This Steeda S550 Mustang IRS Subframe Bushing Support System for your 2015-21 Mustang GT, and EcoBoost are made from CNC machined, 6061 aluminum.

These Steeda S550 Mustang IRS Subframe Bushing Support System gives the rear end a much more solid feel with no increase in NVH at all. The Steeda IRS Subframe bushings eliminate rear subframe movement notorious. A stiffened subframe allows the car to increase traction to the rear wheels and is the first step towards eliminating wheel hop.

The Steeda S550 Mustang IRS Subframe Bushing Support System for your 2015-21 Mustang GT, Bullitt, Mach1, or EcoBoost are easy to install, with basic hand tools. The Steeda IRS bushing kit also does not require any permanent modifications to the car.

Australian delivered Mach1's have a different subframe to the American Mach 1's

Product Benefits:
- 10 piece kit
- Increases traction
- No increase in NVH
- Easy to install
- No permanent modifications
- Lifetime warranty

PATENT NO.: US D784,881 S