BUICK GS UMI Performance

UMI Performance Front Sway Bars 4066-B

Sway Bars, Front, Solid, Steel, Black Powdercoated, 1.250 in. Diameter, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Kit

Part Number: UPI-4066-B

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

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Estimated Ship Date: Jun 4, 2026 if ordered today

UMI Performance Front Adjustable Upper A-Arms 4056-2-R

UMI Performance Front Adjustable Upper A-Arms 4056-2-R

Front Upper A-Arms, Adjustable, 1/2" Taller Ball Joints

Part Number: UPI-4056-2-R

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

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Estimated Ship Date: Jun 4, 2026 if ordered today

UMI Performance Rear Non-Adjustable Lower Control Arms 4038-B

Control Arms, Rear Lower, Tubular, Black Powdercoated, Steel, Pair

Part Number: UPI-4038-B

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Jun 15, 2026 if ordered today

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Estimated Ship Date: Jun 15, 2026 if ordered today

UMI Performance Stage 5 Handling Kits ABF809-2-R

1968-1972 GM A-Body Handling Kit, Stage 5, 450lb Front, 2" rear lowering-Red

Part Number: UPI-ABF809-2-R

Not Yet Reviewed

Estimated Ship Date: Jun 17, 2026 if ordered today

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Estimated Ship Date: Jun 17, 2026 if ordered today

UMI Performance Stage 3 Handling Kits ABF805-2-R

1968-1972 GM A-Body Handling Package, 2" Lowering- Stage 3-Red

Part Number: UPI-ABF805-2-R

Not Yet Reviewed

Estimated Ship Date: Jun 17, 2026 if ordered today

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Estimated Ship Date: Jun 17, 2026 if ordered today

UMI Performance Stage 2.5 Handling Kits ABF804-3-R

GM A-Body Handling Package, GM A-Body Handling Package

Part Number: UPI-ABF804-3-R

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

UMI Performance Corner Max Kits 406403-B

A-body Corner Max Kit- Race

Part Number: UPI-406403-B

Not Yet Reviewed

Estimated Ship Date: Jun 17, 2026 if ordered today

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Estimated Ship Date: Jun 17, 2026 if ordered today

UMI Performance Corner Max Kits 406402-R

Suspension Package, Lowering, Coil Over, Shock/Struts, Sway Bars, Control Arms, Red, Buick, Chevrolet, Oldsmobile, Pontiac, Kit

Part Number: UPI-406402-R

Not Yet Reviewed

Estimated Ship Date: Jun 17, 2026 if ordered today

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Estimated Ship Date: Jun 17, 2026 if ordered today

UMI Performance Stage 3 Handling Kits ABF805-1-R

1968-1972 GM A-Body Handling Package, 1" Lowering- Stage 3-Red

Part Number: UPI-ABF805-1-R

Not Yet Reviewed

Estimated Ship Date: Jun 17, 2026 if ordered today

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Estimated Ship Date: Jun 17, 2026 if ordered today

UMI Performance Stage 1 Handling Kits ABF801-0-R

Handling Kit, Factory Height, Stage 1- Red

Part Number: UPI-ABF801-0-R

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 17, 2026 if ordered today

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Estimated Ship Date: Jun 17, 2026 if ordered today

UMI Performance Stage 4 Handling Kits ABF808-1-B

Suspension Handling Package, Stage 4, Black Powdercoated, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: UPI-ABF808-1-B

Not Yet Reviewed

Estimated Ship Date: Jun 17, 2026 if ordered today

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Estimated Ship Date: Jun 17, 2026 if ordered today

UMI Performance Stage 1.5 Handling Kits ABF815-1-R

Suspension Handling Package, Stage 1.5, Red Powdercoated, 1-2 in. Drop, Buick, Chevrolet, Oldsmobile, Pontiac, Kit

Part Number: UPI-ABF815-1-R

Not Yet Reviewed

Estimated Ship Date: Jun 17, 2026 if ordered today

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Estimated Ship Date: Jun 17, 2026 if ordered today

UMI Performance Stage 4 Handling Kits ABF807-1-B

Suspension Package, Stage 4 Handling, Coil Springs, Shocks/Struts, Sway Bars, Buick, Chevy, Olds, Pontiac, Kit

Part Number: UPI-ABF807-1-B

Not Yet Reviewed

Estimated Ship Date: Jun 17, 2026 if ordered today

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Estimated Ship Date: Jun 17, 2026 if ordered today

