BUICK RIVIERA Exhaust

Exhaust Manifold Bolt, Steel, Natural, Buick, Cadillac, Chevy, Chrysler, Dodge, Oldsmobile, Plymouth, Pontiac, Toyota, Each

Part Number: APH-4976

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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Muffler, MSL, Steel, Aluminized, Buick, Cadillac, Oldsmobile, V6, V8, Each

Part Number: APH-6541

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Muffler, Challenge, Steel, Aluminized, Buick, Cadillac, Oldsmobile, Each

Part Number: APH-3032

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Catalytic Converters, Universal, 2.00 in. Slip Fit Inlet/Outlet, Stainless Steel Case, Ceramic Honeycomb Substrate, 16.50 in. Overall Length, Each

Part Number: APH-608234

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Exh. Flange Bolt & Spring Kit

Part Number: FEL-ES72141

Not Yet Reviewed

Estimated Ship Date: Feb 20, 2026 if ordered today

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MANIFOLD PRESSURE SENSOR

Part Number: HLN-2MAP0078

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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DIRECT-FIT CATALYTIC CONVERTER

Part Number: WLK-15646

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 19, 2026 if ordered today

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Catalytic Converter, Stainless Steel, Buick, Oldsmobile, Pontiac, Car, 23.375 in. Length, Each

Part Number: CTO-4890

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 6, 2026 if ordered today

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Catalytic Converters, Direct-Fit, Stock Flange Inlet, 2.50 in. Slip Fit Outlet, 23.00 in. Overall Length, Buick, Oldsmobile, Pontiac, Each

Part Number: APH-645357

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Catalytic Converter, Universal Catalytic Converter - 3in.

Part Number: MPE-448309

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Catalytic Converter, California Grade CARB Compliant Direct-Fit Catalytic Converter, Stainless Steel, Chevy, GMC, Each

Part Number: MPE-3322418

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Estimated Ship Date: Jan 19, 2026 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 Converters, California Compliant, Direct-Fit

Part Number: MPE-3322431

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 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, Buick, Riviera, 3.8L, Each

Part Number: MPE-23404

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Estimated Ship Date: Jan 19, 2026 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, Buick, Oldsmobile, Pontiac, 25.25 in. Length, 2.3, 3.8L, Each

Part Number: MPE-23467

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Estimated Ship Date: Jan 19, 2026 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, Buick, Cadillac, Oldsmobile, Pontiac, 25.0 in. Length, V6, V8, Each

Part Number: MPE-23223

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 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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Exhaust Pipes, Direct-Fit Intermediate Pipes, Stainless Steel, Natural, 2.500 in. O.D., Buick, Pontiac, Each

Part Number: BRE-107-0023

Not Yet Reviewed

Estimated Ship Date: Jan 21, 2026 if ordered today

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Catalytic Converter, California Grade, Direct-Fit, Stainless Steel Case, Buick, Oldsmobile, Pontiac, 3.8L, Each

Part Number: MPE-4481464

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 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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Muffler, OE Replacement, Steel, Aluminized, Buick, Oldsmobile, V6, V8, Each

Part Number: APH-2501

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

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Mufflers, MSL Maximum, Steel, Aluminized, Perforated Tube, Round Case, Front Muffler, Buick, Oldsmobile, Each

Part Number: APH-700446

Not Yet Reviewed

Estimated Ship Date: Jan 16, 2026 if ordered today

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Catalytic Converter, Stainless Steel, Universal, 2.50 in. Inlet/Outlet, 16 in. Length, Each

Part Number: MPE-94026

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 19, 2026 if ordered today

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• 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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Catalytic Converter, Stainless Steel, Each

Part Number: MPE-23400

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 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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GM

Part Number: APH-4972

Not Yet Reviewed

Estimated Ship Date: Jan 12, 2026 if ordered today

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CalCat CARB Catalytic Converter

Part Number: WLK-81322

Not Yet Reviewed

Estimated Ship Date: Jan 15, 2026 if ordered today

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Muffler, MSL, Buick, Cadillac, Oldsmobile Pontiac, Each

Part Number: APH-6578

Not Yet Reviewed

Estimated Ship Date: Jan 15, 2026 if ordered today

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Muffler, OE Replacement, Steel, Aluminized, Buick, Cadillac Oldsmobile, Pontiac, V6, V8, Each

Part Number: APH-3439

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Estimated Ship Date: Jan 15, 2026 if ordered today

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