Kartboy Rear Diff Outrigger Bushings - Hard Subaru WRX / STI 2002-2007 | KB-003-Diff-H discontinued-with-inventory you'll be driving safely for

you'll be driving safely for the life of the car

You'll be amazed at how bubblegum soft they are

* (1 unit) Ni-Resist Garrett turbine housing

Fast Motorsports 4-ply silicone construction has the right compliance to bridge the chassis mounted airbox to the violent motion of a boxer engine being driven in anger

This I Beam rod is rated in excess of 200HP per cylinder

Kartboy Rear Diff Outrigger Bushings - Hard Subaru WRX / STI 2002-2007 | KB-003-Diff-H discontinued-with-inventory you'll be driving safely forPart #: KB 003 Diff H The Kartboy Rear Differential Outrigger Bushings for the 02 07 WRX & STi will eliminate alot of excess play associated with the soft stock rear differential bushings under hard acceleration and on off throttle loads. Most (if not all) of the infamous subaru "clunk" will also be removed after installation of these kartboy bushings. Constructed of durable urethane and made in the USA.