The Akrapovi? Evolution and Slip-On line exhaust systems can be further enhanced with an optional hand-crafted carbon-fiber rear diffuser for  2014 - 2019 BMW M3 / M4 (F80, F82, F83). Developed by Akrapovic’s Design Department, this stunning diffuser, crafted from materials developed through Akrapovic’s racing involvement, is designed to perfectly fit the lines of the unique tailpipes of the Slip-On or Evolution systems, as well as complement the sleek and sporty shape of the BMW.

When mounting Akrapovic rear carbon fiber diffuser BMW comfort access system will not work.