BUICK Parts and Accessories

Torque Converters, MR Series, Hard Hitting, 1.703 in. Crank Pilot Diameter, 30-spline, 9.500 in. Diameter, Race Usage, TH350, TH400, Each

Part Number: FTI-MR0082

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Coilover Kit, Front, Double Adjustable Shocks, 550 lb. Springs, Kit

Part Number: AAX-300230

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Estimated Ship Date: Apr 3, 2026 if ordered today

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• Mfr. Rebate

Mail - In Rebate

Rebate amount based on part(s) total.

Rebate Expires: 4/30/2026

Get 10% back after rebate on select Aldan American purchases! For details go to: https://aldanamerican.com/deals/rebate/ ...Read More

Get 10% back after rebate on qualifying Aldan American product purchases! Go to https://aldanamerican.com/deals/rebate/ for complete details. Valid on purchases made between 3/1/26 and 4/30/26 only. Must submit claim within 30 days of product ship date. Allow 8-10 weeks for rebate processing. Valid in the 50 United States, its territories and Canada. Limit (2) qualifying purchases per household or address. Max $355 back. Show Less

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KIT ENGINE CAMSHAFT/SPRING

Part Number: MEL-CK-22326DT

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Estimated Ship Date: Apr 17, 2026 if ordered today

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Torque Converter, Street Racer Series, 9 1/2 in., Non-Lockup, 3,800 rpm Stall Rating, for TH350/TH400 Transmission, No Trans-brake, up to 750 hp, Each

Part Number: FTI-SR6391

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Estimated Ship Date: Apr 20, 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: Apr 3, 2026 if ordered today

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Disc Brake Kit, Front Conversion, Cross-Drilled/Slotted Rotors, Vented, Cast Iron Calipers, Red Powdercoated, 2 in. Drop Spindles, 5 x 4.75 in., Kit

Part Number: LEB-RFC1003SMX

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 27, 2026 if ordered today

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$100.00 Mail-In Rebate

Price after Manufacturer Rebate: $882.45

Rebate Expires: 3/31/2026

Get $100 back after rebate on this Leed Brake Kit! To redeem offer go to https://www.summitracing.com/go/leb ...Read More

Get UP TO $175 back after rebate on a qualifying Leed Brake Kit! Go to https://www.summitracing.com/go/leb for redemption information. Valid on purchases made between 3/1/26 and 3/31/26. Claims must be postmarked 30 days from ship date. Allow 6-8 weeks for processing. Valid in USA and Canada. Limited to 2 qualifying purchases per person or household. Max $175 per claim. Show Less

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Catalytic Converter, Cal-Cat Universal, 2.500 in. Slip Fit Inlet, 2.500 in. Slip Fit Outlet, Ceramic Honeycomb, Heat Shield, Universal, Each

Part Number: WLK-82904

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Estimated Ship Date: Apr 13, 2026 if ordered today

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Ring and Pinion Gears,Yukon Gear & Axle 7.5"/7.625" GM, 3.23 Ratio Rear Ring & Pinion GearInstall Kit 2.25" OD Axle Bearings & Seals

Part Number: YGA-10636

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Estimated Ship Date: Apr 20, 2026 if ordered today

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Disc Brake Kit, Front Conversion, Manual, Solid Surface Rotors, Cast Iron Calipers, Zinc Plated, Stock Ride Height, 5 x 4.75 in. Bolt Pattern, Kit

Part Number: LEB-FC1002-EA1

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Estimated Ship Date: Apr 27, 2026 if ordered today

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$75.00 Mail-In Rebate

Price after Manufacturer Rebate: $824.99

Rebate Expires: 3/31/2026

Get $75 back after rebate on this Leed Brake Kit! To redeem offer go to https://www.summitracing.com/go/leb ...Read More

Get UP TO $175 back after rebate on a qualifying Leed Brake Kit! Go to https://www.summitracing.com/go/leb for redemption information. Valid on purchases made between 3/1/26 and 3/31/26. Claims must be postmarked 30 days from ship date. Allow 6-8 weeks for processing. Valid in USA and Canada. Limited to 2 qualifying purchases per person or household. Max $175 per claim. Show Less

