Availability
Header Collector, Slip-on, Steel, 2.250 in. Inlets, 4.000 in. Outlet, Each
Part Number: KOK-9912SM
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Header Collector, Slip-on, Stainless Steel, 2.500 in. Inlets, 4.500 in. Outlet, Each
Part Number: KOK-9917S
Not Yet Reviewed
Estimated Ship Date: Jan 30, 2026 if ordered today
Estimated Ship Date: Jan 30, 2026 if ordered today
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: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
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: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy, LS7, Fits 2 in. Primaries, Pair
Part Number: STW-HFLS7200
Not Yet Reviewed
Estimated Ship Date: Feb 19, 2026 if ordered today
Estimated Ship Date: Feb 19, 2026 if ordered today
Header Collector, Slip-on, Steel, 2.000 in. Inlets, 4.000 in. Outlet, Each
Part Number: KOK-9909SM
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Header Collector, Slip-on, Stainless Steel, 2.000 in. Inlets, 4.000 in. Outlet, Each
Part Number: KOK-9909S
Not Yet Reviewed
Estimated Ship Date: Jan 30, 2026 if ordered today
Estimated Ship Date: Jan 30, 2026 if ordered today
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
Estimated Ship Date: Today
Header Flange Kit, Small Block Chevy, 3/8" Thick, Includes 6 Plates
Part Number: MOR-67650
Not Yet Reviewed
Estimated Ship Date: Jan 15, 2026 if ordered today
Estimated Ship Date: Jan 15, 2026 if ordered today
Header Flange, Godzilla, Stock, Steel, 3/8 in. Thick, Round Port Shape, Ford, Pair
Part Number: MML-MNFD2302377
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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: Jan 9, 2026 if ordered today
Estimated Ship Date: Jan 9, 2026 if ordered today
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: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Headers, Super Competition, Block Hugger, Steel, Painted, Chevy, Small Block, LS1, Pair
Part Number: HOK-2312HKR
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Collector, Slip-on, Stainless Steel, 2.000 in. Inlets, 3.500 in. Outlet, Each
Part Number: KOK-9908S
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Header Tether System, 10 in. Stainless Steel Tether, Fits 2 1/8 in. Primary Tube With 3.500 in. Collector, Kit
Part Number: CHH-001021253500
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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
Estimated Ship Date: Today
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
Estimated Ship Date: Today
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
Estimated Ship Date: Today
Header Studs, 12-Point Nuts, Stainless Steel, Polished, 8mm x 1.25, Dodge, 2.0L, Set of 10
Part Number: ARP-441-1302
Not Yet Reviewed
Estimated Ship Date: Jan 8, 2026 if ordered today
Estimated Ship Date: Jan 8, 2026 if ordered today
Headers, Upright, 1 1/2 in. Primary, 2.5 in. Collector, D-Port, Stainless Steel, Natural, GM, 2.8L, 3.1L, 3.4L, Pair
Part Number: BIG-11587FLT
Not Yet Reviewed
Estimated Ship Date: Jan 2, 2026 if ordered today
Estimated Ship Date: Jan 2, 2026 if ordered today
Header Fasteners, Bolts, Locking, Stainless Steel, Natural, AMC, V8, Set of 12
Part Number: STG-8958S
Estimated Ship Date: Today
Estimated Ship Date: Today
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
Estimated Ship Date: Today
HDR FLANGE CHEV RECT 409
Part Number: PTE-H7834
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
MANIFOLD FLANGE Exhaust Manifold Flange for Audi 2.7T, 3/8" Thick - Sold in Pairs
Part Number: VPE-14227
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
HDR FLANGE FRD RECT 351W
Part Number: PTE-H7846
Not Yet Reviewed
Estimated Ship Date: Jan 12, 2026 if ordered today
Estimated Ship Date: Jan 12, 2026 if ordered today
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