Extreme Dimensions Carbon Creations Empire Rear Diffuser 15-21 WRX STI YMM_2019_AUDI_S5 Ride Height Range: Maintains factory

Ride Height Range: Maintains factory height and handling

or Nameless components

These premium floor liners provide superior defense against dirt

Performance Testing

Extreme Dimensions Carbon Creations Empire Rear Diffuser 15-21 WRX STI YMM_2019_AUDI_S5 Ride Height Range: Maintains factoryExtreme Dimensions Carbon Creations Empire Rear Diffuser 15 21 Subaru WRX STI Gloss Carbon Fiber Gloss Carbon Fiber Finish Rear Diffuser Overview The Extreme Dimensions Carbon Creations Empire Rear Diffuser is a precision engineered aerodynamic upgrade designed specifically for the 2015 2021 Subaru WRX STI. Crafted from high quality 2x2 twill weave carbon fiber, this one piece diffuser enhances the rear end aerodynamics by managing airflow more