View our Specials! Coupon Code: SaveIn2026
Looking for aftermarket parts to modify or upgrade your 1966 Pontiac Grand Prix? At Tunersports.com we carry a huge selection of the top name brand performance parts and accessories.
 IN STOCK - LOW Cometic Gasket Head Gaskets C4627-040Cometic Honda F20C/F20C1/F20C2/F22C1 88.5mm .040 inch MLS Head Gasket $110.24
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 IN STOCK UMI Performance Sway Bars 4035-RUMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid $262.89
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 IN STOCK - LOW UMI Performance Sway Bars 4035-BUMI Performance 64-72 GM A-Body 1-1/4in Solid Front Sway Bar - Black $262.89
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 IN STOCK UMI Performance Diff Mount Bushings 3000-RUMI Performance 65-87 GM Polyurethane Rear End Housing Replacement Bushings $72.04
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 IN STOCK UMI Performance Diff Mount Bushings 3000-BUMI Performance 65-87 GM Polyurethane Rear End Housing Replacement Bushings $72.04
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 IN STOCK - LOW UMI Performance Lower Control Arms 4025-RUMI Performance 68-72 GM A-Body Adjustable Upper Control Arms- Poly Bushings $253.54
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 IN STOCK UMI Performance Lower Control Arms 4018-BUMI Performance 64-67 GM A-Body Tubular Non-Adjustable Upper Control Arms $160.04
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 IN STOCK - LOW Yukon Gear & Axle Covers - Chrome YP C1-GM8.2BOPYukon Gear Chrome Cover For 8.2in Buick / Oldsmobile / and Pontiac GM $69.89
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 IN STOCK Yukon Gear & Axle Master Overhaul Kits YK GM8.2BOPYukon Gear Master Overhaul Kit For GM 8.2in Diff For Buick / Oldsmobile / and Pontiac $338.89
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 $150.87
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IN STOCK UMI Performance Lower Control Arms 4018-BUMI Performance 64-67 GM A-Body Tubular Non-Adjustable Upper Control Arms $160.04
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 $305.00
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 $375.00
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$305.00
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$375.00
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IN STOCK Yukon Gear & Axle Master Overhaul Kits YK GM8.2BOPYukon Gear Master Overhaul Kit For GM 8.2in Diff For Buick / Oldsmobile / and Pontiac $338.89
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IN STOCK UMI Performance Sway Bars 4035-RUMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid $262.89
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