APR Performance - Ford Mustang S197 Rear Diffuser Replacement Hardware Pack 2005-2009 (AA-100071) rx7sbvc 5” with 285/30/20 profile tires

5” with 285/30/20 profile tires and rear wheel sizes of 20”x 12

814-T103 : T=1

Wide Range of AdjustmentEvery Formula GT3 Mirror include a left to right pivot arm at the mirror housing with an adjustable ball stub rod to allow a wide range of adjustment

Exhaust Type

Installation is as easy as replacing the factory ECU

APR Performance - Ford Mustang S197 Rear Diffuser Replacement Hardware Pack 2005-2009 (AA-100071) rx7sbvc 5” with 285/30/20 profile tiresDiffusers work in conjunction with other aerodynamic components of a car to help produce downforce. Because a car displaces air as it moves forward, the air molecules in the rear of the car get disrupted causing a vacuum of low pressure air. To help channel the high speed air flow coming from underneath the car, diffusers redirects the high speed air flow to transition smoothly transition into the low pressure vacuum in the rear. This encourages a