Availability
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $887.25
Rebate Expires: 9/30/2025
Headers, Long Tube, Stainless Steel, Natural, 3-Bolt Flange Big Block,Chevy. Pair
Part Number: DOU-D322-SS
Not Yet Reviewed
Estimated Ship Date: Monday 8/4/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $887.25
Rebate Expires: 9/30/2025
Estimated Ship Date: Monday 8/4/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $843.75
Rebate Expires: 9/30/2025
Headers, Long Tube, Steel, Ceramic Coated, Chevy, Big Block, Pair
Part Number: DOU-D313
Estimated Ship Date: Monday 8/4/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $843.75
Rebate Expires: 9/30/2025
Estimated Ship Date: Monday 8/4/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $1,049.55
Rebate Expires: 9/30/2025
Headers, Long Tube, Stainless Steel, Natural, 3-Bolt Flange Small Block,Chevy. Pair
Part Number: DOU-D369-SS
Estimated Ship Date: Monday 8/4/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $1,049.55
Rebate Expires: 9/30/2025
Estimated Ship Date: Monday 8/4/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $874.50
Rebate Expires: 9/30/2025
Headers, Long Tube, Steel, Ceramic Coated, Chevy, Small Block, Pair
Part Number: DOU-D308
Estimated Ship Date: Monday 8/4/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $874.50
Rebate Expires: 9/30/2025
Estimated Ship Date: Monday 8/4/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $959.90
Rebate Expires: 9/30/2025
Headers, Long Tube, Stainless Steel, Natural, 3-Bolt Flange, Big Block,Chevy. Pair
Part Number: DOU-D313-SS
Not Yet Reviewed
Estimated Ship Date: Monday 8/4/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $959.90
Rebate Expires: 9/30/2025
Estimated Ship Date: Monday 8/4/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $1,016.65
Rebate Expires: 9/30/2025
Headers, Long Tube, Stainless Steel, Natural, 3-Bolt Flange Small Block,Chevy. Pair
Part Number: DOU-D336-SS
Estimated Ship Date: Monday 8/4/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $1,016.65
Rebate Expires: 9/30/2025
Estimated Ship Date: Monday 8/4/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $872.40
Rebate Expires: 9/30/2025
Headers, Shorty, Steel, Silver Ceramic Coated, Buick, Chevy, Olds., Pontiac, Pair
Part Number: DOU-D337
Estimated Ship Date: Monday 8/4/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $872.40
Rebate Expires: 9/30/2025
Estimated Ship Date: Monday 8/4/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $892.00
Rebate Expires: 9/30/2025
Headers, Long Tube, Stainless Steel, Natural, 3-Bolt Flange, Small Block,Chevy. Pair
Part Number: DOU-D308-SS
Estimated Ship Date: Monday 8/4/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $892.00
Rebate Expires: 9/30/2025
Estimated Ship Date: Monday 8/4/2025
$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 8/4/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $617.20
Rebate Expires: 9/30/2025
Estimated Ship Date: Monday 8/4/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $859.65
Rebate Expires: 9/30/2025
Headers, Long Tube, Steel, Silver Ceramic Coated, Chevy, Oldsmobile, Pontiac, Pair
Part Number: DOU-D336
Estimated Ship Date: Monday 8/4/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $859.65
Rebate Expires: 9/30/2025
Estimated Ship Date: Monday 8/4/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $722.25
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: Monday 8/4/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $722.25
Rebate Expires: 9/30/2025
Estimated Ship Date: Monday 8/4/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $945.05
Rebate Expires: 9/30/2025
Headers, Long Tube, Stainless Steel, Natural, Chevy, Pair
Part Number: DOU-D318-SS
Not Yet Reviewed
Estimated Ship Date: Monday 8/4/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $945.05
Rebate Expires: 9/30/2025
Estimated Ship Date: Monday 8/4/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $740.80
Rebate Expires: 9/30/2025
Headers, Shorty, Stainless Steel, Natural, Chevy, Small Block, Pair
Part Number: DOU-D304-SS
