Summit Racing SpeedCard - learn how to get 15% back up to $150

Summit Racing SpeedCard - learn how to get 15% back up to $150

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205 Results Found For "lowering blocks"

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205 Results Found For "lowering blocks"

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!

Individual Parts

Results 1 - 25 of 205

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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

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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

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 4, 2026 if ordered today

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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

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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

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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

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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

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Estimated Ship Date: Feb 2, 2026 if ordered today

EPA OBDII Direct Fit Converter

Part Number: CTO-9444

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

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