UMI Performance 64-72 GM A-Body Factory Height Springs Front
$187.99
UMI4049F
Lowering Springs
Suspension
A spring is a spring right? Wrong! When UMI chose to manufacture our own line of springs we went all out. Designed in conjunction...
UMI Performance 64-72 GM A-Body Rear Coilover Kit Control Arm Relocation Bolt In
$276.99
UMI4057
Coilovers
Suspension
UMI’s bolt-in rear coilover kit allows full ride height, spring rate and damping adjustments, while trailing arm adjustment enables fine tuning of instant center....
UMI Performance 64-72 GM A-Body Solid Front and Rear Sway Bar Kit
$446.99
UMI403534-B
Suspension
Sway Bars
UMI Performance solid sway bars are designed to reduce body roll, understeer and increase cornering capabilities resulting in a more balanced suspension. The 1.250"...
UMI Performance 64-72 GM A-Body Solid Front and Rear Sway Bar Kit
$446.99
UMI403534-R
Suspension
Sway Bars
UMI Performance solid sway bars are designed to reduce body roll, understeer and increase cornering capabilities resulting in a more balanced suspension. The 1.250"...
UMI Performance 64-72 GM A-Body Tubular Lower Control Arms
$246.99
UMI4015-B
Control Arms
Suspension
Rear lower control arms are a must improvement for any General Motors A-Body vehicle. Our lower control arms our designed to replace your weak,...
UMI Performance 64-72 GM A-Body Tubular Lower Control Arms
$246.99
UMI4015-R
Control Arms
Suspension
Rear lower control arms are a must improvement for any General Motors A-Body vehicle. Our lower control arms our designed to replace your weak,...
UMI Performance 64-72 GM A-Body Tubular Upper & Lower Front A-Arm Kit - Black
$1,396.99
UMI403133-B
Control Arms
Suspension
Improve performance and make your classic A-Body feel like a modern day muscle car with a complete set of fabricated tubular a-arms from UMI...
UMI Performance 64-72 GM A-Body Upper & Lower A-Arm Mounting Hardware
$48.99
UMI4004
Engine Components
Hardware Kits - Other
Don't reuse old rusty bolts when installing aftermarket A-Arms when they can easily be replaced with new ones. Our kit includes new high grade...
UMI Performance 64-77 A-Body 70-81 F-Body GM Front Sway Bar 1-1/4in Solid
$284.99
UMI4035-R
Suspension
Sway Bars
UMI’s 1-¼" (32mm) solid front sway bar is the go-to bar for today’s modern handling muscle car. This bar reduces body roll and helps...
UMI Performance 64-77 GM A-Body Complete Rear Control Arm Bolt Upgrade Kit
$47.99
UMI4002
Engine Components
Hardware Kits - Other
Don't reuse your old rusty bolts when installing aftermarket control arms when you can replace them with new one. Our kit includes all new...
UMI Performance 64-77 GM A-Body Rear Control Arm Bolt Upgrade Kit
$36.99
UMI4001
Engine Components
Hardware Kits - Other
Don't reuse your old rusty bolts when installing aftermarket control arms when you can replace them with new ones. Our kit includes all new...
UMI Performance 65-70 Chevy B-Body Solid 1in Rear Sway Bar
$236.99
UMI3665-B
Suspension
Sway Bars
This beefy 1†solid rear sway bar is designed to reduce body roll, understeer and increase cornering capabilities resulting in a more balanced suspension....
UMI Performance 65-87 GM Polyurethane Rear End Housing Replacement Bushings
$66.99
UMI3000-B
Differential Bushings
Drivetrain
UMI’s high durometer polyurethane bushings replace the factory rubber rear end housing bushings. After many years of weather and abuse the factory rubber bushings...
UMI Performance 65-87 GM Polyurethane Rear End Housing Replacement Bushings
$66.99
UMI3000-R
Differential Bushings
Drivetrain
UMI’s high durometer polyurethane bushings replace the factory rubber rear end housing bushings. After many years of weather and abuse the factory rubber bushings...
UMI Performance 67-72 GM A-Body Factory Height Springs Rear
$206.99
UMI4049R
Lowering Springs
Suspension
A spring is a spring right? Wrong! When UMI chose to manufacture our own line of springs we went all out. Designed in conjunction...
UMI Performance 68-72 GM A-Body Adjustable Upper Control Arms- Poly Bushings
$266.99
UMI4025-R
Control Arms
Suspension
UMI’s adjustable rear upper control arms are a bulletproof addition to your street car. UMI’s upper control arms are suitable for street, strip or...
UMI Performance 68-72 GM A-Body Control Arm Reinforcements/Frame Braces
$176.99
UMI4028-B
Brackets
Fabrication
Trailing arm mount braces are designed to reinforce the upper and lower front control arm mounts on your classic A-Body. The more power your...
UMI Performance 68-72 GM A-Body LSX Motor Mounts
$206.99
UMI4008-B
Engine Components
Engine Mounts
UMI’s P/N 4008 allows the installation of LS power into your 1968-1972 GM A-Body. UMI’s LS mounts place the LS engine in the factory...
