Availability
GMC Catalytic Converters
Catalytic Converters, Direct-Fit, Two Stock Flange Inlets, One Stock Flange Outlet, Ceramic Honeycomb Substrate, 59.00 in. Length, Chevy, GMC, Each
Part Number: APH-645154
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Catalytic Converters, Direct-Fit, Two Stock Flange Inlets, One Stock Flange Outlet, Ceramic Honeycomb Substrate, 34.00 in. Length, Chevy, GMC, Each
Part Number: APH-645184
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet, 3.00 in. Slip fit Outlet, 88.00 in. Overall Length, Right, Chevrolet, GMC, Each
Part Number: APH-645783
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 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: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Ceramic Honeycomb Substrate, 57.25 in. Overall Length, Chevrolet, GMC, 4.3L, Each
Part Number: APH-645849
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Chevrolet, GMC, Each
Part Number: WLK-16611
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
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: Apr 10, 2026 if ordered today
Estimated Ship Date: Apr 10, 2026 if ordered today
Catalytic Converter, 2009-13 Chevy Avalanche, 2009-13 Chevy GMC Silverado/Sierra 1500 8 cyl., 4.8L and 5.3L Engine, Each
Part Number: CTO-9912
Not Yet Reviewed
Estimated Ship Date: Apr 6, 2026 if ordered today
Estimated Ship Date: Apr 6, 2026 if ordered today
Catalytic Converters, Universal, Stainless Steel Case, 2.250 in. Slip Fit Inlet/Outlet, 18.000 in. Overall Length, Each
Part Number: WLK-80905
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Catalytic Converter, CalCat, Stainless Case, 2.500 in. Inlet/2.500 in Outlet, Chevy, Dodge, Ford, Toyota, Each
Part Number: WLK-80906
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, Cadillac, Chevy, GMC, 5.3L, 5.7L, Each
Part Number: MPE-4451453
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Ceramic Honeycomb Substrate, 46.00 in. Overall Length, Chevrolet, GMC, Each
Part Number: APH-645342
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Catalytic Converter, Stainless Steel, Universal, 2.25 in. Inlet/Outlet, 14 in. Length, Each
Part Number: CTO-6905
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
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: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Converter-EPA Ultra-Direct Fit
Part Number: WLK-16796
Not Yet Reviewed
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Estimated Ship Date: Monday 3/23/2026 if shipped by air
Catalytic Converters, Universal, 3-way, Stainless Steel Case, 3.000 in. Slip Fit Inlet/Outlet, 19.500 in. Overall Length, Each
Part Number: MPE-99509HM
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
Catalytic Converter, Stainless Steel, Universal, 2.50 in. Inlet/Outlet, 13 in. Length, Each
Part Number: MPE-91006
Not Yet Reviewed
Estimated Ship Date: Apr 10, 2026 if ordered today
Estimated Ship Date: Apr 10, 2026 if ordered today
Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, Rear Position, 48.250 in. Overall Length, Hummer, Isuzu, 3.7L, Each
Part Number: MPE-5592966
Not Yet Reviewed
Estimated Ship Date: Apr 9, 2026 if ordered today
Estimated Ship Date: Apr 9, 2026 if ordered today
CalCat CARB Catalytic Converter
Part Number: WLK-81327
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Catalytic Converter, Stainless Steel, Chevy, GMC, 6.0L, Each
Part Number: MPE-51812
Not Yet Reviewed
Estimated Ship Date: Apr 10, 2026 if ordered today
Estimated Ship Date: Apr 10, 2026 if ordered today
Catalytic Converter, Direct-Fit, Stainless Steel, Each
Part Number: WLK-55557
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Catalytic Converter, Stainless Steel, 2.25 in. Inlet, 2.25 in. Outlet, 15.0 in. Length, Universal, Each
Part Number: MPE-418005
Not Yet Reviewed
Estimated Ship Date: Apr 10, 2026 if ordered today
Estimated Ship Date: Apr 10, 2026 if ordered today
Catalytic Converter
Part Number: WLK-84799
Not Yet Reviewed
Estimated Ship Date: Apr 13, 2026 if ordered today
Estimated Ship Date: Apr 13, 2026 if ordered today
Catalytic Converter, Direct Fit, Stainless Steel Case, GMC, 5.3, 5.7L, Each
Part Number: CTO-912333
Not Yet Reviewed
Estimated Ship Date: Apr 3, 2026 if ordered today
Estimated Ship Date: Apr 3, 2026 if ordered today
Same Item, New Number This renamed part is the same as the item you requested:
Catalytic Converter, Stainless Steel, Universal, 2.25 in. Inlet/Outlet, 13 in. Length, Each
Part Number: MPE-91005
Not Yet Reviewed
Estimated Ship Date: Apr 10, 2026 if ordered today
Estimated Ship Date: Apr 10, 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