Perrin Pitch Stop Mount Brace WRX / STI (2015-2018) Hyundai Each application is road tested

Each application is road tested in North America for the proper balance between performance and comfort

such as eliminating turbo-damaging compressor surges

6L 4-Motion (2009+)

Add horsepower

the factory ECU is comparing the readings from a pair of oxygen sensors to measure the effectiveness of the cat

Perrin Pitch Stop Mount Brace WRX / STI (2015-2018) Hyundai Each application is road testedThe PERRIN Pitch Stop Brace for the 2015+ Subaru WRX & STI does exactly what its name implies, it reinforces the brackets that connect the pitch stop to the car. Even under normal driving conditions, the brackets flex (see the animated graphic below for an illustration of this). The PERRIN Pitch Stop Brace acts as a means of helping to prevent damage and possible failure to your pitch stop brackets. Clutch Line Replacement Included in the PERRIN Pitch