Availability
Showing In Stock Items. Show All 114 Items.
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $934.60
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: Tuesday 9/2/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $934.60
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
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $840.54
Rebate Expires: 9/30/2025
Headers, Long Tube, Stainless Steel, Natural, Chevy, Pair
Part Number: DOU-D318-SS
Not Yet Reviewed
Estimated Ship Date: Tuesday 9/2/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $840.54
Rebate Expires: 9/30/2025
Estimated Ship Date: Tuesday 9/2/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $763.68
Rebate Expires: 9/30/2025
Headers, Long Tube, Steel, Silver Ceramic Coated, Chevy, Oldsmobile, Pontiac, Pair
Part Number: DOU-D336
Estimated Ship Date: Tuesday 9/2/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $763.68
Rebate Expires: 9/30/2025
Estimated Ship Date: Tuesday 9/2/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $904.98
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: Tuesday 9/2/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $904.98
Rebate Expires: 9/30/2025
Estimated Ship Date: Tuesday 9/2/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $903.59
Rebate Expires: 9/30/2025
Headers, Long Tube, Steel, Silver Ceramic Coated, Chevy, Pair
Part Number: DOU-D318
Not Yet Reviewed
Estimated Ship Date: Tuesday 9/2/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $903.59
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, Ceramic Coated, Chevy, 283-400, V8, Pair
Part Number: DOU-D369
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
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Catalytic Converter, Universal, 3-Way Style, Stainless Steel, Each
Part Number: MPE-51206
Estimated Ship Date: Tuesday 9/2/2025
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Estimated Ship Date: Tuesday 9/2/2025
This product may not be eligible for select promotional offers
$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: $839.10
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: Tuesday 9/2/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $839.10
Rebate Expires: 9/30/2025
Estimated Ship Date: Tuesday 9/2/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $775.16
Rebate Expires: 9/30/2025
Headers, Shorty, Steel, Silver Ceramic Coated, Buick, Chevy, Olds., Pontiac, Pair
Part Number: DOU-D337
Estimated Ship Date: Tuesday 9/2/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $775.16
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
$75.00 Mail-In Rebate
Price after Manufacturer Rebate: $856.95
Rebate Expires: 9/30/2025
Headers, Cat4ward, Stainless Steel, Silver Ceramic Coated, Chevy, Small Block, Pair
Part Number: JBA-1830S-6JS
Estimated Ship Date: Tuesday 9/2/2025
$75.00 Mail-In Rebate
Price after Manufacturer Rebate: $856.95
Rebate Expires: 9/30/2025
Estimated Ship Date: Tuesday 9/2/2025
$75.00 Mail-In Rebate
Price after Manufacturer Rebate: $713.72
Rebate Expires: 9/30/2025
Headers, Cat4ward, Stainless Steel, Natural, Chevy, Small Block, Pair
Part Number: JBA-1830S-6
Estimated Ship Date: Tuesday 9/2/2025
$75.00 Mail-In Rebate
Price after Manufacturer Rebate: $713.72
Rebate Expires: 9/30/2025
Estimated Ship Date: Tuesday 9/2/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $656.72
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: Tuesday 9/2/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $656.72
Rebate Expires: 9/30/2025
Estimated Ship Date: Tuesday 9/2/2025
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: Tuesday 9/2/2025
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Estimated Ship Date: Tuesday 9/2/2025
This product may not be eligible for select promotional offers
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $688.72
Rebate Expires: 9/30/2025
Headers, Long Tube, Steel, Silver Ceramic Coated, Chevy, Pair
Part Number: DOU-D330
Not Yet Reviewed
Estimated Ship Date: Tuesday 9/2/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $688.72
Rebate Expires: 9/30/2025
Estimated Ship Date: Tuesday 9/2/2025
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Catalytic Converter, Universal, 3-Way Style, Stainless Steel, Each
Part Number: MPE-51205
Estimated Ship Date: Tuesday 9/2/2025
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Estimated Ship Date: Tuesday 9/2/2025
This product may not be eligible for select promotional offers
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Catalytic Converter, Heavy Metal, Stainless Steel, 2.25 in. Inlet/Outlet, 13.0 in. Length, Each
Part Number: MPE-99205HM
Estimated Ship Date: Tuesday 9/2/2025
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Estimated Ship Date: Tuesday 9/2/2025
This product may not be eligible for select promotional offers
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Catalytic Converter, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, 23.00 in. Length, V6/V8, Each
Part Number: MPE-93456
Estimated Ship Date: Tuesday 9/2/2025
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Estimated Ship Date: Tuesday 9/2/2025
This product may not be eligible for select promotional offers
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $503.45
Rebate Expires: 9/30/2025
Headers, Tri-Y, Steel, Ceramic Coated, Chevy, 283-327, V8, Pair
Part Number: DOU-D376Y
Estimated Ship Date: Tuesday 9/2/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $503.45
Rebate Expires: 9/30/2025
Estimated Ship Date: Tuesday 9/2/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $902.15
Rebate Expires: 9/30/2025
Headers, Long Tube, Steel, Silver Ceramic Coated, Chevy, Pontiac, Pair
Part Number: DOU-D316
Estimated Ship Date: Tuesday 9/2/2025
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $902.15
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, Tri-Y, Steel, Silver Ceramic Coated, Buick, Chevy, Oldsmobile, Pontiac, Pair
Part Number: DOU-D370Y
Not Yet Reviewed
Estimated Ship Date: Sep 22, 2025 if ordered today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $760.36
Rebate Expires: 9/30/2025
Estimated Ship Date: Sep 22, 2025 if ordered today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Catalytic Converter, Stainless Steel, Universal, 2.50 in. Inlet/Outlet, 16 in. Length, Each
Part Number: MPE-94016
Estimated Ship Date: Sep 19, 2025 if ordered today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Estimated Ship Date: Sep 19, 2025 if ordered today
This product may not be eligible for select promotional offers
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Catalytic Converter, California Grade CARB Compliant Universal Catalytic Converter, Stainless Steel, Audi, BMW, Chevy, Dodge, Each
Part Number: MPE-3322305
Not Yet Reviewed
Estimated Ship Date: Sep 19, 2025 if ordered today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Estimated Ship Date: Sep 19, 2025 if ordered today
This product may not be eligible for select promotional offers
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