BUICK Catalytic Converters

Catalytic Converter, Federal / EPA Catalytic Converter - Direct Fit

Part Number: CTO-5372

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Estimated Ship Date: Nov 4, 2025 if ordered today

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Catalytic Converter with Integrated Exhaust Manifold, Manifold Converter - Not Carb Compliant - Not For Sale -

Part Number: RNB-674-049

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Estimated Ship Date: Today

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Ultra EPA Catalytic Converter

Part Number: WLK-16935

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Estimated Ship Date: Nov 11, 2025 if ordered today

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Catalytic Converter, Stainless Steel, 2.50 in. Inlet, 2.50 in. Outlet, 15.0 in. Length, Universal, Each

Part Number: MPE-418006

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Estimated Ship Date: Nov 10, 2025 if ordered today

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• Mfr. Rebate

Mail - In Rebate

Rebate amount based on part(s) total.

Rebate Expires: 12/31/2025

Buy Converter and get up to $75 back after sending in your old one! Please visit www.magnaflow.com/pages/retailer-recycling-program ...Read More

Buy a Magnaflow Converter and get UP TO $75 back after sending in your old OEM one! Visit www.magnaflow.com/pages/retailer-recycling-program to begin the rebate redemption process. Valid on purchases made between 1/1/25 and 12/31/25. Open to legal residents of the 50 United States and District of Columbia. Only OE (original equipment) converters are eligible for a refund. Rebate will be in the form of a Visa Prepaid card. Please allow 4-6 weeks to receive rebate. Show Less

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Catalytic Converter, Direct Fit, Stainless Steel, Buick, Chevy, Pontiac, Each

Part Number: MPE-24221

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Estimated Ship Date: Today

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• Mfr. Rebate

Mail - In Rebate

Rebate amount based on part(s) total.

Rebate Expires: 12/31/2025

Buy Converter and get up to $75 back after sending in your old one! Please visit www.magnaflow.com/pages/retailer-recycling-program ...Read More

Buy a Magnaflow Converter and get UP TO $75 back after sending in your old OEM one! Visit www.magnaflow.com/pages/retailer-recycling-program to begin the rebate redemption process. Valid on purchases made between 1/1/25 and 12/31/25. Open to legal residents of the 50 United States and District of Columbia. Only OE (original equipment) converters are eligible for a refund. Rebate will be in the form of a Visa Prepaid card. Please allow 4-6 weeks to receive rebate. Show Less

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Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Stainless Steel Case, 17.00 in. Overall Length, Front Left, Buick, Chevrolet, GMC, Each

Part Number: APH-644166

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Catalytic Converter 08-15 6 Cyl 3.6L Engine, Front Right

Part Number: CTO-5241

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Estimated Ship Date: Nov 4, 2025 if ordered today

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Catalytic Converter, Direct-Fit, Stainless Steel, Each

Part Number: CTO-4341

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Estimated Ship Date: Nov 4, 2025 if ordered today

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Catalytic Converters, Direct-Fit, Stock Flange Inlet/Outlet, Ceramic Honeycomb Substrate, 38.00 in. Overall Length, Buick, Each

Part Number: APH-644093

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Estimated Ship Date: Nov 7, 2025 if ordered today

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Catalytic Converter, Universal, One Inlet, Ceramic Honeycomb, Stainless Steel, 2.50 in. Slip Fit Inlet/Outlet, 13 in. Length, Each

Part Number: MPE-557406

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Estimated Ship Date: Nov 10, 2025 if ordered today

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• Mfr. Rebate

Mail - In Rebate

Rebate amount based on part(s) total.

Rebate Expires: 12/31/2025

Buy Converter and get up to $75 back after sending in your old one! Please visit www.magnaflow.com/pages/retailer-recycling-program ...Read More

Buy a Magnaflow Converter and get UP TO $75 back after sending in your old OEM one! Visit www.magnaflow.com/pages/retailer-recycling-program to begin the rebate redemption process. Valid on purchases made between 1/1/25 and 12/31/25. Open to legal residents of the 50 United States and District of Columbia. Only OE (original equipment) converters are eligible for a refund. Rebate will be in the form of a Visa Prepaid card. Please allow 4-6 weeks to receive rebate. Show Less

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Catalytic Converter, Direct Fit, Stainless Steel, 12.50 in. Length, Chevy, Each

Part Number: CTO-1495

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Estimated Ship Date: Nov 4, 2025 if ordered today

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Catalytic Converters, Direct-Fit, Stock Flange Inlet, 2.58 in. Slip Fit Outlet, 20.00 in. Overall Length, Buick, Cadillac, Pontiac, Each

Part Number: APH-645288

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Estimated Ship Date: Nov 10, 2025 if ordered today

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Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Heat Shield, Buick, Chevrolet, GMC, Saturn, Each

Part Number: WLK-16710

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Estimated Ship Date: Today

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Catalytic Converter, Stainless Steel, Buick, Pontiac, 3.8L, Front, Each

Part Number: MPE-51333

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Estimated Ship Date: Nov 10, 2025 if ordered today

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• Mfr. Rebate

Mail - In Rebate

Rebate amount based on part(s) total.

