Availability
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $874.50
Rebate Expires: 9/30/2025
Headers, Long Tube, Steel, Silver Ceramic, 1.75 in. Primary Tube, 3 in. Collector, Chevy, LS Swap, Pair
Part Number: DOU-D3336
Estimated Ship Date: Monday 9/29/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $874.50
Rebate Expires: 9/30/2025
Estimated Ship Date: Monday 9/29/2025
Header Extensions, Blackheart Intermediate Pipes, 2.50 in. Diameter, 2-bolt Flange, Bung, RWD, Chevrolet, GMC, Small Block LS, Pair
Part Number: HOK-BH13257
Not Yet Reviewed
Estimated Ship Date: Monday 9/29/2025
Estimated Ship Date: Monday 9/29/2025
Exhaust Manifold, Blackheart, LS Swap, Stainless Steel, Natural, Universal, Pair
Part Number: HOK-8503HKR
Estimated Ship Date: Monday 9/29/2025
Estimated Ship Date: Monday 9/29/2025
Headers, Blackheart, Long Tube, Steel, Silver Ceramic Coated, Buick, Chevy, GMC, Oldsmobile, Pontiac, LS Swap, Pair
Part Number: HOK-701015181HKR
Estimated Ship Date: Monday 9/29/2025
Estimated Ship Date: Monday 9/29/2025
Exhaust Manifolds, Turbo, Ductile Iron, Silver Ceramic, 3.0 in. Turbo Outlet/2.25 in. Crossover Connection, Chevrolet LS, Gen III/Gen IV, Pair
Part Number: HOK-8510-1HKR
Estimated Ship Date: Monday 9/29/2025
Estimated Ship Date: Monday 9/29/2025
Exhaust Manifolds, Turbo, Ductile Iron, Black Ceramic, 3.0 in. Turbo Outlet/2.25 in. Crossover Connection, Chevrolet LS, Gen III/Gen IV, Pair
Part Number: HOK-8510-3HKR
Estimated Ship Date: Monday 9/29/2025
Estimated Ship Date: Monday 9/29/2025
Exhaust Manifold, Blackheart, LS Swap, Cast Iron, Black Ceramic Coated, Rear Dump, Pair
Part Number: HOK-8506-3HKR
Not Yet Reviewed
Estimated Ship Date: Monday 9/29/2025
Estimated Ship Date: Monday 9/29/2025
Transmission Crossmember, Buick, Chevy, Olds, Pontiac A-Body, LS Swap, Each
Part Number: HOK-71222007HKR
Estimated Ship Date: Monday 9/29/2025
Estimated Ship Date: Monday 9/29/2025
Exhaust Manifolds, Blackheart, Shorty, LS Swap, 1 3/4 in. Primaries, 2 1/2 in. Outlet, Cast Stainless Steel, Polished, w/Hware/Gaskets, Universal,Pair
Part Number: HOK-8503-1HKR
Estimated Ship Date: Monday 9/29/2025
Estimated Ship Date: Monday 9/29/2025
Exhaust Pipes, LS Swap Exhaust System Intermediate Pipes, Stainless Steel, Natural, 2.50 in. O.D., Chevy, GMC, Small Block LS, Pair
Part Number: HOK-70701403RHKR
Estimated Ship Date: Monday 9/29/2025
Estimated Ship Date: Monday 9/29/2025
Exhaust System, Blackheart LS Swap, 409 Stainless Steel, Natural, Header-Back, Underbody, 3.00 in., Chevrolet, GMC, Kit
Part Number: HOK-705014152RHK
Estimated Ship Date: Monday 9/29/2025
Estimated Ship Date: Monday 9/29/2025
Exhaust Manifold, Blackheart, LS Swap, Cast Iron, Natural, Rear Dump, Pair
Part Number: HOK-8506HKR
Not Yet Reviewed
Estimated Ship Date: Monday 9/29/2025
Estimated Ship Date: Monday 9/29/2025
Cross-Over Tube, Turbo LS, Fits 4L60 and 4L80, Each
