Availability
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 10/13/2025
Estimated Ship Date: Monday 10/13/2025
Header Studs, 12-Point Nuts, Stainless Steel, Polished, 8mm x 1.25, Chevy, 5.7, 6.0L, LS1, LS6, Set of 12
Part Number: ARP-434-1301
Estimated Ship Date: Monday 10/13/2025
Estimated Ship Date: Monday 10/13/2025
Exhaust System, Cat-back, FlowFX, 409 Stainless Steel, Single Exit, Chevrolet, GMC, Kit
Part Number: FLO-717873
Estimated Ship Date: Monday 10/13/2025
Estimated Ship Date: Monday 10/13/2025
Headers, Performance Connect, Long Tube, Catalytic Converter, Stainless Steel, Natural, 1 7/8 in. Primary, 3.00 in. Collector, Chevy, LS Swap, Pair
Part Number: STW-LSS10C
Estimated Ship Date: Monday 10/13/2025
Estimated Ship Date: Monday 10/13/2025
Exhaust System, Outlaw Series, Cat-back, Single In/Dual Out, Stainless Steel, Natural, Chevy, GMC, 5.3L, Kit
Part Number: FLO-817689
Estimated Ship Date: Monday 10/13/2025
Estimated Ship Date: Monday 10/13/2025
Exhaust Manifolds, Cast Iron, Natural, Chevy, Small Block LS, Kit
Part Number: HOK-8502HKR
Estimated Ship Date: Monday 10/13/2025
Estimated Ship Date: Monday 10/13/2025
Headers, Blackheart, Shorty,1 7/8 in. Primary, Stainless Steel, Natural, Chevrolet, GMC, Pair
Part Number: HOK-70301411RHKR
Estimated Ship Date: Monday 10/13/2025
Estimated Ship Date: Monday 10/13/2025
Exhaust Manifolds, Cast 304 Stainless Steel, Natural, Twin-Turbo Hi mount, T-4 Flange, LS Series Engines, Driver and Passenger Side, Chevy, Pair
Part Number: SUM-G9302
Estimated Ship Date: Monday 10/13/2025
Estimated Ship Date: Monday 10/13/2025
Exhaust Manifolds, Cast Iron, Natural, Engine Swap, Chevy, LS, Pair
Part Number: HOK-8501HKR
Estimated Ship Date: Monday 10/13/2025
Estimated Ship Date: Monday 10/13/2025
Exhaust System, Blackheart, Header-back, 3.00 in. Dual, Underbody, Stainless Steel, Natural, with Turbo Mufflers, Chevy, Pontiac, V8, Kit
Part Number: HOK-70501386RHKR
Estimated Ship Date: Monday 10/13/2025
Estimated Ship Date: Monday 10/13/2025
Header Bolts, Hex Head, 30mm UHL, 10mm Wrench, 8740 Chromoly, Black Oxide, Chevy, LS, Set of 12
Part Number: ARP-134-1102
Estimated Ship Date: Monday 10/13/2025
Estimated Ship Date: Monday 10/13/2025
Exhaust System, American Thunder, Cat-back, Single In/Dual Out, Stainless, Natural, Chevy, GMC, 5.3L, Kit
Part Number: FLO-817895
Estimated Ship Date: Monday 10/13/2025
Estimated Ship Date: Monday 10/13/2025
Headers, Cat4ward, Stainless Steel, Silver Ceramic Coated, Cadilllac, Chevy, GMC, SUV, Pickup, 4.8, 5.3L, Pair
Part Number: JBA-1850S-2JS
Estimated Ship Date: Monday 10/13/2025
Estimated Ship Date: Monday 10/13/2025
Exhaust System, Cat-back, FlowFX, 409 Stainless Steel, Single Exit, Chevrolet, GMC, Kit
Part Number: FLO-717857
Estimated Ship Date: Monday 10/13/2025
Estimated Ship Date: Monday 10/13/2025
Exhaust Manifolds, Iron, Natural, Chevy, LS Series Engines, 2.250 in. Outlet, Pair
Part Number: SUM-G9080
Estimated Ship Date: Monday 10/13/2025
Estimated Ship Date: Monday 10/13/2025
Exhaust Manifolds, Cast Iron, Silver Ceramic Coated, Chevy, Small Block LS, Kit
Part Number: HOK-8502-1HKR
Estimated Ship Date: Monday 10/13/2025
Estimated Ship Date: Monday 10/13/2025
Headers, Blackheart, Long Tube, Steel, Silver Ceramic Coated, Buick, Chevy, GMC, Oldsmobile, Pontiac, LS Swap, Pair
Part Number: HOK-701015181HKR
Estimated Ship Date: Monday 10/13/2025
Estimated Ship Date: Monday 10/13/2025
Exhaust Manifolds, Cast Iron, Black Ceramic Coated, Chevy, Small Block LS, Kit
Part Number: HOK-8502-3HKR
Not Yet Reviewed
Estimated Ship Date: Monday 10/13/2025
Estimated Ship Date: Monday 10/13/2025
Catalytic Converter, Direct Fit, Stainless Steel, Cadillac, Chevy, GMC, Each
Part Number: WLK-83482
Estimated Ship Date: Monday 10/13/2025
Estimated Ship Date: Monday 10/13/2025
Exhaust Muffler Hanger, Insulator, Rubber, Black, Universal, Each
Part Number: SUM-610400
Estimated Ship Date: Monday 10/13/2025
Estimated Ship Date: Monday 10/13/2025
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Catalytic Converter, Stainless Steel, Chevy, GMC, Pickup, SUV, 4.8, 5.3L, Front, Each
Part Number: MPE-93419
Estimated Ship Date: Monday 10/13/2025
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Estimated Ship Date: Monday 10/13/2025
Exhaust Crossover Pipe, Turbo Manifold, 2.250 in., Stainless Steel, Chevy LS, Each
Part Number: SUM-G9300-XC
Estimated Ship Date: Monday 10/13/2025
Estimated Ship Date: Monday 10/13/2025
Headers, LS Turbo, Forward Up, Stainless Steel, 1 7/8 in. Primary Tube, Polished, 3 in. Collector, Pair
Part Number: BIG-11540FLT
Estimated Ship Date: Monday 10/13/2025
Estimated Ship Date: Monday 10/13/2025
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 10/13/2025
Estimated Ship Date: Monday 10/13/2025
Headers, Blackheart, Long Tube, Stainless Steel, Natural, Buick, Chevy, GMC, Oldsmobile, Pontiac, LS Swap, Pair
Part Number: HOK-70101318RHKR
Estimated Ship Date: Monday 10/13/2025
Estimated Ship Date: Monday 10/13/2025
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