UMI Performance 68-72 GM A-Body LSX Motor Mounts
$206.99
UMI4008-R
Engine Components
Engine Mounts
UMI’s P/N 4008 allows the installation of LS power into your 1968-1972 GM A-Body. UMI’s LS mounts place the LS engine in the factory...
UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In
$176.99
UMI4058-B
Strut Bars
Suspension
This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4†tubing...
UMI Performance 68-72 GM A-Body Rear Shock Tower Brace Bolt In
$176.99
UMI4058-R
Strut Bars
Suspension
This 100% jig built, bolt-in brace ties the rear upper shock mounts together to share the load and stiffen the chassis. Strong 1-1/4†tubing...
UMI Performance 68-72 GM A-Body Tubular Non-Adjustable Upper Control Arms
$166.99
UMI4016-B
Control Arms
Suspension
Rear control arms are one of the most important suspension modifications that can be done to your GM vehicle. Stock control arms are on...
UMI Performance 68-72 GM A-Body Tubular Non-Adjustable Upper Control Arms
$166.99
UMI4016-R
Control Arms
Suspension
Rear control arms are one of the most important suspension modifications that can be done to your GM vehicle. Stock control arms are on...
UMI Performance 68-72 GM A-Body Tubular Upper & Lower Control Arms
$386.99
UMI401516-B
Control Arms
Suspension
Rear control arms are one of the most important suspension modifications that can be done to your GM vehicle. Stock control arms are on...
UMI Performance 70-81 GM F-Body Lowering Spring Front 2in Lowering
$186.99
UMI2647F
Lowering Springs
Suspension
UMI’s 2nd Gen F-Body lowering springs are wound from 5160 CrSi premium wire and feature a linear 600 lb/in rate. UMI’s front springs are...
UMI Performance 70-81 GM F-Body Rear Leaf Spring Set 2in Lowering
$491.99
UMI2620
Leaf Springs & Accessories
Suspension
UMI’s rear leaf spring is a high perfomance solution to lowering the rear of your 1970-1981 Camaro or Firebird. These springs feature high quality...
UMI Performance 70-81 Polyurethane Leaf Spring Shackle Kit
$126.99
UMI2625
Leaf Springs & Accessories
Suspension
UMI's polyurethane shackle kit works with UMI P/N 2620 rear leaf springs as well as other stock location leaf springs. The kit is a...
UMI Performance 73-87 GM C10 Flip Kit
$166.99
UMI6410
Engine Components
Hardware Kits - Other
The UMI Performance P/N 6410 flip kit lowers the rear of the 1973-1987 GM C10 truck six inches by relocating the axle above the...
UMI Performance 73-87 GM C10 Front Lowering Springs 2in drop
$166.99
UMI6452F
Lowering Springs
Suspension
UMI’s 2″ front lowering spring kit features high quality construction and a medium firm 900 lb/in spring rating. UMI springs are suitable for daily...
UMI Performance 78-02 GM Rear Control Arm Bolt Upgrade Kit
$33.99
UMI3001
Engine Components
Hardware Kits - Other
Don't reuse your old rusty bolts when installing aftermarket control arms when you can replace them with new ones. Our kit includes all new...
UMI Performance 78-88 G-Body Lowering Spring Kit 2in Lowering
$340.99
UMI3051
Lowering Springs
Suspension
A spring is a spring right? Wrong! When UMI chose to manufacture our own line of springs we went all out. Designed in conjunction...
UMI Performance 78-88 GM Complete Rear Control Arm Bolt Upgrade Kit
$43.99
UMI3002
Engine Components
Hardware Kits - Other
Don't reuse your old rusty bolts when installing aftermarket control arms when you can replace them with new one. Our kit includes all new...
UMI Performance 78-88 GM G-Body 1.250in Solid Chrome Moly Front Sway Bar
$283.99
UMI3035-B
Suspension
Sway Bars
UMI Performance 1.250" (32mm) solid front sway bar is designed to reduce body roll, understeer and increase cornering capabilities resulting in a more balanced...
UMI Performance 78-88 GM G-Body 1.250in Solid Chrome Moly Front Sway Bar
$283.99
UMI3035-R
Suspension
Sway Bars
UMI Performance 1.250" (32mm) solid front sway bar is designed to reduce body roll, understeer and increase cornering capabilities resulting in a more balanced...
UMI Performance 78-88 GM G-Body 1in Solid Rear Sway Bar
$186.99
UMI3034-B
Suspension
Sway Bars
Our beefy 1" solid rear sway bar is designed to reduce body roll, understeer and increase cornering capabilities resulting in a more balanced suspension....
UMI Performance 78-88 GM G-Body 1in Solid Rear Sway Bar
$186.99
UMI3034-R
Suspension
Sway Bars
Our beefy 1" solid rear sway bar is designed to reduce body roll, understeer and increase cornering capabilities resulting in a more balanced suspension....