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Disc Brake Kit, Front Conversion, Cross-Drilled/Slotted Rotors, Vented, Cast Iron Calipers, Zinc Plated, 2 in. Drop Spindles, 5 x 4.75 in., Kit

Part Number: LEB-FC1003SMX

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Estimated Ship Date: Apr 27, 2026 if ordered today

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• Mfr. Rebate

$75.00 Mail-In Rebate

Price after Manufacturer Rebate: $793.49

Rebate Expires: 3/31/2026

Get $75 back after rebate on this Leed Brake Kit! To redeem offer go to https://www.summitracing.com/go/leb ...Read More

Get UP TO $175 back after rebate on a qualifying Leed Brake Kit! Go to https://www.summitracing.com/go/leb for redemption information. Valid on purchases made between 3/1/26 and 3/31/26. Claims must be postmarked 30 days from ship date. Allow 6-8 weeks for processing. Valid in USA and Canada. Limited to 2 qualifying purchases per person or household. Max $175 per claim. Show Less

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Coilover Kit, Front, Non-Adjustable, Monotube, 500 lbs./in., Front Tubular Control Arms, Black Powdercoated, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: HLI-787837

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Estimated Ship Date: Apr 3, 2026 if ordered today

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Piston Set, 3800 V6 Buick V6 3-FX Series -4cc Buick Flat Top Piston Set. 3.830 bore

Part Number: DMS-3-6230-3830

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Piston Set, 350 Buick V8 K1-FX Series -15cc Buick Dish Top Piston Set. 3.820 bore

Part Number: DMS-K1-6243-3820

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Estimated Ship Date: Apr 7, 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-62459

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Estimated Ship Date: Apr 3, 2026 if ordered today

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Piston Set, 481 Stroker Olds. 3-FX Series -19cc Olds Dish Top Piston Set. 4.155 bore

Part Number: DMS-3-6013-4155

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Piston Set, 231 V6 & GN Buick V6 & Grand National 3-FX Series -29cc Buick Dish Top Piston Set. 3.830 bore

Part Number: DMS-3-6225-3830

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Coilover Kit, Rear, Non-Adjustable, Steel, Polished Shocks, Black Powdercoated Springs, 250-300 lbs./in. Rate, Buick, Chevy, Oldsmobile, Pontiac, Pair

Part Number: HLI-787818

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Estimated Ship Date: Apr 3, 2026 if ordered today

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Piston Set, 231 V6 & GN Buick V6 & Grand National K2-FX Series -15cc Buick Dish Top Piston Set. 3.820 bore

Part Number: DMS-K2-6213-3820

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Piston Set, 3800 V6 Buick V6 3-FX Series -14cc Buick Dish Top Piston Set. 3.840 bore

Part Number: DMS-3-6233-3840

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Piston Set, 231 V6 & GN Buick V6 & Grand National 3-FX Series -15cc Buick Dish Top Piston Set. 3.820 bore

Part Number: DMS-3-6203-3820

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Piston Set, 400 Olds. K2-FX Series -12cc Olds Flat Top Piston Set. 4.155 bore

Part Number: DMS-K260204155D

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Piston Set, 231 V6 & GN Buick V6 & Grand National K1-FX Series -29cc Buick Dish Top Piston Set. 3.830 bore

Part Number: DMS-K1-6225-3830

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Piston Set, 481 Stroker Olds. 3-FX Series -12cc Olds Flat Top Piston Set. 4.185 bore

Part Number: DMS-3-6010-4185

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Piston Set, 350 Buick V8 3-FX Series -15cc Buick Dish Top Piston Set. 3.830 bore

Part Number: DMS-3-6243-3830

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Estimated Ship Date: Apr 7, 2026 if ordered today

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Piston Set, 231 V6 & GN Buick V6 & Grand National K2-FX Series -15cc Buick Dish Top Piston Set. 3.840 bore

Part Number: DMS-K2-6203-3840

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Estimated Ship Date: Apr 7, 2026 if ordered today

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