Availability
Catalytic Converters
Showing In Stock Items. Show All 546 Items.
Catalytic Converters, Universal, 3-way, Stainless Steel Case, 2.500 in. Slip Fit Inlet/Outlet, 13.000 in. Overall Length, Each
Part Number: MPE-447206
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Catalytic Converter, CalCat Universal, One Inlet, 2.25 in., One Outlet, 2.25 in., Stainless Steel, Ceramic Honeycomb, Each
Part Number: WLK-83402
Estimated Ship Date: Today
Estimated Ship Date: Today
Catalytic Converter, Universal, One Inlet, Ceramic Honeycomb, Stainless Steel, 3 in. Slip Fit Inlet/Outlet, 8.75 in. Length, Each
Part Number: MPE-5561209
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
Catalytic Converter, CalCat Universal, One Inlet, 2.50 in., One Outlet, 2.50 in. Stainless Steel, Monolithic Catalyst, Each
Part Number: WLK-83508
Estimated Ship Date: Today
Estimated Ship Date: Today
Catalytic Converter, 2.00 in. Slip Fit Inlet/Outlet, 18.00 in. Long, Universal, Chevy, Dodge, Ford, Jeep, Each
Part Number: WLK-80904
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Catalytic Converters, Universal, 3-way, Stainless Steel Case, 2.250 in. Slip Fit Inlet/Outlet, 9.000 in. Overall Length, Each
Part Number: MPE-408005
Not Yet Reviewed
Estimated Ship Date: Mar 17, 2026 if ordered today
Estimated Ship Date: Mar 17, 2026 if ordered today
Catalytic Converter, California Grade CARB Compliant Universal Catalytic Converter, Stainless Steel, Buick,Jeep, Each
Part Number: MPE-339106
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Catalytic Converter, Cal-Cat Universal, 3.000 in. Slip Fit Inlet, 3.000 in. Slip Fit Outlet, Ceramic Honeycomb, Heat Shield, Universal, Each
Part Number: WLK-83509
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Catalytic Converter, Cal-Cat Universal, 2.500 in. Slip Fit Inlet, 2.500 in. Slip Fit Outlet, Ceramic Honeycomb, Heat Shield, Universal, Each
Part Number: WLK-83403
Estimated Ship Date: Today
Estimated Ship Date: Today
Catalytic Converter, Cal-Cat Universal, 2.000 in. Slip Fit Inlet, 2.000 in. Slip Fit Outlet, Ceramic Honeycomb, Heat Shield, Universal, Each
Part Number: WLK-83506
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Catalytic Converter, California Universal, Mercedes-Benz, Each
Part Number: MPE-338008
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
Catalytic Converter, California Grade, Universal, Stainless Steel Case, 16.000 in. Overall Length, 2.250 in. Inlet/Outlet, Each
Part Number: MPE-339105
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Catalytic Converter, Cal-Cat Universal, 2.000 in. Slip Fit Inlet, 2.000 in. Slip Fit Outlet, Ceramic Honeycomb, Heat Shield, Universal, Each
Part Number: WLK-83401
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Catalytic Converter, CalCal Universal, One Inlet, 3 in., One Outlet, 3 in., Stainless Steel, Ceramic Honeycomb, Each
Part Number: WLK-83404
Estimated Ship Date: Today
Estimated Ship Date: Today
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: Mar 17, 2026 if ordered today
Estimated Ship Date: Mar 17, 2026 if ordered today
Catalytic Converter, Cal-Cat Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Toyota, Each
Part Number: WLK-83454
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Catalytic Converter, Universal Catalytic Converter - 2in.
Part Number: MPE-339104
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
CalCat CARB Catalytic Converter
Part Number: WLK-81327
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Catalytic Converter, Cal-Cat Universal, 2.500 in. Slip Fit Inlet, 2.500 in. Slip Fit Outlet, Ceramic Honeycomb, Heat Shield, Universal, Each
Part Number: WLK-80902
Not Yet Reviewed
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Catalytic Converter, Cal-Cat Direct Fit, Slip Fit Inlet, Slip Fit Outlet, Ceramic Honeycomb, Dodge, Each
Part Number: WLK-83477
Not Yet Reviewed
Estimated Ship Date: Mar 18, 2026 if ordered today
Estimated Ship Date: Mar 18, 2026 if ordered today
Catalytic Converter, Cal-Cat Universal, 2.250 in. Slip Fit Inlet, 2.250 in. Slip Fit Outlet, Ceramic Honeycomb, Heat Shield, Universal, Each
Part Number: WLK-82629
Not Yet Reviewed
Estimated Ship Date: Mar 18, 2026 if ordered today
Estimated Ship Date: Mar 18, 2026 if ordered today
Catalytic Converter, Stainless Steel, 2.50 in. Inlet, 2.50 in. Outlet, 15.0 in. Length, Universal, Each
Part Number: MPE-418006
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
Catalytic Converter, 2.00 in. Slip Fit Inlet/Outlet, 13.250 in. Overall Length, Chevy, Suzuki, Toyota, Each
Part Number: WLK-82526
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Catalytic Converter, Cal-Cat Universal, 2.500 in. Slip Fit Inlet, 2.500 in. Slip Fit Outlet, Ceramic Honeycomb, Heat Shield, Universal, Each
Part Number: WLK-81918
Estimated Ship Date: Mar 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 2026 if ordered today
Catalytic Converter, Stainless Steel, Direct-Fit, Ford, 4.6L, Each
Part Number: MPE-458040
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 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