BUICK RIVIERA Parts and Accessories

Differential, Select-A-Loc, 28-Spline, GM, 8.5 in., 10-Bolt, Each

Part Number: AUB-545003

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Estimated Ship Date: Monday 12/29/2025

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Ring and Pinion Gears and Installation Kit, 8.5" GM 4.56 REAR R&P GEAR/ INSTALL KIT PACKAGE with 28spl POSI & AK 1563 AXLE BRGS (2.25" OD)

Part Number: YGA-12631

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Estimated Ship Date: Jan 26, 2026 if ordered today

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Sound Deadener/Heat Barrier, Complete Vehicle, Adhesive Installation, 550 Degrees F Max Temp, Kit

Part Number: HUT-62450

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Estimated Ship Date: Jan 6, 2026 if ordered today

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Sound Deadener/Heat Barrier, Complete Vehicle, Adhesive Installation, 550 Degrees F Max Temp, Kit

Part Number: HUT-62452

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Estimated Ship Date: Jan 6, 2026 if ordered today

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Sound Deadener/Heat Barrier, Complete Vehicle, Adhesive Installation, 550 Degrees F Max Temp, Kit

Part Number: HUT-62454

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Estimated Ship Date: Jan 6, 2026 if ordered today

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Sound Deadener/Heat Barrier, Complete Vehicle, Adhesive Installation, 550 Degrees F Max Temp, Kit

Part Number: HUT-62458

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Estimated Ship Date: Jan 6, 2026 if ordered today

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Coilover Kit, Aldan American System, Front, Double Adjustable, Buick, Kit

Part Number: AAX-300351

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Estimated Ship Date: Jan 6, 2026 if ordered today

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Clutch Kit, Street 650 Clutch Conversion, Performance, Single Disc, 1.125 in. - 26-spline, 11.000 in. Sintered Metallic Disc Diameter, Chevy, Pontiac

Part Number: HAY-92-1005

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Estimated Ship Date: Jan 12, 2026 if ordered today

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Ring and Pinion Gears and Installation Kit, 8.5" GM 3.90 REAR R&P GEAR/ INSTALL KIT PACKAGE with 28spl POSI & AK 1563 AXLE BRGS (2.25" OD)

Part Number: YGA-12629

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Estimated Ship Date: Jan 26, 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

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Estimated Ship Date: Jan 16, 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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