Availability
Showing In Stock Items. Show All 186 Items.
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $746.50
Rebate Expires: 9/30/2025
Headers, Long Tube One-piece, Steel, Silver Ceramic Coated, Round Port, Chevrolet, Small Block LS, Pair
Part Number: DOU-D3348
Estimated Ship Date: Tomorrow
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $746.50
Rebate Expires: 9/30/2025
Estimated Ship Date: Tomorrow
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $777.05
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: Tomorrow
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $777.05
Rebate Expires: 9/30/2025
Estimated Ship Date: Tomorrow
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $451.20
Rebate Expires: 9/30/2025
Headers, Shorty, Steel, Ceramic Coated, Chevy, GMC, Pickup, SUV, 4.8, 5.3L, V8, Pair
Part Number: DOU-D3373
Estimated Ship Date: Tomorrow
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $451.20
Rebate Expires: 9/30/2025
Estimated Ship Date: Tomorrow
$75.00 Mail-In Rebate
Price after Manufacturer Rebate: $518.79
Rebate Expires: 9/30/2025
Headers, Cat4ward, Stainless Steel, Natural, 1-5/8 in. Primary Tubes, Cadillac, Chevy, GMC, SUV, Pickup, 4.8, 5.3L, Pair
Part Number: JBA-1850S-2
Estimated Ship Date: Tomorrow
$75.00 Mail-In Rebate
Price after Manufacturer Rebate: $518.79
Rebate Expires: 9/30/2025
Estimated Ship Date: Tomorrow
Headers, LS Turbo Header, Forward and Up, Stainless Steel, Natural, 1 7/8 in. Chevy, LS, Pair
Part Number: BIG-11537FLT
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
This product may not be eligible for select promotional offers
Headers, Blackheart, Long Tube, Stainless Steel, Natural, Buick, Chevy, Oldsmobile, Pontiac, LS Swap, Pair
Part Number: HOK-70101308RHKR
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
This product may not be eligible for select promotional offers
Headers, Blackheart, Long Tube, Steel, Silver Ceramic Coated, Buick, Chevy, GMC, Oldsmobile, Pontiac, LS Swap, Pair
Part Number: HOK-701015181HKR
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
This product may not be eligible for select promotional offers
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $640.02
Rebate Expires: 9/30/2025
Headers, Long Tube One-piece, Steel, Silver Ceramic Coated, Round Port, Buick, Chevrolet, Oldsmobile, Pontiac, Small Block LS, Pair
Part Number: DOU-D3349
Estimated Ship Date: Tomorrow
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $640.02
Rebate Expires: 9/30/2025
Estimated Ship Date: Tomorrow
$75.00 Mail-In Rebate
Price after Manufacturer Rebate: $550.46
Rebate Expires: 9/30/2025
Headers, Cat4ward, Stainless Steel, Natural, Cadillac, Chevy, GMC, Hummer, SUV, Pickup, 6.0L, Pair
Part Number: JBA-1850S-3
Estimated Ship Date: Tomorrow
$75.00 Mail-In Rebate
Price after Manufacturer Rebate: $550.46
Rebate Expires: 9/30/2025
Estimated Ship Date: Tomorrow
Headers, Super Competition, Long Tube, Ceramic Coated, Chevy, 4.8, 5.3, 5.7, 6.0L, Pair
Part Number: HOK-2292-1HKR
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
This product may not be eligible for select promotional offers
Headers, Long Tube, Steel, Silver Ceramic Coated, Chevy, GMC, LS Swap, Pair
Part Number: HOK-701015031HKR
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
This product may not be eligible for select promotional offers
Headers, Shorty, Stainless Steel, Natural, 3-Bolt Flange, Chevy, Small Block, LS Engine, Pair
Part Number: BIG-11575FLT
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
This product may not be eligible for select promotional offers
$75.00 Mail-In Rebate
Price after Manufacturer Rebate: $659.80
Rebate Expires: 9/30/2025
Headers, Cat4ward, Stainless Steel, Titanium Ceramic Coated, Cadillac, Chevy, GMC, SUV, Pickup, 4.8, 5.3L
Part Number: JBA-1850S-2JT
Estimated Ship Date: Tomorrow
$75.00 Mail-In Rebate
Price after Manufacturer Rebate: $659.80
Rebate Expires: 9/30/2025
Estimated Ship Date: Tomorrow
Headers, Blackheart Super Competition, Long Tube, Steel, Silver Ceramic Coated, Buick, Chevy, Oldsmobile, Pontiac, LS Swap, Pair
Part Number: HOK-701015081HKR
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
This product may not be eligible for select promotional offers
Headers, Blackheart, LS Swap, Long Tube, 3 in. Collector Diameter, 1 7/8 in. Tube Diameter, 304 Stainless Steel, Natural, Chevy, Pair
Part Number: HOK-BH14365
Not Yet Reviewed
Estimated Ship Date: Sep 12, 2025 if ordered today
Estimated Ship Date: Sep 12, 2025 if ordered today
This product may not be eligible for select promotional offers
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$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $803.78
Rebate Expires: 9/30/2025
Headers, Long Tube, Steel, Silver Ceramic Coated, Chevy, Pontiac, Pair
Part Number: DOU-D333
Estimated Ship Date: Tomorrow
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $803.78
Rebate Expires: 9/30/2025
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $545.48
Rebate Expires: 9/30/2025
Headers, Mid-length, Steel, Silver Ceramic Coated, Round Port, Buick, Chevrolet, Oldsmobile, Pontiac, Small Block LS, Pair
Part Number: DOU-D3350
Estimated Ship Date: Tomorrow
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $545.48
Rebate Expires: 9/30/2025
Estimated Ship Date: Tomorrow
$75.00 Mail-In Rebate
Price after Manufacturer Rebate: $704.67
Rebate Expires: 9/30/2025
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: Tomorrow
$75.00 Mail-In Rebate
Price after Manufacturer Rebate: $704.67
Rebate Expires: 9/30/2025
Estimated Ship Date: Tomorrow
Headers, Long Tube, Steel, Silver Ceramic Coated, Chevy, GMC, LS Swap, Pair
Part Number: HOK-701015041HKR
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
This product may not be eligible for select promotional offers
Headers, Shorty, Steel, Ceramic Coated, Chevy, GMC, Pickup, 4.8, 5.3L, Pair
Part Number: BIG-91843-1FLT
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
This product may not be eligible for select promotional offers
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $760.36
Rebate Expires: 9/30/2025
Headers, Long Tube, Steel, Silver Ceramic Coated, Chevy, Pair
Part Number: DOU-D3343
Not Yet Reviewed
Estimated Ship Date: Tomorrow
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $760.36
Rebate Expires: 9/30/2025
Estimated Ship Date: Tomorrow
Headers, Chevy, GMC, 304 Stainless Steel, LS Swap, 1-7/8 in., Pair
Part Number: HOK-BH13243
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
This product may not be eligible for select promotional offers
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: Tomorrow
Estimated Ship Date: Tomorrow
This product may not be eligible for select promotional offers
Headers, Long Tube One-piece, Steel, Black Ceramic Coated, Round Port, Chevrolet, Small Block LS, Pair
Part Number: DOU-D3348-B
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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