Headers

1 5/8" primary, 3.0" outlet-2 1/2" collector with reverse cone to 3" OD outlet. 304 s/s construction, tig wel

Part Number: STW-MC4163-300

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Header Flanges, Steel, 3/8 in. Thick, 1.875 in. Diameter D-Port, Mopar Hemi Gen III, Pair

Part Number: SUM-270205

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

DIY Comp

Part Number: PTE-H7697

Not Yet Reviewed

Estimated Ship Date: Dec 10, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Header Fasteners, Bolts, Locking, Stainless Steel, Natural, AMC, V8, Set of 12

Part Number: STG-8958S

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

• Free Shipping

Exhaust, Power Bomb Header, Stainless Steel

Part Number: FMF-042385

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Header Collector, Slip-on, Steel, 2.250 in. Inlets, 4.000 in. Outlet, Each

Part Number: KOK-9912SM

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Ford Small Block, Fits 1.625 in. Primaries, Pair

Part Number: STW-HFSBF1

Not Yet Reviewed

Estimated Ship Date: Jan 9, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Hemi 5.7L/6.1L/6.4L, Fits 1.75 in. Primaries, Pair

Part Number: STW-HFJP61175

Not Yet Reviewed

Estimated Ship Date: Jan 9, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: STW-HFBBC200

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy, LS1/LS6, Fits 1.75 in. Primaries, Pair

Part Number: STW-HFLS1175

Not Yet Reviewed

Estimated Ship Date: Jan 7, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Header Flanges, 304 Stainless Steel, 3/8 in. Thick, 1.875 in. Diameter D-Port, Mopar Hemi Gen III, Pair

Part Number: SUM-270205ST

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Header Flange Kit, Small Block Chevy, 3/8" Thick, Includes 6 Plates

Part Number: MOR-67650

Not Yet Reviewed

Estimated Ship Date: Dec 15, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Header Collector, Slip-on, Stainless Steel, 1.750 in. Inlets, 3.000 in. Outlet, Each

Part Number: KOK-9903S

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Header, Jr. Dragster, Steel, Chrome, 1 3/4 in. Primary Tube Diameter, Each

Part Number: JRC-654-6453-WE

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Header Collector, Slip-on, Stainless Steel, 1.825 in. Inlets, 3.500 in. Outlet, Each

Part Number: KOK-9906S

Not Yet Reviewed

Estimated Ship Date: Jan 13, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Header Tether System, 10 in. Stainless Steel Tether, Fits 2 in. Primary Tube With 4.000 in. Collector, Kit

Part Number: CHH-001020004000

Not Yet Reviewed

Estimated Ship Date: Today

• Drop Ship
• Free Shipping

Header Tether System, 15 in. Stainless Steel Tether, Fits 2 1/8 in. Primary Tube With 4.000 in. Collector, Kit

Part Number: CHH-001521254000

Not Yet Reviewed

Estimated Ship Date: Today

• Drop Ship
• Free Shipping

Header Tether System, 10 in. Stainless Steel Tether, Fits 2 1/2 in. Primary Tube With 4.500 in. Collector, Kit

Part Number: CHH-001025004500

Not Yet Reviewed

Estimated Ship Date: Today

• Drop Ship
• Free Shipping

Header Tether System, 10 in. Stainless Steel Tether, Fits 2 in. Primary Tube With 3.500 in. Collector, Kit

Part Number: CHH-001020003500

Not Yet Reviewed

Estimated Ship Date: Today

• Drop Ship
• Free Shipping

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

Part Number: STW-FC4212-350

Not Yet Reviewed

Estimated Ship Date: Jan 9, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

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

Part Number: STW-FC4212-300

Not Yet Reviewed

Estimated Ship Date: Jan 9, 2026 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Headers, Super Competition, Block Hugger, Steel, Painted, Chevy, Small Block, LS1, Pair

Part Number: HOK-2312HKR

2.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

• Free Shipping

Header Bolts, Locking, External 12-point, Stainless Steel, Natural, Chrysler, Small Block V8, Set of 12

Part Number: STG-8955

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 1, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Header Flanges, Exhaust Manifold Flanges, Stainless, 0.375 in. Thick, Designed Specifically for Porsche 996/911 Engines, Porsche, 3.4L/3.6L/3.8L, Pair

Part Number: VPE-14296

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping

Header Flanges, Exhaust Manifold Flanges, Stainless Steel, Stock Flange Port Shape, Designed Specifically for Porsche 911 and 930 Engines, Set of 6

Part Number: VPE-14930

Not Yet Reviewed

Estimated Ship Date: Today

• Free Shipping