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Conquer catalytic converter problems by choosing from thousands of great cat converters available at Summit Racing. You won’t find a larger selection of catalytic...
Conquer catalytic converter problems by choosing from thousands of great cat converters available at Summit Racing. You won’t find a larger selection of catalytic converters available for virtually any vehicle make and model. Whether you’re building a project car or replacing a worn-out factory part, there is no shortage of great options to choose from. Our aftermarket catalytic converters will help keep your vehicle running clean and responding just the way you like it. Shop universal and direct-fit catalytic converters from your favorite aftermarket companies, including MagnaFlow, Catco, Walker Exhaust,...
Conquer catalytic converter problems by choosing from thousands of great cat converters available at Summit Racing. You won’t find a larger selection of catalytic converters available for virtually any vehicle make and model. Whether you’re building a project car or replacing a worn-out factory part, there is no shortage of great options to choose from. Our aftermarket catalytic converters will help keep your vehicle running clean and responding just the way you like it. Shop universal and direct-fit catalytic converters from your favorite aftermarket companies, including MagnaFlow, Catco, Walker Exhaust, Flowmaster, PaceSetter, Dorman, and more! Order your new catalytic converter from Summit Racing today!
Showing In Stock Items. Show All 412 Items.
Catalytic Converters, Universal, Single 2.50 in. Slip-fit Inlet/Outlet, AIR Tube, Stainless Steel Case, 14.00 in. Overall Length, Each
Part Number: APH-602206
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Catalytic Converters, AP Exhaust Direct-Fit Catalytic Converters, Stock Inlet, Stock Outlet, Left, Freightliner, Each
Part Number: APH-645133
Not Yet Reviewed
Estimated Ship Date: Feb 5, 2026 if ordered today
Estimated Ship Date: Feb 5, 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: Feb 6, 2026 if ordered today
Estimated Ship Date: Feb 6, 2026 if ordered today
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: Feb 6, 2026 if ordered today
Estimated Ship Date: Feb 6, 2026 if ordered today
Catalytic Converters, Stainless Steel Case, 2.25 in. Slip Fit Inlet/Outlet, 14.00 in. Overall Length, Audi, Chevy, Chrysler, Ford, Jeep, Toyota, Each
Part Number: APH-602205
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
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: Tomorrow
Estimated Ship Date: Tomorrow
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: Feb 4, 2026 if ordered today
Estimated Ship Date: Feb 4, 2026 if ordered today
Catalytic Converters, Direct-Fit, Two Stock Flange Inlets, One Slip Fit Outlet, Stainless Steel Case, Cadillac, Chevrolet, GMC, Each
Part Number: APH-645155
Not Yet Reviewed
Estimated Ship Date: Feb 5, 2026 if ordered today
Estimated Ship Date: Feb 5, 2026 if ordered today
Catalytic Converters, Universal, Single 3.00 in. Slip-fit Inlet/Outlet, AIR Tube, Stainless Steel Case, 16.50 in. Overall Length, Chevy, GMC, Each
Part Number: APH-608227
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Catalytic Converter, Replacement, OEM Design, Direct-Fit, Rear Position, Aluminized Steel, Stock Flanges, with Clamp, Chevy, GMC, 4.3L, 6.6L, Each
Part Number: APH-645127
Not Yet Reviewed
Estimated Ship Date: Feb 5, 2026 if ordered today
Estimated Ship Date: Feb 5, 2026 if ordered today
Catalytic Converters, Universal, 3.00 in. Slip Fit Inlet/Outlet, Stainless Steel Case, Ceramic Honeycomb Substrate, 21.50 in. Overall Length, Each
