KB Style Carbon Fiber Rear Diffuser for Audi A5 / S5 B9 Pre-LCI (2017-2019) f30 Fitment: BMW 1 Series F20/F21

Fitment: BMW 1 Series F20/F21 LCI M Sport 2015–2019

Fitment: Mercedes Benz W211 E55 AMG Sedan 2003–2006

Fitment: BMW F80 M3 F82 M4 F10 M5 F12 M6 (2014-2018)

G82/G83 M4 (2021-present)

KB Style Carbon Fiber Rear Diffuser for Audi A5 / S5 B9 Pre-LCI (2017-2019) f30 Fitment: BMW 1 Series F20/F21Upgrade the rear end of your Audi A5 S5 B9 Pre LCI 2017 2019 20172019 with this carbon fiber rear diffuser replacement. Designed for 20172019 models, it replaces the rear bumper diffuser area for a cleaner, sportier and more aggressive rear end look while keeping an OEM inspired exterior style. Fitment: Audi A5 S5 B9 Pre LCI 2017 2019 20172019 Product Type: Rear diffuser rear bumper diffuser replacement Install Position: Rear bumper lower rear