Kartboy Diff Wedgelock Kit Subaru WRX / STI 2015-2021 | KB-003-Wedge Vehicle Make_Volkswagen Programmable boost cut based on

Programmable boost cut based on AFR safety thresholds

will not fit the touring package brembo brakes

When it comes to wiring the Hella Horns that are mounted to your beautiful GrimmSpeed BroTie

Bore seal pressure drastically improved

Auto Meter pods are installed over your current factory a-pillar and are held into place by a few plastic pins inserted into hole you drill in the stock a-pillar

Kartboy Diff Wedgelock Kit Subaru WRX / STI 2015-2021 | KB-003-Wedge Vehicle Make_Volkswagen Programmable boost cut based onFitment Information: 2015 2021 Subaru WRX 2015 2021 Subaru STI Features: The Kartboy Wedgelock Kit consists of two rear diff bushings with CNC machined aluminum inserts that "wedge lock" the rear differential. Along with four inserts for the rear subframe. All in Stealth Black. Easy install with hand tools.