Headers

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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Estimated Ship Date: Nov 24, 2025 if ordered today

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

Part Number: STW-FC4250-400

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Ford, 5.4L/5.8L, 3V, Fits 1.875 in. Primaries, Pair

Part Number: STW-HF54S

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy Big Block, Fits 1.875 in. Primaries, Pair

Part Number: STW-HFBBC188

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Estimated Ship Date: Nov 24, 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: Nov 24, 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: Nov 24, 2025 if ordered today

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SLIP FIT MERGE COLLECTOR

Part Number: STW-MCLC4187-350

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Estimated Ship Date: Nov 24, 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: Oct 23, 2025 if ordered today

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Header Pipe, PowerBomb, Stainless Steel, Natural, Yamaha, Each

Part Number: FMF-044225

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Estimated Ship Date: Oct 23, 2025 if ordered today

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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: Nov 24, 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: Nov 24, 2025 if ordered today

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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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Estimated Ship Date: Nov 24, 2025 if ordered today

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Header Pipe, PowerBomb, Stainless Steel, Natural, Yamaha, Each

Part Number: FMF-044298

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 23, 2025 if ordered today

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Header Tether System, Stainless Steel, 36.0 in. Length, 1.875 in. Primary, 2.750 in. Collector, Kit

Part Number: LOK-1400085

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Estimated Ship Date: Oct 27, 2025 if ordered today

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Header Tether System, Stainless Steel, 36.0 in. Length, 1.875 in. Primary, 3.000 in. Collector, Kit

Part Number: LOK-1400086

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Estimated Ship Date: Oct 27, 2025 if ordered today

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Header Tether System, Stainless Steel, 36.0 in. Length, 2.000 in. Primary, 2.750 in. Collector, Kit

Part Number: LOK-1400090

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Estimated Ship Date: Oct 27, 2025 if ordered today

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Header Tether System, 36 in. Stainless Steel Tether, Fits 2 in. Primary Tube With 3.000 in. Collector, Kit

Part Number: LOK-1400091

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Estimated Ship Date: Oct 27, 2025 if ordered today

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Header Tether System, 36 in. Stainless Steel Tether, Fits 2 in. Primary Tube With 4.000 in. Collector, Kit

Part Number: LOK-1400093

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Estimated Ship Date: Oct 27, 2025 if ordered today

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Header Tether System, Stainless Steel, 36.0 in. Length, 2.125 in. Primary, 3.000 in. Collector, Kit

Part Number: LOK-1400096

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Estimated Ship Date: Oct 27, 2025 if ordered today

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Header Tether System, 36 in. Stainless Steel Tether, Fits 2 1/4 in. Primary Tube With 4.500 in. Collector, Kit

Part Number: LOK-1400104

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Estimated Ship Date: Oct 27, 2025 if ordered today

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Header Tether System, 36 in. Stainless Steel Tether, Fits 2 3/8 in. Primary Tube With 4.000 in. Collector, Kit

Part Number: LOK-1400116

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Estimated Ship Date: Oct 27, 2025 if ordered today

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Header Tether System, 36 in. Stainless Steel Tether, Fits 2 3/8 in. Primary Tube With 5.000 in. Collector, Kit

Part Number: LOK-1400118

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Header Tether System, 36 in. Stainless Steel Tether, Fits 2 1/2 in. Primary Tube With 5.000 in. Collector, Kit

Part Number: LOK-1400119

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Estimated Ship Date: Oct 27, 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: Nov 3, 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: Nov 3, 2025 if ordered today

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