Not Yet Reviewed
Estimated Ship Date: Monday 8/4/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $740.80
Rebate Expires: 9/30/2025
Estimated Ship Date: Monday 8/4/2025
$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 8/4/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $874.50
Rebate Expires: 9/30/2025
Estimated Ship Date: Monday 8/4/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $1,026.75
Rebate Expires: 9/30/2025
Headers, Tri-Y, Stainless Steel, Natural, Chevy, 348, 409, Pair
Part Number: DOU-D309Y-SS
Estimated Ship Date: Aug 11, 2025 if ordered today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $1,026.75
Rebate Expires: 9/30/2025
Estimated Ship Date: Aug 11, 2025 if ordered today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $874.50
Rebate Expires: 9/30/2025
Headers, Long Tube, Steel, Ceramic Coated, Chevy, 283-400, V8, Pair
Part Number: DOU-D369
Estimated Ship Date: Monday 8/4/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $874.50
Rebate Expires: 9/30/2025
Estimated Ship Date: Monday 8/4/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $943.45
Rebate Expires: 9/30/2025
Headers, Long Tube, Stainless Steel, Natural, Chevy, Pontiac, Pair
Part Number: DOU-D316-SS
Not Yet Reviewed
Estimated Ship Date: Monday 8/4/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $943.45
Rebate Expires: 9/30/2025
Estimated Ship Date: Monday 8/4/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $921.20
Rebate Expires: 9/30/2025
Headers, Long Tube, Steel, Ceramic Coated, Chevy, 283-327, V8, Pair
Part Number: DOU-D358
Estimated Ship Date: Monday 8/4/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $921.20
Rebate Expires: 9/30/2025
Estimated Ship Date: Monday 8/4/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $807.65
Rebate Expires: 9/30/2025
Headers, Shorty, Stainless Steel, Natural, Chevy, Big Block, Pair
Part Number: DOU-D306-SS
Not Yet Reviewed
Estimated Ship Date: Monday 8/4/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $807.65
Rebate Expires: 9/30/2025
Estimated Ship Date: Monday 8/4/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $935.50
Rebate Expires: 9/30/2025
Headers, Tri-Y, Steel, Ceramic Coated, Chevy, GMC, Car, Pickup, 283-400, V8, Pair
Part Number: DOU-D375Y
Estimated Ship Date: Monday 8/4/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $935.50
Rebate Expires: 9/30/2025
Estimated Ship Date: Monday 8/4/2025
$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: Aug 25, 2025 if ordered today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $960.95
Rebate Expires: 9/30/2025
Estimated Ship Date: Aug 25, 2025 if ordered today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $843.75
Rebate Expires: 9/30/2025
Headers, Shorty, Steel, Ceramic Coated, Chevy, Small Block, Pair
Part Number: DOU-D304
Estimated Ship Date: Monday 8/4/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $843.75
Rebate Expires: 9/30/2025
Estimated Ship Date: Monday 8/4/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $570.50
Rebate Expires: 9/30/2025
Headers, Tri-Y, Steel, Ceramic Coated, Chevy, 283-327, V8, Pair
Part Number: DOU-D376Y
Estimated Ship Date: Aug 25, 2025 if ordered today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $570.50
Rebate Expires: 9/30/2025
Estimated Ship Date: Aug 25, 2025 if ordered today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Catalytic Converter, Stainless Steel, Universal, 2 1/2 in. Inlet/Outlet, 16 in. Length, Each
Part Number: MPE-94006
Estimated Ship Date: Monday 8/4/2025
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Estimated Ship Date: Monday 8/4/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $855.95
Rebate Expires: 9/30/2025
Headers, Tri-Y, Steel, Silver Ceramic Coated, Buick, Chevy, Oldsmobile, Pontiac, Pair
Part Number: DOU-D370Y
Not Yet Reviewed
Estimated Ship Date: Aug 25, 2025 if ordered today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $855.95
Rebate Expires: 9/30/2025
Estimated Ship Date: Aug 25, 2025 if ordered today
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