Availability
Headers
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, Chevy Big Block, Fits 2.25 in. Primaries, Pair
Part Number: STW-HFBBC225
Not Yet Reviewed
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
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: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Header Studs, 12-Point Nut, 1.750 Length, Stainless Steel, Polished, Chevrolet, Gen V, 6.2L, Set of 10
Part Number: ARP-434-1401
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Header, Challenge Y, 6-2-1 Style, Stainless Steel, Natural, 2.125 in. Collector Diameter, Jeep, 4.0L, Each
Part Number: ATP-101212
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Headers, Tri-Y, Steel, Painted, 2.5 in. Collector, Ford, 260, 289, 302, Pair
Part Number: SDK-C5ZZ-9430-BK
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Headers, Long Tube, Steel, Painted, Chevy, GMC, SUV, Pickup, Small Block, Pair
Part Number: BIG-11506FLT
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Headers, Long Tube, Steel, Painted, Chevy, GMC, SUV, Pickup, Big Block, Pair
Part Number: BIG-11530FLT
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Header Weld-Up Kit, Long Tube, Steel, Natural, 1 5/8 in. Tubes, 3 in. Collectors, Chevy Small Block, Kit
Part Number: SUM-670185
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
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: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Header Flanges, 304 Stainless Steel, 3/8 in. Thick, 2.50 in. Diameter Round Raised Port, Chevrolet, BBC, Pair
Part Number: STW-HFBBCH250RSD
Not Yet Reviewed
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Headers, Long Tube, Steel, Painted, Ford, Mercury, Pair
Part Number: BIG-12102FLT
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Headers, LS Turbo, Forward and Up, Stainless Steel, Silver Ceramic Coated, 3.00 in. Collector Diameter, Round Port, Chevrolet, Small Block LS, Pair
Part Number: BIG-31537FLT
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Headers, Truck/Tractor Pull, Upsweep, 1 5/8 in. Primaries, 3 in. Collector, Chevy Small Block, Pair
Part Number: SCH-1512
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
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: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Headers, Shorty, Steel, Painted, Ford, Pickup, SUV, 4.6L, Pair
Part Number: SUM-G9046
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
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: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Weld On Collector Tether Kit - Stainless Steel Brackets with Black Marking Sleeve
Part Number: CHH-4040-WSS-BLK
Not Yet Reviewed
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Headers, 4-1 One-Piece, Steel, Temporary Non-High Temperature Paint, 1 1/2 in. Primary, Toyota, Each
Part Number: BIG-19000FLT
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
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: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
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: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Header Bolts, Locking, Double Hex Head, Stainless Steel, Natural, Chevy, Small Block V8, V6, Set of 12
Part Number: STG-8951
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Special Offer
Buy Locking Header Bolts, get half off Collector Bolt Kit!
Estimated Ship Date: Monday 3/16/2026 if shipped by air
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: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Header Studs, 12-Point Nuts, Stainless Steel, Polished, 3/8 in.-16, Ford, V8, Set of 16
Part Number: ARP-400-1404
Estimated Ship Date: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
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: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
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: Monday 3/16/2026 if shipped by air
Estimated Ship Date: Monday 3/16/2026 if shipped by air
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