


***In Stock & Ready to Ship!***
Enhance the look of your Audi with the CAP Carbon Fiber Diffuser. Made with high quality carbon fiber, this diffuser will enhance the sporty look of your Audi will still remaining elegant.
Please choose the correct model of your vehicle when placing your order, as the B9 Audi A4 non S-Line has different fitment compared to the B9 Audi A4 S-Line & S4.
Brake Light Wiring:
Red is the live wire.
Black is the ground wire.
Yellow is the brake light wire.
Professional install of this carbon diffuser by someone who has aftermarket product experience is required. Rear bumper must be removed to install this carbon fiber diffuser properly.
Vehicle Fitment:
MAKE | YEAR | MODEL |
AUDI | B9 - 2017-2019 | A4 non S-Line |
AUDI | B9 - 2017-2019 | A4 S-Line |
AUDI
|
B9 - 2018-2019
|
S4 |