UMI Performance Stage 5 Handling Kits ABF810-2-R

1968-1972 GM A-Body Handling Kit, Stage 5, 550lb Front, 2" rear lowering-Red

Part Number: UPI-ABF810-2-R

Not Yet Reviewed

Estimated Ship Date: Jun 17, 2026 if ordered today

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Estimated Ship Date: Jun 17, 2026 if ordered today

UMI Performance 1964-72 GM A-Body Rear Lift Bars 4022-R

Traction Bars, Bolt-In, Steel, Red Powdercoated, Buick, Chevy, Oldsmobile, Pontiac, Pair

Part Number: UPI-4022-R

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 12, 2026 if ordered today

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Estimated Ship Date: Jun 12, 2026 if ordered today

UMI Performance Rear Adjustable Lower Control Arms 4014-R

Control Arms, Tubular, Rear, Lower, Steel, Red Powdercoated, Chevy, Buick, Oldsmobile, Pontiac, Pair

Part Number: UPI-4014-R

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 29, 2026 if ordered today

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Estimated Ship Date: Jun 29, 2026 if ordered today

UMI Performance Bolt-In Viking Front Coilover Kits A224-550S

Coilover Kit, Viking, Front, Double Adjustable, 550 lbs. Spring Rate, 0.0 to 3.0 in. Lowering, A Body, Chevy, Buick, Oldsmobile, Pontiac, Kit

Part Number: UPI-A224-550S

Not Yet Reviewed

Estimated Ship Date: Jul 1, 2026 if ordered today

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Estimated Ship Date: Jul 1, 2026 if ordered today

UMI Performance Rear Adjustable Upper Control Arms 402500-R

Control Arms, Tubular, Rear, Upper, Steel, Red, Buick, Chevy, Oldsmobile, Pontiac, Pair

Part Number: UPI-402500-R

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

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Estimated Ship Date: Jun 4, 2026 if ordered today

UMI Performance Front Sway Bars 4080-1-B

Sway Bars, Front, Steel, Black Powdercoated, 1.250 in. Diameter, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Kit

Part Number: UPI-4080-1-B

Not Yet Reviewed

Estimated Ship Date: Jun 4, 2026 if ordered today

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Estimated Ship Date: Jun 4, 2026 if ordered today

UMI Performance Stage 1.5 Handling Kits ABF815-2-R

GM A-Body Handling Package, GM A-Body Handling Package

Part Number: UPI-ABF815-2-R

Not Yet Reviewed

Estimated Ship Date: Jun 10, 2026 if ordered today

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Estimated Ship Date: Jun 10, 2026 if ordered today

UMI Performance Corner Max Kits 406503-B

A-body Corner Max Kit- Race

Part Number: UPI-406503-B

Not Yet Reviewed

Estimated Ship Date: Jun 17, 2026 if ordered today

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Estimated Ship Date: Jun 17, 2026 if ordered today

UMI Performance Stage 3.5 Handling Kits ABF806-2-R

1968-1972 GM A-Body Handling Package, 2" Lowering- Stage 3.5-Red

Part Number: UPI-ABF806-2-R

Not Yet Reviewed

Estimated Ship Date: Jun 17, 2026 if ordered today

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Estimated Ship Date: Jun 17, 2026 if ordered today

UMI Performance Stage 3 Handling Kits ABF805-1-B

1968-1972 GM A-Body Handling Package, 1" Lowering- Stage 3-Black

Part Number: UPI-ABF805-1-B

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 17, 2026 if ordered today

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Estimated Ship Date: Jun 17, 2026 if ordered today

UMI Performance Stage 1.5 Handling Kits ABF815-1-B

Handling Package

Part Number: UPI-ABF815-1-B

Not Yet Reviewed

Estimated Ship Date: Jun 17, 2026 if ordered today

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Estimated Ship Date: Jun 17, 2026 if ordered today

UMI Performance Stage 4 Handling Kits ABF807-1-R

Suspension Package, Stage 4 Handling, Coil Springs, Shocks/Struts, Sway Bars, Buick, Chevy, Olds, Pontiac, Kit

Part Number: UPI-ABF807-1-R

Not Yet Reviewed

Estimated Ship Date: Jun 17, 2026 if ordered today

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Estimated Ship Date: Jun 17, 2026 if ordered today

BUICK GS UMI Performance Parts and Accessories