Availability
2004 Catalytic Converters
Showing In Stock Items. Show All 127 Items.
Catalytic Converters, Universal, 3.00 in. Slip Fit Inlet/Outlet, Ceramic Honeycomb Substrate, 29.00 in. Overall Length, Ford, Each
Part Number: APH-776617
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Catalytic Converter, Stainless Steel, Each
Part Number: MPE-49690
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
This product may not be eligible for select promotional offers
Catalytic Converter, Cal-Cat Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Heat Shield, Ford, Mercury, Each
Part Number: WLK-83574
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Catalytic Converter, Stainless Steel, 2.50 in. Inlet, 2.50 in. Outlet, 11.0 in. Length, Universal, Each
Part Number: MPE-5631406
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
This product may not be eligible for select promotional offers
Catalytic Converter, CalCat, Stainless Case, 2.000 in. Dual Inlet/2.750 in Outlet, Chevy, GMC, Each
Part Number: WLK-81947
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Catalytic Converter, Direct Fit, Assembled Y-pipe, Stainless Steel Case, Cadillac, Chevy, GMC, Each
Part Number: WLK-81761
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Converter-CalCat-Direct Fit
Part Number: WLK-83694
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Catalytic Converters, Universal, Stainless Steel Case, 2.500 in. Slip Fit Inlet/Outlet, 17.500 in. Overall Length, Each
Part Number: WLK-84513
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, Front Position, Ford, Mercury, 3.0L, Each
Part Number: MPE-5411466
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
This product may not be eligible for select promotional offers
Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, Front Left/Right, 11.000 in. Overall Length, Cadillac, GMC, 3.6L, Each
Part Number: MPE-5582306
Not Yet Reviewed
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
This product may not be eligible for select promotional offers
Catalytic Converter
Part Number: MPE-4583238
Not Yet Reviewed
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
This product may not be eligible for select promotional offers
Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, Left Position, 57.000 in. Overall Length, Mercedes Benz, 4.3L/5.0L, Each
Part Number: MPE-5411519
Not Yet Reviewed
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
This product may not be eligible for select promotional offers
Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, Left Position, Mercedes Benz, 5.0L, Each
Part Number: MPE-5411402
Not Yet Reviewed
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
This product may not be eligible for select promotional offers
Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, Right Position, Mercedes Benz, 5.0L, Each
Part Number: MPE-5411419
Not Yet Reviewed
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
This product may not be eligible for select promotional offers
Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, Right Position, for Infiniti, for Nissan, 3.5L, Each
Part Number: MPE-5411045
Not Yet Reviewed
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
This product may not be eligible for select promotional offers
Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, Left Position, for Infiniti, for Nissan, 3.5L, Each
Part Number: MPE-5411050
Not Yet Reviewed
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
This product may not be eligible for select promotional offers
Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, Volvo, 2.4L, Each
Part Number: MPE-5561810
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
This product may not be eligible for select promotional offers
Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, Right Position, 62.500 in. Overall Length, Mercedes Benz, 4.3L/5.0L, Each
Part Number: MPE-5411937
Not Yet Reviewed
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
This product may not be eligible for select promotional offers
Catalytic Converter, Stainless Steel, Direct-Fit, Ford, 5.4L, Each
Part Number: MPE-458033
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
This product may not be eligible for select promotional offers
Catalytic Converter, Stainless Steel, Ford, 4.6L, Driver Side, Each
Part Number: MPE-458038
Not Yet Reviewed
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
This product may not be eligible for select promotional offers
Catalytic Converter, Direct Fit, Stainless Steel, Chevy, Each
Part Number: MPE-458010
Not Yet Reviewed
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
This product may not be eligible for select promotional offers
Catalytic Converter, Stainless Steel, Ford, Mercury, 4.0L, Front, Each
Part Number: MPE-458030
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
This product may not be eligible for select promotional offers
Catalytic Converters, California, Direct-Fit
Part Number: MPE-5631955
Not Yet Reviewed
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
This product may not be eligible for select promotional offers
Catalytic Converter, Direct Fit, Stainless Steel, Infiniti, Nissan, 3.5L, Each
Part Number: MPE-51601
Not Yet Reviewed
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
This product may not be eligible for select promotional offers
Catalytic Converter, Stainless Steel, Lexus, 3.0L, Front, Each
Part Number: MPE-49283
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
This product may not be eligible for select promotional offers
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster