Availability
Showing In Stock Items. Show All 41 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: Tuesday 9/2/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $746.50
Rebate Expires: 9/30/2025
Estimated Ship Date: Tuesday 9/2/2025
$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: Tuesday 9/2/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $777.05
Rebate Expires: 9/30/2025
Estimated Ship Date: Tuesday 9/2/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $484.86
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: Tuesday 9/2/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $484.86
Rebate Expires: 9/30/2025
Estimated Ship Date: Tuesday 9/2/2025
$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: Tuesday 9/2/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $640.02
Rebate Expires: 9/30/2025
Estimated Ship Date: Tuesday 9/2/2025
Exhaust Systems, LS Swap, Header-back, Dual, Stainless Steel, Natural, Rear Exit, H-pipe, Rear Coil Spring, Chevrolet, GMC, Small Block LS, Kit
Part Number: DOU-DES102
Estimated Ship Date: Tuesday 9/2/2025
Estimated Ship Date: Tuesday 9/2/2025
$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: Tuesday 9/2/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $803.78
Rebate Expires: 9/30/2025
Estimated Ship Date: Tuesday 9/2/2025
$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: Tuesday 9/2/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $545.48
Rebate Expires: 9/30/2025
Estimated Ship Date: Tuesday 9/2/2025
$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: Tuesday 9/2/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $760.36
Rebate Expires: 9/30/2025
Estimated Ship Date: Tuesday 9/2/2025
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: Tuesday 9/2/2025
Estimated Ship Date: Tuesday 9/2/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $733.13
Rebate Expires: 9/30/2025
Headers, Shorty, Steel, Silver Ceramic Coated, Round Port, Buick, Chevrolet, Oldsmobile, Pontiac, Small Block LS, Pair
Part Number: DOU-D3355
Not Yet Reviewed
Estimated Ship Date: Tuesday 9/2/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $733.13
Rebate Expires: 9/30/2025
Estimated Ship Date: Tuesday 9/2/2025
Headers, Shorty, Steel, Painted, Chevy, GMC, Pickup, SUV, 4.8, 5.3L, V8, Pair
Part Number: DOU-D3373-B
Estimated Ship Date: Tuesday 9/2/2025
Estimated Ship Date: Tuesday 9/2/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $522.58
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-D3357
Not Yet Reviewed
Estimated Ship Date: Tuesday 9/2/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $522.58
Rebate Expires: 9/30/2025
Estimated Ship Date: Tuesday 9/2/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $753.65
Rebate Expires: 9/30/2025
Headers, Long Tube, Steel, Silver Ceramic, 1.75 in. Primary Tube, 2.5 in. Collector, Chevy, LS Swap, Pair
Part Number: DOU-D3347
Estimated Ship Date: Tuesday 9/2/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $753.65
Rebate Expires: 9/30/2025
Estimated Ship Date: Tuesday 9/2/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $503.00
Rebate Expires: 9/30/2025
Headers, Mid-length, Steel, Silver Ceramic Coated, Round Port, Chevrolet, Pontiac, Small Block LS, Pair
Part Number: DOU-D3358
Estimated Ship Date: Tuesday 9/2/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $503.00
Rebate Expires: 9/30/2025
Estimated Ship Date: Tuesday 9/2/2025
Headers, Long Tube, Steel, Hi Temp Black, 1.75 in. Primary Tube, 3 in. Collector, Chevy, LS Swap, Pair
Part Number: DOU-D3336-B
Estimated Ship Date: Sep 22, 2025 if ordered today
Estimated Ship Date: Sep 22, 2025 if ordered today
Headers, Long Tube One-piece, Steel, Black Ceramic Coated, Round Port, Buick, Chevrolet, Oldsmobile, Pontiac, Small Block LS, Pair
Part Number: DOU-D3349-B
Not Yet Reviewed
Estimated Ship Date: Tuesday 9/2/2025
Estimated Ship Date: Tuesday 9/2/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $804.72
Rebate Expires: 9/30/2025
Headers, Long Tube, Steel, Silver Ceramic Coated, Chevy, Pair
Part Number: DOU-D314
Estimated Ship Date: Tuesday 9/2/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $804.72
Rebate Expires: 9/30/2025
Estimated Ship Date: Tuesday 9/2/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $933.16
Rebate Expires: 9/30/2025
Headers, Fenderwell, Steel, Ceramic Coated, LS Swap, Chevy, Pair
Part Number: DOU-D366
Estimated Ship Date: Tuesday 9/2/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $933.16
Rebate Expires: 9/30/2025
Estimated Ship Date: Tuesday 9/2/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $789.92
Rebate Expires: 9/30/2025
Headers, Long Tube One-piece, Steel, Silver Ceramic Coated, Round Port, Chevrolet, Pontiac, Small Block LS, Pair
Part Number: DOU-D3351
Not Yet Reviewed
Estimated Ship Date: Tuesday 9/2/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $789.92
Rebate Expires: 9/30/2025
Estimated Ship Date: Tuesday 9/2/2025
Exhaust Systems, LS Swap, Header-back, Dual, Stainless Steel, Natural, Rear Exit, X-pipe, Chevrolet, Pontiac, Small Block LS, Kit
Part Number: DOU-DES104
Not Yet Reviewed
Estimated Ship Date: Tuesday 9/2/2025
Estimated Ship Date: Tuesday 9/2/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $789.92
Rebate Expires: 9/30/2025
Headers, Long Tube One-piece, Steel, Silver Ceramic Coated, Round Port, Chevrolet, Pontiac, Small Block LS, Pair
Part Number: DOU-D3352
Not Yet Reviewed
Estimated Ship Date: Sep 22, 2025 if ordered today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $789.92
Rebate Expires: 9/30/2025
Estimated Ship Date: Sep 22, 2025 if ordered today
Headers, Mid-length, Steel, Temporary Non-high Temperature Paint, Round Port, Chevrolet, Pontiac, Small Block LS, Pair
Part Number: DOU-D3358-B
Not Yet Reviewed
Estimated Ship Date: Sep 22, 2025 if ordered today
Estimated Ship Date: Sep 22, 2025 if ordered today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $861.56
Rebate Expires: 9/30/2025
Headers, Long Tube, Steel, Silver Ceramic Coated, Chevy, Pontiac, Pair
Part Number: DOU-D3341
Not Yet Reviewed
Estimated Ship Date: Sep 22, 2025 if ordered today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $861.56
Rebate Expires: 9/30/2025
Estimated Ship Date: Sep 22, 2025 if ordered today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $831.95
Rebate Expires: 9/30/2025
Headers, Shorty, Steel, Ceramic Coated, Chevy, Small Block, Pair
Part Number: DOU-D311
Not Yet Reviewed
Estimated Ship Date: Tuesday 9/2/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $831.95
Rebate Expires: 9/30/2025
Estimated Ship Date: Tuesday 9/2/2025
Headers, Long Tube, Steel, High Temperature Black Paint, Chevy, Pontiac, Pair
Part Number: DOU-D3341-B
Not Yet Reviewed
Estimated Ship Date: Sep 22, 2025 if ordered today
Estimated Ship Date: Sep 22, 2025 if ordered today
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