Availability
2003 Catalytic Converters
Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Slip Fit Outlet, Ceramic Honeycomb, Heat Shield, Dodge, Each
Part Number: WLK-55543
Not Yet Reviewed
Estimated Ship Date: May 1, 2026 if ordered today
Estimated Ship Date: May 1, 2026 if ordered today
Catalytic Converters, Universal, 2.00 in. Slip Fit Inlet/Outlet, Ceramic Honeycomb Substrate, 13.50 in. Length, for Nissan, Chevy, Ford, Subaru, Each
Part Number: APH-608274
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Toyota, Each
Part Number: WLK-16391
Not Yet Reviewed
Estimated Ship Date: May 1, 2026 if ordered today
Estimated Ship Date: May 1, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
AP Exhaust Direct-Fit Catalytic Converters 641349
Not Yet Reviewed
Estimated Ship Date: Apr 29, 2026
Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Hyundai, Each
Part Number: WLK-16769
Not Yet Reviewed
Estimated Ship Date: May 1, 2026 if ordered today
Estimated Ship Date: May 1, 2026 if ordered today
Catalytic Converter, Direct Fit, Stainless Steel, Ford, Mercury, 3.0L, Each
Part Number: WLK-82573
Not Yet Reviewed
Estimated Ship Date: May 1, 2026 if ordered today
Estimated Ship Date: May 1, 2026 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Ceramic Honeycomb Substrate, 35.00 in. Overall Length, Chevrolet, Suzuki, Each
Part Number: APH-642139
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Converter with Integrated Exhaust Manifold, Toyota, 2.0L, Each
Part Number: APH-642277
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Ceramic Honeycomb Substrate, 42.25 in. Overall Length, Rear, Lexus, 3.0L, Each
Part Number: APH-642223
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Ceramic Honeycomb Substrate, 61.25 in. Overall Length, Chevrolet, GMC, Isuzu, Each
Part Number: APH-645804
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Catalytic Converter, Direct-Fit, Stainless Steel, Each
Part Number: CTO-4161
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
Catalytic Converter, Direct-Fit, Stainless Steel, Each
Part Number: CTO-4236
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
Catalytic Converter, Stainless Steel, Toyota, 2.0L, Each
Part Number: CTO-4293
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
Catalytic Converters, Federal/EPA Direct-Fit Catalytic Converter, Stainless Steel, Chevy, Suzuki, Each
Part Number: CTO-4635
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
Catalytic Converters, Federal/EPA Direct-Fit Catalytic Converter, Stainless Steel, Lexus, Each
Part Number: CTO-4440
Not Yet Reviewed
Estimated Ship Date: Apr 23, 2026 if ordered today
Estimated Ship Date: Apr 23, 2026 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet, 1.88 in. Slip Fit Outlet, 53.00 in. Overall Length, Rear, for Hyundai, Each
Part Number: APH-642966
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Ceramic Honeycomb Substrate, 26.50 in. Overall Length, Right/Rear Right, for Nissan, Each
Part Number: APH-642736
Not Yet Reviewed
Estimated Ship Date: Apr 27, 2026 if ordered today
Estimated Ship Date: Apr 27, 2026 if ordered today
Catalytic Converter, Stainless Steel, Mercedes-Benz, 3.2, 4.3L, Passenger Side, Each
Part Number: MPE-24402
Not Yet Reviewed
Estimated Ship Date: Apr 28, 2026 if ordered today
Estimated Ship Date: Apr 28, 2026 if ordered today
Catalytic Converter, Stainless Steel, Volkswagen, 2.8L, Front, Each
Part Number: MPE-23181
Not Yet Reviewed
Estimated Ship Date: Apr 28, 2026 if ordered today
Estimated Ship Date: Apr 28, 2026 if ordered today
Catalytic Converter, Stainless Steel, Direct-Fit, Jeep, 3.7L, Each
Part Number: MPE-458051
Not Yet Reviewed
Estimated Ship Date: Apr 28, 2026 if ordered today
Estimated Ship Date: Apr 28, 2026 if ordered today
Catalytic Converter, Stainless Steel, 2.25 in. Inlet, 2.25 in. Outlet, 13.00 in. Length, Universal, Each
Part Number: MPE-444205
Not Yet Reviewed
Estimated Ship Date: Apr 28, 2026 if ordered today
Estimated Ship Date: Apr 28, 2026 if ordered today
Catalytic Converter, Stainless Steel, BMW, 2.5, 3.0L, Rear, Each
Part Number: MPE-452288
Not Yet Reviewed
Estimated Ship Date: Apr 28, 2026 if ordered today
Estimated Ship Date: Apr 28, 2026 if ordered today
Catalytic Converter, Stainless Steel, Toyota, 3.0L, Front, Each
Part Number: MPE-452641
Not Yet Reviewed
Estimated Ship Date: Apr 28, 2026 if ordered today
Estimated Ship Date: Apr 28, 2026 if ordered today
Converter-CalCat-Direct Fit
Part Number: WLK-83496
Not Yet Reviewed
Estimated Ship Date: May 1, 2026 if ordered today
Estimated Ship Date: May 1, 2026 if ordered today
CalCat CARB Catalytic Converter
Part Number: WLK-84614
Not Yet Reviewed
Estimated Ship Date: May 1, 2026 if ordered today
Estimated Ship Date: May 1, 2026 if ordered today
Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, Right Position, 32.250 in. Overall Length, Chevrolet, GMC, 6.0L, Each
Part Number: MPE-4551479
Not Yet Reviewed
Estimated Ship Date: Apr 28, 2026 if ordered today
Estimated Ship Date: Apr 28, 2026 if ordered today
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster