APR Performance Carbon Fiber Rear Diffuser (AB-921020) 2523 Whether you are looking to

Whether you are looking to improve the performance of your stock RS6

Suitable for raised vehicles to reset axle location and wheel alignment rectification

Featuring AWE's proprietary 180 Technology

Post-catalyst downpipes and precision-engineered x-pipe included in all editions

APR Performance Carbon Fiber Rear Diffuser (AB-921020) 2523 Whether you are looking toDiffusers 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