: PTE-H7852

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Estimated Ship Date: Sep 16, 2025 if ordered today

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Header Collectors, Formed, 4 Into 1, Weld-on, 1 5/8 in. Primary, 3.5 in Collector Diameter, 10 in Length, Pair

Part Number: PTE-H7680

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 16, 2025 if ordered today

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DIY Comp

Part Number: PTE-H7695

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Estimated Ship Date: Sep 16, 2025 if ordered today

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DIY Comp

Part Number: PTE-H7884

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Estimated Ship Date: Sep 16, 2025 if ordered today

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DIY Comp

Part Number: PTE-H7889

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Estimated Ship Date: Sep 16, 2025 if ordered today

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Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Ford, 4.6L, 3V, Fits 1.75 in. Primaries, Pair

Part Number: STW-HF463V175

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Estimated Ship Date: Oct 9, 2025 if ordered today

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Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Hemi 5.7L/6.1L/6.4L, Fits 2 in. Primaries, Pair

Part Number: STW-HFJP61200

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Estimated Ship Date: Oct 9, 2025 if ordered today

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