1990 UMI Performance - Free Shipping on Orders Over $109 at Summit Racing

UMI Performance Rear-End Housing Replacement Bushings for 1979-2004 MUSTANG - 1008-R

UMI Performance Rear-End Housing Replacement Bushings for 1979-2004 MUSTANG - 1008-R

Differential Housing Mount Bushings, Rear-End Housing Replacement Bushings, Polyurethane, Red, Rear Differential Position, Ford, Pair

Part Number: UPI-1008-R

5.0 out of 5 stars ( 1 )

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UMI Performance Rear-End Housing Replacement Bushings 3600-B

Differential Housing Mount Bushings, 1978-96 B-Body, Black, Polyurethane, GM, Pair

Part Number: UPI-3600-B

3.5 out of 5 stars ( 2 )

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UMI Performance Front Non-Adjustable Upper A-Arms 3033-B

A-Arms, Front Upper, Tubular, Bushings, Black Powdercoated, Steel, GM, Pair

Part Number: UPI-3033-B

Not Yet Reviewed

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UMI Performance Control Arm Relocation Brackets for 1982-2002 CAMARO, FIREBIRD - 2010

Control Arm Relocation Brackets, Rear Lower, Natural, Weld-On, Kit

Part Number: UPI-2010

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UMI Performance Replacement Control Arm Bolts 3603

Control Arm Bolts, Rear Upper/Lower, Lock Nuts, Kit

Part Number: UPI-3603

5.0 out of 5 stars ( 2 )

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UMI Performance Tunnel Mounted Torque Arm Relocation Kits for 1982-1992 CAMARO, FIREBIRD - 2214AS-R

Transmission Crossmember, Tunnel Mounted, THM350, T-5, Red Powdercoated, Steel, Each

Part Number: UPI-2214AS-R

3.0 out of 5 stars ( 1 )

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UMI Performance 1978-96 GM B-Body Rear Coilover Kits 3623-2

Coilover Kit, Bolt-In, Viking Double Adjustable Shocks, 250 lbs. Springs, Rear, Chevy, Kit

Part Number: UPI-3623-2

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

UMI Performance Rear Adjustable Lower Control Arms for 1982-2002 CAMARO, FIREBIRD - 2039-B

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

Part Number: UPI-2039-B

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UMI Performance Weight Jack Systems for 1982-1992 CAMARO, FIREBIRD - 2065-1-B

Lowering Kit, Weight Jack System, Front, 850 lbs. Spring Rate, Black, Chevrolet, Pontiac, Kit

Part Number: UPI-2065-1-B

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

UMI Performance Weight Jack Systems for 1982-1992 CAMARO, FIREBIRD - 206575-3-B

Lowering Kit, Weight Jack System, Front 1,050 lbs. Spring Rate, Rear 200 lbs. Spring Rate, Black, Chevrolet, Pontiac, Kit

Part Number: UPI-206575-3-B

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

UMI Performance Single Adjustable Panhard Bars for 1982-2002 CAMARO, FIREBIRD - 2019-R

Panhard Bar, Steel, Adjustable, Red Powdercoated, Chevy, Pontiac, Each

Part Number: UPI-2019-R

4.8 out of 5 stars ( 5 )

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UMI Performance Control Arm Torque Box Reinforcements for 1979-1993 MUSTANG - 1001

Control Arm Reinforcements, Upper/Lower Rear, Steel, Natural, Ford, Kit

Part Number: UPI-1001

4.71 out of 5 stars ( 7 )

Estimated Ship Date: Apr 21, 2026 if ordered today

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Estimated Ship Date: Apr 21, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Summit Racing™ Torque Box Reinforcing Plates for 1979-1993 MUSTANG - SUM-SM9031

4.25 out of 5 stars ( 12 )

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UMI Performance Panhard Bar Lowering and Leveling Kits for 1982-2002 CAMARO, FIREBIRD - 2062-B

Panhard and Track Bar Brackets, Panhard Bar Lowering and Leveling Kits, Black Powdercoated Steel Brackets, Relocated Upper Bar, Chevy, Pontiac, Kit

Part Number: UPI-2062-B

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 21, 2026 if ordered today

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UMI Performance Coilover Kits A224-450R

