Availability
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $617.20
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: Monday 9/29/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $617.20
Rebate Expires: 9/30/2025
Estimated Ship Date: Monday 9/29/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $591.75
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: Monday 9/29/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $591.75
Rebate Expires: 9/30/2025
Estimated Ship Date: Monday 9/29/2025
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: Oct 20, 2025 if ordered today
Estimated Ship Date: Oct 20, 2025 if ordered today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $570.00
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: Monday 9/29/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $570.00
Rebate Expires: 9/30/2025
Estimated Ship Date: Monday 9/29/2025
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: Oct 20, 2025 if ordered today
Estimated Ship Date: Oct 20, 2025 if ordered today
Headers, Mid-length, Steel, Temporary Non-high Temperature Paint, Round Port, Buick, Chevrolet, Oldsmobile, Pontiac, Small Block LS, Pair
Part Number: DOU-D3350-B
Not Yet Reviewed
Estimated Ship Date: Oct 20, 2025 if ordered today
Estimated Ship Date: Oct 20, 2025 if ordered today
Headers, Mid-length, Steel, High Temperature Black Paint, Round Port, Buick, Chevrolet, Oldsmobile, Pontiac, Small Block LS, Pair
Part Number: DOU-D3357-B
Not Yet Reviewed
Estimated Ship Date: Oct 20, 2025 if ordered today
Estimated Ship Date: Oct 20, 2025 if ordered today
Headers, Long Tube, Steel, Painted, 1.75 in. Primary Tube, 2.5 in. Collector, Chevy, LS Swap, Pair
Part Number: DOU-D3347-B
Not Yet Reviewed
Estimated Ship Date: Oct 20, 2025 if ordered today
Estimated Ship Date: Oct 20, 2025 if ordered today
Headers, Shorty, Steel, Temporary Non-high Temperature Paint, Round Port, Buick, Chevrolet, Oldsmobile, Pontiac, Small Block LS, Pair
Part Number: DOU-D3355-B
Not Yet Reviewed
Estimated Ship Date: Oct 17, 2025 if ordered today
Estimated Ship Date: Oct 17, 2025 if ordered today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $450.99
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: Monday 9/29/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $450.99
Rebate Expires: 9/30/2025
Estimated Ship Date: Monday 9/29/2025
Headers, Shorty, Steel, Painted, Chevy, GMC, Pickup, SUV, 4.8, 5.3L, V8, Pair
Part Number: DOU-D3373-B
Estimated Ship Date: Monday 9/29/2025
Estimated Ship Date: Monday 9/29/2025
Headers, Long Tube, Steel, High Temperature Black Paint, Chevy, Pair
Part Number: DOU-D314-B
Not Yet Reviewed
Estimated Ship Date: Oct 20, 2025 if ordered today
Estimated Ship Date: Oct 20, 2025 if ordered today
Headers, Long Tube, Steel, High Temperature Black Paint, Chevy, Pontiac, Pair
Part Number: DOU-D3341-B
Not Yet Reviewed
Estimated Ship Date: Oct 20, 2025 if ordered today
Estimated Ship Date: Oct 20, 2025 if ordered today
Headers, Long Tube, Steel, High Temperature Black Paint, Chevy, Pair
Part Number: DOU-D3343-B
Not Yet Reviewed
Estimated Ship Date: Oct 20, 2025 if ordered today
Estimated Ship Date: Oct 20, 2025 if ordered today
Headers, Long Tube, Steel, High Temperature Black Paint, Chevy, Pontiac, Pair
Part Number: DOU-D333-B
Estimated Ship Date: Oct 20, 2025 if ordered today
Estimated Ship Date: Oct 20, 2025 if ordered today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $681.40
Rebate Expires: 9/30/2025
Header, Shorty, Steel, Silver Ceramic Coated, 1 3/4 in. Tubes, 3 in. Collector, Chevy, Pontiac, Pair
Part Number: DOU-D335
Not Yet Reviewed
Estimated Ship Date: Oct 20, 2025 if ordered today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $681.40
Rebate Expires: 9/30/2025
Estimated Ship Date: Oct 20, 2025 if ordered today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $537.10
Rebate Expires: 9/30/2025
Headers, Shorty, Steel, Ceramic Coated, Chevy, 5.7L, Pair
Part Number: DOU-D3331
Not Yet Reviewed
Estimated Ship Date: Oct 20, 2025 if ordered today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $537.10
Rebate Expires: 9/30/2025
Estimated Ship Date: Oct 20, 2025 if ordered today
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