Part Number: APH-606007
Not Yet Reviewed
Estimated Ship Date: Feb 6, 2026 if ordered today
Estimated Ship Date: Feb 6, 2026 if ordered today
Catalytic Converters, Universal, 3.00 in. Slip Fit Inlet/Outlet, Ceramic Honeycomb Substrate, 16.50 in. Length, Chevrolet, Dodge, GMC, Pontiac, Each
Part Number: APH-609007
Not Yet Reviewed
Estimated Ship Date: Feb 6, 2026 if ordered today
Estimated Ship Date: Feb 6, 2026 if ordered today
Catalytic Converters, Universal, Single 2.25 in. Slip-fit Inlet/Outlet, AIR Tube, Stainless Steel Case, 13.750 in. Overall Length, Each
Part Number: APH-608285
Not Yet Reviewed
Estimated Ship Date: Feb 6, 2026 if ordered today
Estimated Ship Date: Feb 6, 2026 if ordered today
Catalytic Converters, Universal, Single 2.50 in. Slip-fit Inlet/Outlet, AIR Tube, Stainless Steel Case, 16.00 in. Overall Length, Each
Part Number: APH-608216
Not Yet Reviewed
Estimated Ship Date: Tomorrow
Estimated Ship Date: Tomorrow
Catalytic Converters, AP Exhaust Direct-Fit Catalytic Converters, Stock Inlet, Stock Outlet, Right, Freightliner, Each
Part Number: APH-645134
Not Yet Reviewed
Estimated Ship Date: Feb 5, 2026 if ordered today
Estimated Ship Date: Feb 5, 2026 if ordered today
Catalytic Converters, Universal, 2.25 in. Slip-fit Inlet/Outlet, Ceramic Honeycomb Substrate, 14.00 in. Overall Length, Each
Part Number: APH-602005
Not Yet Reviewed
Estimated Ship Date: Feb 6, 2026 if ordered today
Estimated Ship Date: Feb 6, 2026 if ordered today
Catalytic Converters, Universal, 3.00 in. Slip Fit Inlet/Outlet, Stainless Case, Ceramic Substrate, 28.00 in. Overall Length, Ford, Each
Part Number: APH-607407
Not Yet Reviewed
Estimated Ship Date: Feb 5, 2026 if ordered today
Estimated Ship Date: Feb 5, 2026 if ordered today
Catalytic Converters, Direct-Fit, 3.00 in. Slip Fit Inlet/Outlet, Ceramic Honeycomb Substrate, 30.00 in. Overall Length, Ford, Each
Part Number: APH-645344
Not Yet Reviewed
Estimated Ship Date: Feb 5, 2026 if ordered today
Estimated Ship Date: Feb 5, 2026 if ordered today
Catalytic Converter 07-10 8 Cyl. Chevrolet/GMC Silverado/Sierra 2500HD, 6.0L
Part Number: CTO-9973
Not Yet Reviewed
Estimated Ship Date: Feb 2, 2026 if ordered today
Estimated Ship Date: Feb 2, 2026 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Ceramic Honeycomb Substrate, 81.50 in. Overall Length, Chevrolet, 5.7L, Each
Part Number: APH-645868
Estimated Ship Date: Feb 4, 2026 if ordered today
Estimated Ship Date: Feb 4, 2026 if ordered today
Catalytic Converters, AP Exhaust Direct-Fit Catalytic Converters, Stock Inlet, Stock Outlet, Front, Chevy, GMC, Each
Part Number: APH-645766
Not Yet Reviewed
Estimated Ship Date: Feb 4, 2026 if ordered today
Estimated Ship Date: Feb 4, 2026 if ordered today
Catalytic Converters, AP Exhaust Direct-Fit Catalytic Converters, Stock Inlet, Stock Outlet, Left, Chevy, Each
Part Number: APH-644229
Not Yet Reviewed
Estimated Ship Date: Feb 5, 2026 if ordered today
Estimated Ship Date: Feb 5, 2026 if ordered today
Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Stainless Steel Case, 29.00 in. Overall Length, Left, Chevrolet, 7.0L, Each
Part Number: APH-644154
Not Yet Reviewed
Estimated Ship Date: Feb 4, 2026 if ordered today
Estimated Ship Date: Feb 4, 2026 if ordered today
Catalytic Converter, 06-11 8 Cyl. Chevrolet Corvette, 7.0L Engine, Left
Part Number: CTO-5360
Not Yet Reviewed
Estimated Ship Date: Feb 2, 2026 if ordered today
Estimated Ship Date: Feb 2, 2026 if ordered today
EPA OBDII Direct Fit Converter
Part Number: CTO-9444
Estimated Ship Date: Feb 2, 2026 if ordered today
Estimated Ship Date: Feb 2, 2026 if ordered today
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