Headers

Header Flanges, No Stubs, Stainless, 0.375 in. Thick, 1.875 in. Port, Each

Part Number: KOK-7051S

Not Yet Reviewed

Estimated Ship Date: Jan 28, 2026 if ordered today

Header Flanges, No Stubs, Steel, 0.375 in. Thick, 1.50 in. Port, Gaskets, Bolts, Chevy, 4.3L, Pair

Part Number: PTE-H7883

3.0 out of 5 stars ( 3 )

Estimated Ship Date: Dec 19, 2025 if ordered today

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Header Collectors, Formed, 4 Into 1, Weld-on, 2 in. Primary, 4.0 in. Collector Diameter, 10 in. Length, Pair

Part Number: PTE-H7681

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

Header Flanges, No Stubs, Steel, 0.375 in. Thick, 2.000 in. Port, Gaskets, Bolts, Pair

Part Number: PTE-H7899

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

Header Collectors, Formed, 4 Into 1, Weld-on, 2 1/4 in. Primary, 3.5 in Collector Diameter, 10 in Length, Pair

Part Number: PTE-H7685

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Estimated Ship Date: Dec 19, 2025 if ordered today

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Flange Big Block Chevrolet

Part Number: KOK-7041-250-S

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

Header Collectors, Formed, 4 Into 1, Weld-on, 1 5/8 in. Primary, 3.0 in Collector Diameter, 10 in Length, Pair

Part Number: PTE-H7670

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Header Collectors, Formed, 4 Into 1, Weld-on, 2 1/8 in. Primary, 4.0 in Collector Diameter, 12 in Length, Pair

Part Number: PTE-H7689

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Estimated Ship Date: Dec 22, 2025 if ordered today

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HDR FLANGE CHEV OUTER SBC

Part Number: PTE-H7833

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Estimated Ship Date: Dec 22, 2025 if ordered today

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1 7/8" primary, 3 1/2" outlet, 8" long. 304 s/s construction with smooth flow taper. We can custom make coll

Part Number: STW-FC4188-350

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Estimated Ship Date: Jan 19, 2026 if ordered today

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REPLACEMENT PARTS KIT FOR 89140

Part Number: HED-00138

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Estimated Ship Date: Feb 16, 2026 if ordered today

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Header Flanges, No Stubs, Steel, 0.313 in. Thick, 2.000 in. Port, Gaskets, Bolts, Pair

Part Number: PTE-H7897

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 22, 2025 if ordered today

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Header Bolt Kit for Coyote, VooDoo, Predator and 6.2L Engines. (16) M10-1.25mm x 25mm (Fine Thread) Grade 18-8 SS bolts. 10mm head.

Part Number: KOK-BK109

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Estimated Ship Date: Jan 26, 2026 if ordered today

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REPLACEMENT PARTS KIT FOR 89350

Part Number: HED-00142

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Estimated Ship Date: Feb 17, 2026 if ordered today

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Header Flanges, Outer Flange, No Stubs, Stainless, 0.375 in. Thick, 2.000 in. Port, Gaskets, Bolts, Each

Part Number: KOK-7011S

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Estimated Ship Date: Jan 28, 2026 if ordered today

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Header Flanges, No Stubs, Stainless, 0.375 in. Thick, 2.000 in. Port, Each

Part Number: KOK-7051BS

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 28, 2026 if ordered today

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Header Flanges, No Stubs, Stainless, 0.375 in. Thick, 2.125 in. Port, Each

Part Number: KOK-7040S

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Estimated Ship Date: Jan 28, 2026 if ordered today

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Header Flanges, Stock Bolt Pattern, Steel, Oval Port, 0.313 in. Thick, Chevy, Small Block, Pair

Part Number: PTE-H7825

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Estimated Ship Date: Dec 22, 2025 if ordered today

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Header Flanges, No Stubs, Steel, 0.313 in. Thick, 2.000 in. Port, Gaskets, Bolts, Pair

Part Number: PTE-H7881

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Estimated Ship Date: Dec 22, 2025 if ordered today

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DIY Comp

Part Number: PTE-H7696

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

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Header Flanges, No Stubs, Steel, 0.313 in. Thick, 1.750 in. Port, Gaskets, Bolts, Pair

Part Number: PTE-H7893

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Dec 19, 2025 if ordered today

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Header Collectors, Formed, 4 Into 1, Weld-on, 1 1/2 in. Primary, 2.5 in. Collector Diameter, 9 in Length, Pair

Part Number: PTE-H7668

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Estimated Ship Date: Dec 22, 2025 if ordered today

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REPLACEMENT PARTS KIT FOR 88408

Part Number: HED-00149

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Estimated Ship Date: Feb 17, 2026 if ordered today

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HDR FLANGE CHEV RECT 409

Part Number: PTE-H7834

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

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HDR FLANGE FRD RECT 351W

Part Number: PTE-H7846

Not Yet Reviewed

Estimated Ship Date: Dec 22, 2025 if ordered today

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