Availability
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Catalytic Converter, Stainless Steel, Buick, Chevy, 3.1L, 3.4L, Each
Part Number: MPE-23433
Not Yet Reviewed
Estimated Ship Date: Oct 27, 2025 if ordered today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Estimated Ship Date: Oct 27, 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, Stainless Steel, Buick, Chevy, GMC, Oldsmobile, Pontiac, 22.75 in. Length, 2.8, 4.3L
Part Number: MPE-23452
Not Yet Reviewed
Estimated Ship Date: Oct 27, 2025 if ordered today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Estimated Ship Date: Oct 27, 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, Stainless Steel, Chevy, 3.5, 3.9L, Center, Each
Part Number: MPE-23971
Not Yet Reviewed
Estimated Ship Date: Oct 27, 2025 if ordered today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Estimated Ship Date: Oct 27, 2025 if ordered today
This product may not be eligible for select promotional offers
Catalytic Converter, Direct-Fit, Stainless Steel, Each
Part Number: WLK-54627
Estimated Ship Date: Oct 27, 2025 if ordered today
Estimated Ship Date: Oct 27, 2025 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Muffler, Tru-Fit Series, Steel, Aluminized, 2.25 in. Inlet/2.00 in. Outlet, Each
Part Number: WLK-18107
Not Yet Reviewed
Estimated Ship Date: Oct 27, 2025 if ordered today
Estimated Ship Date: Oct 27, 2025 if ordered today
Headers, Elite Extreme-Duty, Long Tube, Steel, Black Ceramic Coated, Buick, Chevy, Oldsmobile, Pontiac, Small Block, Pair
Part Number: HED-67313
Not Yet Reviewed
Estimated Ship Date: Dec 23, 2025 if ordered today
Estimated Ship Date: Dec 23, 2025 if ordered today
CalCat CARB Catalytic Converter
Part Number: WLK-81302
Not Yet Reviewed
Estimated Ship Date: Oct 28, 2025 if ordered today
Estimated Ship Date: Oct 28, 2025 if ordered today
CalCat CARB Catalytic Converter
Part Number: WLK-81322
Not Yet Reviewed
Estimated Ship Date: Oct 28, 2025 if ordered today
Estimated Ship Date: Oct 28, 2025 if ordered today
CalCat CARB Catalytic Converter
Part Number: WLK-81326
Not Yet Reviewed
Estimated Ship Date: Oct 28, 2025 if ordered today
Estimated Ship Date: Oct 28, 2025 if ordered today
CalCat CARB Catalytic Converter
Part Number: WLK-81327
Not Yet Reviewed
Estimated Ship Date: Oct 28, 2025 if ordered today
Estimated Ship Date: Oct 28, 2025 if ordered today
Resonator, Natural, Steel, Each
Part Number: WLK-46935
Not Yet Reviewed
Estimated Ship Date: Oct 28, 2025 if ordered today
Estimated Ship Date: Oct 28, 2025 if ordered today
Catalytic Converter, Stainless Steel, Universal, 2.5 in. Inlet/Outlet, 18 in. Length, Each
Part Number: WLK-15142
Estimated Ship Date: Oct 28, 2025 if ordered today
Estimated Ship Date: Oct 28, 2025 if ordered today
DIRECT-FIT CATALYTIC CONVERTER
Part Number: WLK-15646
Estimated Ship Date: Oct 28, 2025 if ordered today
Estimated Ship Date: Oct 28, 2025 if ordered today
Catalytic Converter, Walker CalCat Direct Fit Converter
Part Number: WLK-84585
Not Yet Reviewed
Estimated Ship Date: Oct 28, 2025 if ordered today
Estimated Ship Date: Oct 28, 2025 if ordered today
Converter-CalCat-Direct Fit
Part Number: WLK-84597
Not Yet Reviewed
Estimated Ship Date: Oct 28, 2025 if ordered today
Estimated Ship Date: Oct 28, 2025 if ordered today
Converter-CalCat-Direct Fit
Part Number: WLK-84599
Not Yet Reviewed
Estimated Ship Date: Oct 28, 2025 if ordered today
Estimated Ship Date: Oct 28, 2025 if ordered today
Catalytic Converter, Direct-Fit, Stainless Steel, Each
Part Number: WLK-54626
Not Yet Reviewed
Estimated Ship Date: Oct 28, 2025 if ordered today
Estimated Ship Date: Oct 28, 2025 if ordered today
Headers, Street, Long Tube, Steel, Black Ceramic Coated, Chevy, Small Block, Pair
Part Number: HED-63297
Not Yet Reviewed
Estimated Ship Date: Dec 23, 2025 if ordered today
Estimated Ship Date: Dec 23, 2025 if ordered today
Headers, Elite Extreme-Duty, Mid-Length, Steel, Silver Ceramic Coated, Chevy, Big Block, Pair
Part Number: HED-61618
Not Yet Reviewed
Estimated Ship Date: Dec 23, 2025 if ordered today
Estimated Ship Date: Dec 23, 2025 if ordered today
Mufflers, MSL Maximum, Steel, Aluminized, Perforated Tube, Oval Case, Rear Muffler, Chevrolet, 3.5L, Each
Part Number: APH-700450
Not Yet Reviewed
Estimated Ship Date: Oct 27, 2025 if ordered today
Estimated Ship Date: Oct 27, 2025 if ordered today
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AIR Check Valve, Buick, Chevy, Oldsmobile, Pontiac, Each
Part Number: RNB-911-004
Not Yet Reviewed
Estimated Ship Date: Oct 27, 2025 if ordered today
Estimated Ship Date: Oct 27, 2025 if ordered today
Catalytic Converters, Federal/EPA Direct-Fit Catalytic Converter, Stainless Steel, Chevy, Each
Part Number: CTO-4376
Not Yet Reviewed
Estimated Ship Date: Oct 21, 2025 if ordered today
Estimated Ship Date: Oct 21, 2025 if ordered today
Catalytic Converter, Stainless Steel, Buick, Cadillac, Chevy, GMC, Pontiac, Each
Part Number: CTO-4115
Not Yet Reviewed
Estimated Ship Date: Oct 21, 2025 if ordered today
Estimated Ship Date: Oct 21, 2025 if ordered today
Catalytic Converters, Federal/EPA Direct-Fit Catalytic Converter, Stainless Steel, Buick, Chevy, Pontiac, Each
Part Number: CTO-4531
Not Yet Reviewed
Estimated Ship Date: Oct 21, 2025 if ordered today
Estimated Ship Date: Oct 21, 2025 if ordered today
Headers, Hot Rodz Engine Swap, Mid-Length, Steel, Silver Ceramic Coated, GM, A/G Body, Pair
Part Number: HED-68026
Not Yet Reviewed
Estimated Ship Date: Dec 23, 2025 if ordered today
Estimated Ship Date: Dec 23, 2025 if ordered today
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