Audi A4 B9 S-Line / S4 Sedan Carbon Fiber Boot Lid Spoiler 2017 - 2019 Engine Controllers A shallower and more lightweight

A shallower and more lightweight version of our Alcantara Race Wheel

Reducing the weight of rotating parts inside and outside of the engine frees up horsepower to send to the wheels

5" (W) x 20

Full LED functionality

Audi A4 B9 S-Line / S4 Sedan Carbon Fiber Boot Lid Spoiler 2017 - 2019 Engine Controllers A shallower and more lightweightAdd a refined aerodynamic detail to the roofline and boot lid of your Audi A4 B9 S Line or S4 Sedan with this genuine carbon fiber boot spoiler, produced using CNC machining and vacuum moulding with a high gloss epoxy surface finish. Designed specifically for the A4 B9 and S4 Sedan 4 door body, this single deck boot spoiler complements the factory body lines with a subtle yet purposeful visual upgrade that elevates the rear profile without an overly