Rebate Expires: 12/31/2025

Buy Converter and get up to $75 back after sending in your old one! Please visit www.magnaflow.com/pages/retailer-recycling-program ...Read More

Buy a Magnaflow Converter and get UP TO $75 back after sending in your old OEM one! Visit www.magnaflow.com/pages/retailer-recycling-program to begin the rebate redemption process. Valid on purchases made between 1/1/25 and 12/31/25. Open to legal residents of the 50 United States and District of Columbia. Only OE (original equipment) converters are eligible for a refund. Rebate will be in the form of a Visa Prepaid card. Please allow 4-6 weeks to receive rebate. Show Less

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Catalytic converter 12-17 4 Cyl. Buick Verano, 2.4L Engine, Rear

Part Number: CTO-5299

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Estimated Ship Date: Today

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Catalytic Converter, Stainless Steel, Buick, Cadillac, Chevy, 26.75 in. Length, 4.3, 5.7L, Each

Part Number: CTO-9404

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 4, 2025 if ordered today

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Catalytic Converter, Stainless Steel, Universal, 2 in. Inlet/Outlet, 16.5 in. Length, Each

Part Number: CTO-2539

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Estimated Ship Date: Nov 3, 2025 if ordered today

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Catalytic Converters, Direct-Fit, 2.25 in. Slip Fit Inlet, Stock Flange Outlet, 23.00 in. Overall Length, Buick, Cadillac, Chevy, Olds, Pontiac, Each

Part Number: APH-645310

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Estimated Ship Date: Nov 6, 2025 if ordered today

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Catalytic Converter, Stainless Steel Case, Buick, Pontiac, Each

Part Number: WLK-16386

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 11, 2025 if ordered today

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Catalytic Converters, Direct-Fit, Stainless Steel Case, 2.25 in. Slip Fit Inlet, Stock Flange Outlet, 23.00 in. Overall Length, Chevy, Pontiac, Each

Part Number: APH-642355

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Estimated Ship Date: Nov 6, 2025 if ordered today

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Catalytic Converter, Stainless Steel, Universal, 2.50 in. Inlet/Outlet, 12.5 in. Length, Each

Part Number: CTO-2566

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Estimated Ship Date: Today

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Catalytic Converter, Ultra Direct Fit, Stock Flange Inlet, Stock Flange Outlet, Ceramic Honeycomb, Heat Shield, Buick, Chevrolet, GMC, Saturn, Each

Part Number: WLK-16574

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 11, 2025 if ordered today

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Catalytic Converter, Stainless Steel, Buick, Chevy, GMC, Oldsmobile, Pontiac, 20.5 in. Length, L4, V6, V8

Part Number: MPE-23419

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Estimated Ship Date: Nov 10, 2025 if ordered today

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• Mfr. Rebate

Mail - In Rebate

Rebate amount based on part(s) total.

Rebate Expires: 12/31/2025

Buy Converter and get up to $75 back after sending in your old one! Please visit www.magnaflow.com/pages/retailer-recycling-program ...Read More

Buy a Magnaflow Converter and get UP TO $75 back after sending in your old OEM one! Visit www.magnaflow.com/pages/retailer-recycling-program to begin the rebate redemption process. Valid on purchases made between 1/1/25 and 12/31/25. Open to legal residents of the 50 United States and District of Columbia. Only OE (original equipment) converters are eligible for a refund. Rebate will be in the form of a Visa Prepaid card. Please allow 4-6 weeks to receive rebate. Show Less

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Catalytic Converter, Stainless Steel, Universal, 2 in. Inlet/Outlet, 12 in. Length, Each

Part Number: CTO-2538

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Estimated Ship Date: Nov 5, 2025 if ordered today

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Catalytic Converter, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, 21.375 in., 3.8, 4.3, 4.9, 5.0, 5.7L

Part Number: MPE-93418

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 10, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order
• Mfr. Rebate

Mail - In Rebate

Rebate amount based on part(s) total.

Rebate Expires: 12/31/2025

Buy Converter and get up to $75 back after sending in your old one! Please visit www.magnaflow.com/pages/retailer-recycling-program ...Read More

Buy a Magnaflow Converter and get UP TO $75 back after sending in your old OEM one! Visit www.magnaflow.com/pages/retailer-recycling-program to begin the rebate redemption process. Valid on purchases made between 1/1/25 and 12/31/25. Open to legal residents of the 50 United States and District of Columbia. Only OE (original equipment) converters are eligible for a refund. Rebate will be in the form of a Visa Prepaid card. Please allow 4-6 weeks to receive rebate. Show Less

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