Availability
Muffler, American Thunder 40 Series, 2 1/2 in. Inlet/2 1/2 in. Outlet, Steel, Black, Each
Part Number: FLO-42541
Estimated Ship Date: Monday 6/23/2025
Estimated Ship Date: Monday 6/23/2025
BUILD IT WITH SUMMIT!
Header Flanges, Steel, 3/8 in. Thick, 1.75 in. Diameter Round Port, Chevy, LS, Pair
Part Number: SUM-670203
Estimated Ship Date: Monday 6/23/2025
Estimated Ship Date: Monday 6/23/2025
Muffler, FlowFX Series, 2.5 in. Inlet, 2.5 in. Outlet, 409 Stainless Steel, Natural Finish, Each
Part Number: FLO-71226
Estimated Ship Date: Monday 6/23/2025
Estimated Ship Date: Monday 6/23/2025
Muffler, Flowmaster 40 Series, 3 in. Offset Inlet/3 in. Center Outlet, Steel, Black, Each
Part Number: FLO-43041
Estimated Ship Date: Monday 6/23/2025
Estimated Ship Date: Monday 6/23/2025
Muffler, FlowFX Series, 3 in. Offset Inlet/3 in. Center Outlet, Reversible, Stainless Steel, Natural, Each
Part Number: FLO-71229
Estimated Ship Date: Monday 6/23/2025
Estimated Ship Date: Monday 6/23/2025
Muffler, 40 Series, 2 1/2 in. Offset Inlet, 2 1/2 in. Offset Outlet, Chambered, Steel, Black, Each
Part Number: FLO-42543
Estimated Ship Date: Monday 6/23/2025
Estimated Ship Date: Monday 6/23/2025
Muffler, Super Turbo, 2 1/2 in. Inlet/2 1/2 in. Outlet, Steel, Aluminized, Each
Part Number: WLK-17733
Estimated Ship Date: Monday 6/23/2025
Estimated Ship Date: Monday 6/23/2025
Header Studs, 12-Point Nuts, Custom 450, Black Oxide, Chevy, Big Block, Set of 16
Part Number: ARP-100-1403
Estimated Ship Date: Monday 6/23/2025
Estimated Ship Date: Monday 6/23/2025
Muffler, American Thunder 40 Series, 2 1/4 in. Inlet/2 1/4 in. Outlet, Steel, Black, Each
Part Number: FLO-42441
Estimated Ship Date: Monday 6/23/2025
Estimated Ship Date: Monday 6/23/2025
Exhaust Intermediate Pipe, Front, 4 in., Stainless Steel, Natural, Mandrel-Bent, Kit
Part Number: MBR-GP012
Estimated Ship Date: Monday 6/23/2025
Estimated Ship Date: Monday 6/23/2025
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Catalytic Converter, Universal, Stainless Steel, 2.50 in. Inlet, 2.50 in. Outlet, 8.0 in. Length, Each
Part Number: MPE-53956
Estimated Ship Date: Monday 6/23/2025
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Estimated Ship Date: Monday 6/23/2025
Muffler, FlowFX Series, 2.5 in. Inlet/2.5 in. Outlet, Stainless Steel, Natural, Each
Part Number: FLO-71236
Estimated Ship Date: Monday 6/23/2025
Estimated Ship Date: Monday 6/23/2025
Header Fasteners, Bolts, Locking, Double Hex Head, Steel, Nickel Plated, Chevy, V6, Small Block, Set of 12
Part Number: STG-8911
Estimated Ship Date: Monday 6/23/2025
Special Offer
Buy Locking Header Bolts, get half off Collector Bolt Kit!
Estimated Ship Date: Monday 6/23/2025
Muffler, FlowFX Series, 2.25 in. Offset Inlet/2.25 in. Center Outlet, Stainless Steel, Natural, Each
Part Number: FLO-71225
Estimated Ship Date: Monday 6/23/2025
Estimated Ship Date: Monday 6/23/2025
Header Fasteners, Bolts, Locking, Double Hex Head, Steel, Nickel Plated, Chevy, 4.8, 5.3, 5.7L, V8, Set of 12
Part Number: STG-8900
Estimated Ship Date: Monday 6/23/2025
Special Offer
Buy Locking Header Bolts, get half off Collector Bolt Kit!
Estimated Ship Date: Monday 6/23/2025
Muffler, American Thunder 40 Series, 3 in. Inlet/3 in. Outlet, Steel, Black, Each
Part Number: FLO-43043
Estimated Ship Date: Monday 6/23/2025
Estimated Ship Date: Monday 6/23/2025
Header Fasteners, Bolts, Locking, Double Hex Head, Steel, Nickel Plated, Chevy, V6, Small Block V8, Set of 12
Part Number: STG-8911A
Estimated Ship Date: Monday 6/23/2025
Special Offer
Buy Locking Header Bolts, get half off Collector Bolt Kit!
Estimated Ship Date: Monday 6/23/2025
Muffler, Crate 602/604 DIRT Late Model, Chambered, 3.000 in. Inlet, 3.000 in. Outlet, Steel, Natural, Each
Part Number: BEY-4294
Estimated Ship Date: Monday 6/23/2025
Estimated Ship Date: Monday 6/23/2025
Header Fasteners, Bolts, Locking, Double Hex Head, Steel, Nickel Plated, Chevy, Ford, Chrysler, Set of 16
Part Number: STG-8912A
Estimated Ship Date: Monday 6/23/2025
Special Offer
Buy Locking Header Bolts, get half off Collector Bolt Kit!
Estimated Ship Date: Monday 6/23/2025
Muffler, Ultra Flo Welded, 3 in. Inlet/3 in. Outlet, Stainless Steel, Each
Part Number: WLK-17223
Estimated Ship Date: Monday 6/23/2025
Estimated Ship Date: Monday 6/23/2025
Muffler, Ultra Flo Welded, 2 1/2 in. Inlet/2 1/2 in. Outlet, Stainless Steel, Each
Part Number: WLK-17222
Estimated Ship Date: Monday 6/23/2025
Estimated Ship Date: Monday 6/23/2025
Header Studs, 12-Point Nuts, Custom 450, 3/8 in.-16 Base Thread, 3/8 in.-24 Top Thread, Black Oxide, Chevy Small Block, Set of 12
Part Number: ARP-100-1402
Estimated Ship Date: Monday 6/23/2025
Estimated Ship Date: Monday 6/23/2025
Muffler, Super Turbo, 2 1/2 in. Inlet/2 1/2 in. Outlet, Steel, Aluminized, Each
Part Number: WLK-17748
Estimated Ship Date: Monday 6/23/2025
Estimated Ship Date: Monday 6/23/2025
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Catalytic Converter, Stainless Steel, Universal, 2 1/2 in. Inlet/Outlet, 13 in. Length, Each
Part Number: MPE-53006
Estimated Ship Date: Monday 6/23/2025
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Estimated Ship Date: Monday 6/23/2025
Muffler, Ultra Flo Welded, 3 in. Inlet/3 in. Outlet, Stainless Steel, Each
Part Number: WLK-17221
Estimated Ship Date: Monday 6/23/2025
Estimated Ship Date: Monday 6/23/2025
Exhaust Tips, Single, Oval, Weld-on, Steel, Chrome, Slant Cut, 2.50 in. Inlet Diameter, Chevy, Pair
Part Number: OPG-CET0002
Estimated Ship Date: Monday 6/23/2025
Estimated Ship Date: Monday 6/23/2025
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