Part Number: HOK-8515HKR
Estimated Ship Date: Monday 9/29/2025
Estimated Ship Date: Monday 9/29/2025
Headers, Street, Shorty, Steel, Temporary Paint, Cadillac, Chevy, GMC, Hummer, Small Block LS, Pair
Part Number: HED-69690
Estimated Ship Date: Monday 9/29/2025
Estimated Ship Date: Monday 9/29/2025
Transmission Crossmember, LS Engine Swap, Steel, Black Powdercoated, 4L80E, 4L85E, Buick, Chevy, Pontiac, Kit
Part Number: HOK-12627HKR
Estimated Ship Date: Monday 9/29/2025
Estimated Ship Date: Monday 9/29/2025
Exhaust System, Blackheart LS Swap, 409 Stainless Steel, Natural, Header-Back, 3.00 in., Under-body Turn Downs, Chevrolet, GMC, Kit
Part Number: HOK-705014153RHK
Not Yet Reviewed
Estimated Ship Date: Monday 9/29/2025
Estimated Ship Date: Monday 9/29/2025
Transmission Crossmembers, LS Engine Swap Transmission Crossmembers, Steel, Black Powdercoated, Automatic, Buick, Chevrolet, GMC, Olds, Pontiac, Each
Part Number: HOK-12644HKR-1
Estimated Ship Date: Monday 9/29/2025
Estimated Ship Date: Monday 9/29/2025
Transmission Crossmember, LS Engine Swap, Steel, Black Powdercoated, T-56, Chevy, Pontiac, Kit
Part Number: HOK-12626HKR
Estimated Ship Date: Monday 9/29/2025
Estimated Ship Date: Monday 9/29/2025
Transmission Crossmember, Buick, Chevy, Olds, Pontiac A-Body, LS Swap, Each
Part Number: HOK-71222008HKR
Estimated Ship Date: Monday 9/29/2025
Estimated Ship Date: Monday 9/29/2025
Headers, Blackheart Super Competition, Long Tube, Steel, Silver Ceramic Coated, Buick, Chevy, Oldsmobile, Pontiac, LS Swap, Pair
Part Number: HOK-701015081HKR
Estimated Ship Date: Monday 9/29/2025
Estimated Ship Date: Monday 9/29/2025
Headers, Blackheart, Long Tube, Stainless Steel, Natural, Buick, Chevy, GMC, Oldsmobile, Pontiac, LS Swap, Pair
Part Number: HOK-70101318RHKR
Estimated Ship Date: Monday 9/29/2025
Estimated Ship Date: Monday 9/29/2025
Headers, Blockhugger, Steel, Silver Ceramic Coated, 2.5 in. Collector, Street Rod, Chevy Small Block LS, Pair
Part Number: SNH-CC1LS158-SEC
Estimated Ship Date: Monday 9/29/2025
Estimated Ship Date: Monday 9/29/2025
Headers, LS Swap, Full-Length, Steel, Silver Ceramic Coated, Chevrolet, GMC, Pair
Part Number: HED-69056
Estimated Ship Date: Monday 9/29/2025
Estimated Ship Date: Monday 9/29/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $960.95
Rebate Expires: 9/30/2025
Headers, Long Tube, Stainless Steel, 1.75 in. Primary Tube, 3 in. Collector, Chevy, LS Swap, Pair
Part Number: DOU-D3336-SS
Not Yet Reviewed
Estimated Ship Date: Monday 9/29/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $960.95
Rebate Expires: 9/30/2025
Estimated Ship Date: Monday 9/29/2025
Transmission Crossmember, LS Engine Swap, Steel, Black Powdercoated, Chevy, Pontiac, Kit
Part Number: HOK-12614HKR
Estimated Ship Date: Monday 9/29/2025
Estimated Ship Date: Monday 9/29/2025
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