Availability
Headers
4 To 1 Collector 1 7/8" To Single 2.5" S/Steel
Part Number: XFO-CL4S-178-300
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Headers, Long Tube, Steel, Painted, Chevy, GMC, SUV, Pickup, Big Block, Pair
Part Number: BIG-11530FLT
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Studs, 12-Point Nuts, Custom 450, Black Oxide, 3/8 in.-16, 1.500 U.H.L., Set of 16
Part Number: ARP-100-1411
Estimated Ship Date: Today
Estimated Ship Date: Today
Headers, Circle Track, Street Stock, 4-1 One-Piece, 1 5/8 in. Primaries, 3 in. Collector, Automatic, Chevy, Pair
Part Number: SCH-185
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Studs, Hex Nuts, Custom 450, Black Oxide, 3/8-5/16 in., 1.500 in. U.H.L., Set of 16
Part Number: ARP-100-1401
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Studs, 12-Point Nuts, Stainless Steel, Polished, 3/8 in.-16, 1.670 in. U.H.L., Set of 12
Part Number: ARP-400-1402
Estimated Ship Date: Today
Estimated Ship Date: Today
Headers, Long Tube, Steel, Painted, Ford, Mercury, Pair
Part Number: BIG-12102FLT
Estimated Ship Date: Today
Estimated Ship Date: Today
Headers, Super Competition, Block Hugger, Steel, Painted, Chevy, Small Block, LS1, Pair
Part Number: HOK-2312HKR
Estimated Ship Date: Nov 6, 2026 if ordered today
Estimated Ship Date: Nov 6, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Headers, Long Tube One-Piece, 1 1/2 in. Primaries, 3-bolt Flange, Steel, Temporary non-High Temperature Paint, non-EFI, Toyota, L4, 20R/22R, Each
Part Number: BIG-19000FLT
Estimated Ship Date: Today
Estimated Ship Date: Today
Headers, Sprint Style, Weld-Up, Steel, 1 3/4 in. Primary, 3 in. Collector, No Flanges Included, Kit
Part Number: SUM-670196
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy Big Block, Fits 2.25 in. Primaries, Pair
Part Number: STW-HFBBC225
Estimated Ship Date: Today
Estimated Ship Date: Today
Headers, Engine Swap, Long Tube, Steel, Paint, 1 7/8 in. Primary, Chevy, GMC, LS, Pair
Part Number: HOK-70101504HKR
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Headers, Circle Track, Street Stock, 4-1 One-Piece, 1 3/4 in. Primaries, 3 in. Collector, Automatic, Chevy, Pair
Part Number: SCH-186-3
Estimated Ship Date: Today
Estimated Ship Date: Today
Collectors, Slip On, 4 into 1, 1.75 in. Primary, 3.00 in. Collector, 12.250 in. Length, 304 Stainless Steel, Polished, Each
Part Number: XFO-CL4S-175-300
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Collectors, Weld-On, Steel, Natural, 2.0 in. Primary, 3.5 in. Outlet, 10 in. Length, Pair
Part Number: PTE-H7686
Estimated Ship Date: Today
Estimated Ship Date: Today
Headers, Sprint Style, Weld-Up, Steel, 1 7/8 in. Primary, 3.5 in. Collector, No Flanges Included, Kit
Part Number: SUM-670197
Estimated Ship Date: Today
Estimated Ship Date: Today
Headers, Demolition Derby, Upsweep, 1 5/8 in. Primaries, Chevy Small Block, Pair
Part Number: SCH-1522
Estimated Ship Date: Today
Estimated Ship Date: Today
Headers, Long Tube, Steel, Painted, Chevy, GMC, SUV, Pickup, Small Block, Pair
Part Number: BIG-11506FLT
Estimated Ship Date: Today
Estimated Ship Date: Today
Headers, Zoomie Grassburner, Steel, Painted, 1 3/4 in. Primary, Oval Port, Chevy, Pair
Part Number: SCH-130
Estimated Ship Date: Today
Estimated Ship Date: Today
Exhaust Ball and Socket Flange, Stainless Steel, 3.00 in. I.D. Collector, 3.00 in. I.D. Pipe, Kit
Part Number: HED-21156
Estimated Ship Date: Today
Estimated Ship Date: Today
Headers, Long Tube, Steel, Painted, 1.625 in. x 3 in., Chevy, 283-400, Pair
Part Number: BIG-11106FLT
Estimated Ship Date: Today
Estimated Ship Date: Today
Headers, Turbo, Up and Forward, 304 Stainless Steel, Natural, 1.750 in. Primary, 2.50 in. V-Band Collector, Chevrolet, Small Block Gen I, Pair
Part Number: BIG-11569FLT
Estimated Ship Date: Today
Estimated Ship Date: Today
Headers, Long Tube, One Piece, 1.5 in. Primary, 3.0 in. Collector, 18 Gauge Steel, 3 Bolt Collector Flange, Painted Temporary Black, Ford, 302, Pair
Part Number: BIG-12500FLT
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Studs, Hex Nuts, Stainless Steel, Polished, 3/8 in.-16, Chrysler, Small Block, Set of 16
Part Number: ARP-445-1311
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Header Weld-Up Kit, Long Tube, Steel, Natural, 1 7/8 in. Tubes, 3.5 in. Collectors, Chevy Small Block, Kit
Part Number: SUM-670187
Estimated Ship Date: Today
Estimated Ship Date: Today
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