Availability
Showing In Stock Items. Show All 30 Items.
$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: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $722.25
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
$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: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $945.05
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
$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: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $859.65
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
$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: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $740.80
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
$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: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $617.20
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $1,031.55
Rebate Expires: 9/30/2025
Headers, Long Tube, Steel, Ceramic Coated, Oldsmobile, 400, 455, Pair
Part Number: DOU-D743
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $1,031.55
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $812.95
Rebate Expires: 9/30/2025
Header, Long Tube, Steel, Silver Ceramic Coated, 1 3/4 in. Tubes, 3.0 in. Collector, Oldsmobile, Pair
Part Number: DOU-D741
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $812.95
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
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: Today
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Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Estimated Ship Date: Today
Mail - In Rebate
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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: Today
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Rebate Expires: 12/31/2025
Estimated Ship Date: Today
Mail - In Rebate
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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: Today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Estimated Ship Date: Today
$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: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $1,016.65
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $944.55
Rebate Expires: 9/30/2025
Header, Long Tube, Stainless Steel, Natural, 1 3/4 in. Tubes, 3.0 in. Collector, Oldsmobile, Pair
Part Number: DOU-D741-SS
Not Yet Reviewed
Estimated Ship Date: Today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $944.55
Rebate Expires: 9/30/2025
Estimated Ship Date: Today
$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: Oct 20, 2025 if ordered today
$100.00 Mail-In Rebate
Price after Manufacturer Rebate: $855.95
Rebate Expires: 9/30/2025
Estimated Ship Date: Oct 20, 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: Oct 16, 2025 if ordered today
Mail - In Rebate
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Rebate Expires: 12/31/2025
Estimated Ship Date: Oct 16, 2025 if ordered today
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: Oct 16, 2025 if ordered today
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Rebate Expires: 12/31/2025
Estimated Ship Date: Oct 16, 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-93506
Not Yet Reviewed
Estimated Ship Date: Oct 16, 2025 if ordered today
Mail - In Rebate
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Rebate Expires: 12/31/2025
Estimated Ship Date: Oct 16, 2025 if ordered today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Catalytic Converter, Stainless Steel, Universal, 2.25 in. Inlet/Outlet, 16 in. Length, Each
Part Number: MPE-94015
Not Yet Reviewed
Estimated Ship Date: Oct 16, 2025 if ordered today
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Rebate Expires: 12/31/2025
Estimated Ship Date: Oct 16, 2025 if ordered today
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, Volvo, Each
Part Number: MPE-3322306
Not Yet Reviewed
Estimated Ship Date: Today
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Rebate Expires: 12/31/2025
Estimated Ship Date: Today
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Rebate Expires: 12/31/2025
Catalytic Converter, Stainless Steel, Buick, Chevy, GMC, Oldsmobile, Pontiac, 21 in. Length, , 3.8, 4.1, 5.0L
Part Number: MPE-23427
Estimated Ship Date: Today
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Rebate Expires: 12/31/2025
Estimated Ship Date: Today
Mail - In Rebate
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Rebate Expires: 12/31/2025
Catalytic Converter, Stainless Steel, 2.25 in. Inlet, 2.25 in. Outlet, 15.0 in. Length, Universal, Each
Part Number: MPE-418005
Not Yet Reviewed
Estimated Ship Date: Oct 15, 2025 if ordered today
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Rebate Expires: 12/31/2025
Estimated Ship Date: Oct 15, 2025 if ordered today
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Rebate Expires: 12/31/2025
Catalytic Converter, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, 21.50 in. Length, 5.0, 5.7, 6.6L, Each
Part Number: MPE-93431
Estimated Ship Date: Oct 16, 2025 if ordered today
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Rebate Expires: 12/31/2025
Estimated Ship Date: Oct 16, 2025 if ordered today
Mail - In Rebate
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Rebate Expires: 12/31/2025
Catalytic Converter, Stainless Steel, Chevy, Oldsmobile, Pontiac, Passenger Car, 3.1, 3.4L, Each
Part Number: MPE-23520
Estimated Ship Date: Oct 16, 2025 if ordered today
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Rebate Expires: 12/31/2025
Estimated Ship Date: Oct 16, 2025 if ordered today
Mail - In Rebate
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Rebate Expires: 12/31/2025
Catalytic Converter, California Grade CARB Compliant Direct-Fit Catalytic Converter, Stainless Steel, Chevy, GMC, Each
Part Number: MPE-3322418
Not Yet Reviewed
Estimated Ship Date: Oct 16, 2025 if ordered today
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Rebate Expires: 12/31/2025
Estimated Ship Date: Oct 16, 2025 if ordered today
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Rebate Expires: 12/31/2025
Catalytic Converters, California Compliant, Direct-Fit
Part Number: MPE-3322431
Not Yet Reviewed
Estimated Ship Date: Oct 16, 2025 if ordered today
Mail - In Rebate
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Rebate Expires: 12/31/2025
Estimated Ship Date: Oct 16, 2025 if ordered today
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