Availability
Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Heat Shield, Hummer, Each
Part Number: WLK-16562
Not Yet Reviewed
Estimated Ship Date: Dec 30, 2025 if ordered today
Estimated Ship Date: Dec 30, 2025 if ordered today
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Estimated Ship Date: Tomorrow
Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Chevrolet, GMC, Hummer, Each
Part Number: WLK-54874
Not Yet Reviewed
Estimated Ship Date: Dec 30, 2025 if ordered today
Estimated Ship Date: Dec 30, 2025 if ordered today
Walker Resonator Assembly
Part Number: WLK-56234
Not Yet Reviewed
Estimated Ship Date: Dec 30, 2025 if ordered today
Estimated Ship Date: Dec 30, 2025 if ordered today
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Not Yet Reviewed
Estimated Ship Date: Dec 29, 2025
Catalytic Converter, Stainless Steel Case, Cadillac, Chevy, Dodge, Ford, Hummer, Isuzu, Jeep, Mercury, Olds
Part Number: WLK-81723
Not Yet Reviewed
Estimated Ship Date: Dec 30, 2025 if ordered today
Estimated Ship Date: Dec 30, 2025 if ordered today
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CalCat CARB Catalytic Converter
Part Number: WLK-84725
Not Yet Reviewed
Estimated Ship Date: Dec 30, 2025 if ordered today
Estimated Ship Date: Dec 30, 2025 if ordered today
CalCat CARB Catalytic Converter
Part Number: WLK-84801
Not Yet Reviewed
Estimated Ship Date: Dec 30, 2025 if ordered today
Estimated Ship Date: Dec 30, 2025 if ordered today
CalCat CARB Catalytic Converter
Part Number: WLK-84803
Not Yet Reviewed
Estimated Ship Date: Dec 30, 2025 if ordered today
Estimated Ship Date: Dec 30, 2025 if ordered today
Exhaust Manifold, With Converter, Stainless Steel, Ceramic Coated, Chevy, GMC, Hummer, Each
Part Number: WLK-16578
Not Yet Reviewed
Estimated Ship Date: Dec 30, 2025 if ordered today
Estimated Ship Date: Dec 30, 2025 if ordered today
Catalytic Converter, Stainless Steel, 3.00 in. Inlet, 3.00 in. Outlet, 16.0 in. Length, Universal, Each
Part Number: MPE-445009
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2025 if ordered today
Estimated Ship Date: Dec 29, 2025 if ordered today
AIR Injection Bypass Valve, A.I.R. Diverter Valve, Cast Aluminum, Natural, Chevy, GMC, Hummer, Each
Part Number: SMP-DV143
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2025 if ordered today
Estimated Ship Date: Dec 29, 2025 if ordered today
Mufflers, MSL Maximum, Steel, Aluminized, Perforated Tube, Oval Case, Cadillac, GMC, Hummer, 6.0L, Each
Part Number: APH-700468
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2025 if ordered today
Estimated Ship Date: Dec 29, 2025 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet, 2.48 in. Slip Fit Outlet, 45.00 in. Overall Length, Left, Chevrolet, GMC, Hummer, 5.3L, Each
Part Number: APH-645179
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2025 if ordered today
Estimated Ship Date: Dec 29, 2025 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, 51.13 in. Overall Length, Right, Chevrolet, GMC, Hummer, 5.3L, Each
Part Number: APH-645180
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2025 if ordered today
Estimated Ship Date: Dec 29, 2025 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Ceramic Honeycomb Substrate, 46.00 in. Overall Length, Hummer, 6.0L, 6.2L, Each
Part Number: APH-645277
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2025 if ordered today
Estimated Ship Date: Dec 29, 2025 if ordered today
Converter - Direct Fit EPA
Part Number: APH-641620
Not Yet Reviewed
Estimated Ship Date: Dec 26, 2025 if ordered today
Estimated Ship Date: Dec 26, 2025 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Converter with Integrated Exhaust Manifold, Chevrolet, GMC, Hummer, Isuzu, Each
Part Number: APH-641338
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2025 if ordered today
Estimated Ship Date: Dec 29, 2025 if ordered today
Muffler, OE Replacement, Steel, Aluminized, Hummer, 6.0, 6.2L, Each
Part Number: APH-2576
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2025 if ordered today
Estimated Ship Date: Dec 29, 2025 if ordered today
Intermediate Pipes, Exhaust, Steel, Aluminized, Hummer, 6.0L, Each
Part Number: APH-44919
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2025 if ordered today
Estimated Ship Date: Dec 29, 2025 if ordered today
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Rebate Expires: 12/31/2025
Catalytic Converter, California Grade, Manifold, Direct-Fit, Stainless Steel Case, Chevy, GMC, Hummer, Isuzu, 3.7L, Each
Part Number: MPE-5582353
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2025 if ordered today
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Rebate Expires: 12/31/2025
Estimated Ship Date: Dec 29, 2025 if ordered today
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Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Catalytic Converter, California Grade, Universal, Stainless Steel Case, 11.000 in. Overall Length, 2.500 in. Inlet/Outlet, Each
Part Number: MPE-5582406
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2025 if ordered today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Estimated Ship Date: Dec 29, 2025 if ordered today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, 16.000 in. Overall Length, Each
Part Number: MPE-5592306
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2025 if ordered today
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Rebate Expires: 12/31/2025
Estimated Ship Date: Dec 29, 2025 if ordered today
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Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Catalytic Converter, Stainless Steel, Hummer, 6.0L, Passenger Side, Each
Part Number: MPE-51200
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2025 if ordered today
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Rebate Expires: 12/31/2025
Estimated Ship Date: Dec 29, 2025 if ordered today
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Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Catalytic Converter, California Grade, Universal, Stainless Steel Case, 9.000 in. Overall Length, 2.500 in. Inlet/Outlet, Each
Part Number: MPE-5491306
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2025 if ordered today
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Rebate Expires: 12/31/2025
Estimated Ship Date: Dec 29, 2025 if ordered today
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Rebate Expires: 12/31/2025
Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, Rear Position, 42.250 in. Overall Length, Isuzu, 3.7L, Each
Part Number: MPE-5491966
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2025 if ordered today
Mail - In Rebate
Rebate amount based on part(s) total.
Rebate Expires: 12/31/2025
Estimated Ship Date: Dec 29, 2025 if ordered today
Intermediate Pipes, Exhaust, Steel, Aluminized, Hummer, 3.5L, 3.7L, Each
Part Number: APH-68528
Not Yet Reviewed
Estimated Ship Date: Dec 29, 2025 if ordered today
Estimated Ship Date: Dec 29, 2025 if ordered today
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