1978 UMI Performance - Free Shipping on Orders Over $109 at Summit Racing

UMI Performance Transmission Crossmembers 3108-R

Transmission Crossmember

Part Number: UPI-3108-R

Not Yet Reviewed

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UMI Performance Roto-Joint Rear-End Housing Bushings 2999

UMI Performance Roto-Joint Rear-End Housing Bushings 2999

Bushings, Replacement, Differential Position, Billet Aluminum/Steel, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: UPI-2999

5.0 out of 5 stars ( 8 )

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UMI Performance Front Sway Bars 4067-B

Sway Bars, Front, Solid, Steel, Black Powdercoated, 1.313 in. Diameter, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Kit

Part Number: UPI-4067-B

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UMI Performance Rear-End Housing Replacement Bushings 3000-B

Differential Housing Mount Bushings, Black, Polyurethane, GM, Pair

Part Number: UPI-3000-B

4.87 out of 5 stars ( 30 )

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UMI Performance Front Sway Bars 3035-R

Sway Bar, Red, Steel, Front, 1.25 in. Diameter, GM, G-Body, Each

Part Number: UPI-3035-R

4.5 out of 5 stars ( 8 )

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UMI Performance Rear Non-Adjustable Upper and Lower Control Arm Kits 301516-R

A-Arms, Rear Upper/Lower, Tubular, Black Powdercoated, Steel, Kit

Part Number: UPI-301516-R

5.0 out of 5 stars ( 8 )

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UMI Performance Bolt-In Viking Rear Coilover Kits 3065-150

Coilover Kit, 1978-88 GM G-Body, Rear, Bolt-In, Control Arm Relocation, Viking Double Adjustable Shocks, 150 lbs. Springs, Street, Kit

Part Number: UPI-3065-150

3.67 out of 5 stars ( 3 )

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UMI Performance Solid Rear Sway Bars 3034-R

Sway Bars, Rear, Steel, Red Powdercoated, 1 in. Diameter, Buick, Chevy, Oldsmodile, Pontiac, Kit

Part Number: UPI-3034-R

4.8 out of 5 stars ( 10 )

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UMI Performance Front Sway Bars 6440-R

Sway Bars, Front, Steel, Red Powdercoated, Hollow, 1.375 in. Diameter, Chevrolet, GMC, Kit

Part Number: UPI-6440-R

5.0 out of 5 stars ( 1 )

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UMI Performance Solid Rear Sway Bars 3034-B

Sway Bars, Rear, Steel, Black Powdercoated, 1 in. Diameter, Buick, Chevy, Oldsmodile, Pontiac, Kit

Part Number: UPI-3034-B

4.79 out of 5 stars ( 14 )

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UMI Performance Rear Axle Flip Kits 6410

Flip Kit, 6.0 in. Drop, Designed for 3 in. Axle Tubes, with Brackets, Plates, U-bolts, Stops, and Hardware, Steel, Black Powdercoated, Chevy, GMC, Kit

Part Number: UPI-6410

5.0 out of 5 stars ( 5 )

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UMI Performance Heavy-Duty Engine Mounts 90058

Engine Mounts, Heavy Duty, Block Mount, Bolt-In, Steel, Black Powdercoated, Chevy, Pontiac, Small Block, Kit

Part Number: UPI-90058

5.0 out of 5 stars ( 16 )

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UMI Performance Rear Double Adjustable Upper and Lower Control Arm Kits 302717-R

A-Arms, Rear Upper/Lower, Tubular, Red Powdercoated, Steel, Kit

Part Number: UPI-302717-R

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UMI Performance Rear Drag Sway Bars 3045-300-B

Sway Bar, Drag, Rear, Black Powdercoated, 1 3/8 in. Diameter, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: UPI-3045-300-B

5.0 out of 5 stars ( 1 )

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UMI Performance Rear Non-Adjustable Upper and Lower Control Arm Kits 361516-B

Control Arms, Rear Upper/Lower, Tubular/Boxed, Bushings, Black Powdercoated, Steel, Kit

Part Number: UPI-361516-B

5.0 out of 5 stars ( 1 )

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UMI Performance Coilover Bracket Kits 3054

Coilover Mounts, Rear, Steel, Black, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: UPI-3054

5.0 out of 5 stars ( 1 )

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UMI Performance Stage 2.5 Handling Kits for 1970-1981 CAMARO, FIREBIRD - FBF025-B

Suspension Kit, 1970-1981 GM F-Body Handling Kit, 2 in. Lowering, Coilover front, Stage 2.5

Part Number: UPI-FBF025-B

Not Yet Reviewed

Estimated Ship Date: May 29, 2026 if ordered today

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Estimated Ship Date: May 29, 2026 if ordered today

UMI Performance 1970-81 GM F-Body Aluminum Body Mount Kits for 1970-1981 CAMARO, FIREBIRD - 2664

Body Bushings, GM F-Body Aluminum Body Mount Kit, Black, Chevrolet, Pontiac, Kit

Part Number: UPI-2664

5.0 out of 5 stars ( 2 )

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UMI Performance Rear Double Adjustable Upper and Lower Control Arm Kits 302717-B

A-Arms, Rear Upper/Lower, Tubular, Bushings, Black Powdercoated, Steel, Kit

Part Number: UPI-302717-B

5.0 out of 5 stars ( 1 )

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UMI Performance Rear Adjustable Upper Control Arms 3037-B

Control Arms, Adjustable, Rear Upper, Steel, Black Powdercoated, GM G-Body, Pair

Part Number: UPI-3037-B

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UMI Performance Rear Double Adjustable Lower Control Arms 3043-B

Control Arms, Rear Lower, Adjustable, Tubular, Black Powdercoated, Steel, Kit

Part Number: UPI-3043-B

5.0 out of 5 stars ( 1 )

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UMI Performance Suspension Lowering Kits 6400-1

Lowering Kit, Spindles, Coils Springs, Flip Kit, Shocks, 4.5 in. Front, 6 in. Rear, Chevy, GMC, Kit

Part Number: UPI-6400-1

Not Yet Reviewed

Estimated Ship Date: Jun 5, 2026 if ordered today

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Estimated Ship Date: Jun 5, 2026 if ordered today

UMI Performance Lowering Springs 3050F

Lowering Springs, Front, Coil Type, Black Powdercoated, Chevy, Pontiac, Pair

Part Number: UPI-3050F

4.93 out of 5 stars ( 15 )

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UMI Performance Extended Length Lower/Adjustable Upper Control Arm Kits 362119-B

Control Arms, Rear Upper/Lower, Adjustable Upper, Extended Lower, Steel, Black, Polyurethane/Rod Ends, Chevy, Kit

Part Number: UPI-362119-B

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UMI Performance A/C Heater Delete Panels 3030-B

A/C Heater Delete Panel, Aluminum, Black Powdercoated, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Each

Part Number: UPI-3030-B

5.0 out of 5 stars ( 3 )

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1978 UMI Performance Parts and Accessories