



Steeda S550 Mustang IRS Subframe Bushing Support System
Steeda's S550 Mustang IRS Subframe Bushing Support System for your 2015+ Mustang GT and EcoBoost are made from CNC machined, 6061 aluminium. They lock the rear subframe in place removing all the "Slop" from the system giving enhanced confidence & handling feel, with no increase in NVH. Certified for European use.

These Steeda S550 Mustang IRS Subframe Bushing Support System for your 2015 Mustang GT & EcoBoost gives the rear end a much more solid feel with no increase in NVH at all. The Steeda IRS Sub frame bushings eliminate rear sub frame movement notorious in the 2015 Mustang. A stiffened sub frame allows the car to increase traction to the rear wheels and is the first step towards eliminating wheel hop.
The Steeda S550 Mustang IRS Sub frame Bushing Support System for your 2015 Mustang GT, EcoBoost, and V6 are easy to install, with basic hand tools. The Steeda IRS bushing kit also does not require any permanent modifications to the car.
Product Benefits
The Steeda S550 Mustang IRS Sub frame Bushing Support System for your 2015 Mustang GT, EcoBoost, and V6 are easy to install, with basic hand tools. The Steeda IRS bushing kit also does not require any permanent modifications to the car.
Product Benefits
- Increases traction
- No increase in NVH
- Easy to install
- No permanent modifications
- Lifetime warranty
- Normally in stock
PATENT PENDING
We recommend purchasing along with our IRS Alignment Bushes as our IRS BASE PACK (select from drop down above)
Fitment:
S550 Mustang, V8 and Ecoboost, Manual & Automatic, including Convertible
NOTE: DOES NOT FIT MACH ONE / GT350
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Steeda S550 Mustang IRS Subframe Bushing Support System
Sale price
From €199,00