UMI BOLT IN COIL OVER KIT

Part Number: UPI-A224-450R

Not Yet Reviewed

Estimated Ship Date: Apr 21, 2026 if ordered today

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UMI Performance Coilover Kits A225-350R

Viking Coil Over Kit, Front Double Adjustable, Bearing, '70-'81 GM F-Body, '78-'96 GM B-Body, 350lb Spring

Part Number: UPI-A225-350R

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

UMI Performance Coilover Kits A225-450R

Viking Coil Over Kit, Front Double Adjustable, Bearing, '70-'81 GM F-Body, '78-'96 GM B-Body, 450lb Spring

Part Number: UPI-A225-450R

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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UMI Performance Double Adjustable Panhard Bars for 1982-2002 CAMARO, FIREBIRD - 2038-B

Panhard Bar, Steel, Black Powdercoated, Chevy, Pontiac, Kit

Part Number: UPI-2038-B

Not Yet Reviewed

Estimated Ship Date: Apr 21, 2026 if ordered today

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Estimated Ship Date: Apr 21, 2026 if ordered today

UMI Performance Transmission Crossmembers for 1982-1992 CAMARO, FIREBIRD - 2221-B

Transmission Crossmember, Black Powdercoated, Steel, GM, 700R4/T-5, Each

Part Number: UPI-2221-B

Not Yet Reviewed

Estimated Ship Date: Apr 21, 2026 if ordered today

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Estimated Ship Date: Apr 21, 2026 if ordered today

UMI Performance Front Adjustable Upper A-Arms for 1982-2003 S10, 1982-1990 S15, 1991-2003 SONOMA - 3056-2-R

Control Arms, Tubular, Steel, Red, Front Upper, 1/2 in. Taller Ball Joints, Delrin Bushings, Chevrolet, GMC, Pair

Part Number: UPI-3056-2-R

4.0 out of 5 stars ( 1 )

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UMI Performance Front Non-Adjustable Lower A-Arms for 1982-1992 CAMARO, FIREBIRD - 2052-R

1982-1992 GM F-Body Front Lower A-arms, Coilover Only, Delrin, Red

Part Number: UPI-2052-R

Not Yet Reviewed

Estimated Ship Date: Apr 21, 2026 if ordered today

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Estimated Ship Date: Apr 21, 2026 if ordered today

UMI Performance Extended Length Lower/Adjustable Upper Control Arm Kits for 1978-1996 CAPRICE, 1994-1996 IMPALA - 362224-B

Control Arms, Rear Upper/Lower, Adjustable Upper, Extended Lower, Steel, Black, Polyurethane/Spherical Bearing Bushings, Chevy, Kit

Part Number: UPI-362224-B

Not Yet Reviewed

Estimated Ship Date: Apr 21, 2026 if ordered today

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Estimated Ship Date: Apr 21, 2026 if ordered today

UMI Performance Front Non-Adjustable Upper A-Arms 3033-1-R

Control Arms, Non-adjustable, Front Upper A-arms, Tubular, Steel, Red Powdercoated, Pair

Part Number: UPI-3033-1-R

Not Yet Reviewed

Estimated Ship Date: Apr 21, 2026 if ordered today

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Estimated Ship Date: Apr 21, 2026 if ordered today

UMI Performance Corner Max Kits 383001-B

Truck Corner Max Kit

Part Number: UPI-383001-B

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

UMI Performance Front Non-Adjustable Lower A-Arms for 1982-1992 CAMARO, FIREBIRD - 2051-B

Control Arm, Non-Adjustable, Steel, Black Powdercoated, Chevy, Pontiac, Front, Pair

Part Number: UPI-2051-B

Not Yet Reviewed

Estimated Ship Date: Apr 21, 2026 if ordered today

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Estimated Ship Date: Apr 21, 2026 if ordered today

UMI Performance Front Non-Adjustable Lower A-Arms for 1982-1992 CAMARO, FIREBIRD - 2051-R

Control Arms, Front, Lower, Tubular, Red Powdercoated, Steel, Coil-Over, Chevrolet, Pontiac, Pair

Part Number: UPI-2051-R

Not Yet Reviewed

Estimated Ship Date: Apr 21, 2026 if ordered today

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Estimated Ship Date: Apr 21, 2026 if ordered today

1990 UMI Performance Parts and Accessories