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CHEVROLET 5.3L/327 UMI Performance Parts and Accessories

Showing In Stock Items. Show All 65 Items.

Individual Parts

Part Groups

Results 1 - 25 of 52

UMI Performance Front Sway Bars 4035-B

UMI Performance Front Sway Bars 4035-B

Sway Bar, Front, Steel, Black Powdercoated, Solid, 32mm Diameter, Buick, Chevy, Oldsmobile, Pontiac, Each, Kit

Part Number: UPI-4035-B

4.89 out of 5 stars ( 44 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

UMI Performance Front and Rear Sway Bar Kits 403534-B

Sway Bars, Front/Rear, Steel, Black Powdercoated, Solid, 32mm, 25mm Dia., Buick, Chevy, Oldsmobile, Pontiac

Part Number: UPI-403534-B

4.39 out of 5 stars ( 18 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

UMI Performance Rear Non-Adjustable Upper and Lower Control Arm Kits 401516-B

Control Arms, Tubular, Rear, Upper/Lower, Steel, Black Powdercoated, Chevy, Buick, Oldsmobile, Pontiac, Kit

Part Number: UPI-401516-B

4.92 out of 5 stars ( 25 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

UMI Performance Front Sway Bars 4035-R

Sway Bar, Front, Steel, Red Powdercoated, Solid, 32mm Diameter, Buick, Chevy, Oldsmobile, Pontiac, Each, Kit

Part Number: UPI-4035-R

4.56 out of 5 stars ( 18 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

UMI Performance Front and Rear Sway Bar Kits 403534-R

Sway Bars, Front/Rear, Steel, Red Powdercoated, Solid, 32mm, 25mm Dia., Buick, Chevy, Oldsmobile, Pontiac

Part Number: UPI-403534-R

4.7 out of 5 stars ( 27 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

UMI Performance Rear Non-Adjustable Upper and Lower Control Arm Kits ABR401-B

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

Part Number: UPI-ABR401-B

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

UMI Performance Lowering Springs 4050

Lowering Springs, Front and Rear, 1 in. Lowering, Black Powdercoated, Buick, Chevy, Oldsmobile, Pontiac, Set

Part Number: UPI-4050

4.14 out of 5 stars ( 7 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

UMI Performance Stock Height Springs 4048

Stock Height Springs, Coil, Buick, Chevrolet, Oldsmobile, Pontiac, Front/Rear, Set of 4

Part Number: UPI-4048

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

UMI Performance Lowering Springs 4051

Lowering Springs, Front and Rear, Coil Type, Black Powdercoated, Buick, Chevy, GMC, Olds, Pontiac, Set of 4

Part Number: UPI-4051

4.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

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

Not Yet Reviewed

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

UMI Performance Rear Adjustable Upper and Non-Adjustable Lower Control Arm Kits 401526-B

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

Part Number: UPI-401526-B

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

UMI Performance Rear Non-Adjustable Lower Control Arms 4024-B

Control Arms, Rear Lower, Non-Adjustable, Boxed, Steel, Black, Buick, Chevy, GMC, Oldsmobile, Pontiac, Pair

Part Number: UPI-4024-B

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

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 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

UMI Performance Rear Non-Adjustable Upper and Lower Control Arm Kits 401516-R

Control Arms, Tubular, Rear, Upper/Lower, Steel, Red Powdercoated, Chevy, Buick, Oldsmobile, Pontiac, Kit

Part Number: UPI-401516-R

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

UMI Performance Rear Non-Adjustable Upper and Lower Control Arm Kits 401518-B

Control Arms, Tubular, Rear, Upper/Lower, Steel, Black Powdercoated, Chevy, Buick, Oldsmobile, Pontiac, Kit

Part Number: UPI-401518-B

4.8 out of 5 stars ( 10 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

UMI Performance Rear Double Adjustable Lower Control Arms 4043-B

Control Arms, Double Adjustable, Rear Lower, Steel, Black Powdercoated, Buick, Chevy, GMC, Oldsmobile, Pontiac

Part Number: UPI-4043-B

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

UMI Performance Rear Adjustable Upper and Non-Adjustable Lower Control Arm Kits 401525-B

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

Part Number: UPI-401525-B

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

UMI Performance Rear Adjustable Upper Control Arms 4037-B

Control Arms, Rear Upper, Adjustable, Tubular, Black Powdercoated, Steel, Pair

Part Number: UPI-4037-B

4.82 out of 5 stars ( 11 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

UMI Performance Lowering Springs 4053

Lowering Springs, Front and Rear, Coil Type, Black Powdercoated, Buick, Chevrolet, Oldsmobile, Pontiac, Set of 4

Part Number: UPI-4053

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

UMI Performance Front Sway Bars 3668-B

Sway Bar, Front, Fixed Type, 1.125 in. Diameter, Solid Steel, Black Powdercoated, with Hardware, Chevy, Kit

Part Number: UPI-3668-B

Not Yet Reviewed

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

UMI Performance Rear Adjustable Upper and Non-Adjustable Lower Control Arm Kits 401517-B

Control Arms, Tubular, Rear, Upper/Lower, Steel, Black Powdercoated, Chevy, Buick, Oldsmobile, Pontiac, Kit

Part Number: UPI-401517-B

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

UMI Performance Lowering Springs 4052

Lowering Springs, Front and Rear, 1 in. Lowering, Black Powdercoated, Buick, Chevy, Oldsmobile, Pontiac, Set

Part Number: UPI-4052

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

UMI Performance Rear Non-Adjustable Lower Control Arms 4042-B

Control Arms, Boxed, Rear Lower, Steel, Black Powdercoated, GM A-Body, Kit

Part Number: UPI-4042-B

Not Yet Reviewed

Estimated Ship Date: May 11, 2026 if ordered today

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Estimated Ship Date: May 11, 2026 if ordered today

UMI Performance Rear Double Adjustable Lower Control Arms 4027-B

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

Part Number: UPI-4027-B

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

UMI Performance Rear Adjustable Upper Control Arms 4037-R

Control Arms, Adjustable, Boxed, Rear Upper, Steel, Red Powdercoated, GM A-Body, Kit

Part Number: UPI-4037-R

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

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