Akrapovic Evolution Exhaust +Akrapovic Downpipe on BMW M4

[@harryaustin9223]

Sounds so fucking good

[@mickyss7766]

Sounds really good! Is it just the exhaust and tune and that's it ?

[@HalfguardBerimbolos]

What did you do to clear the CEL after installation of the Akrapovic downpipes? Also, was there any tune installed to realise the 40+hp bump? JB4 or something else? Thanks

[@hakanozturk1427]

+40 hp really ??

[@FutureGameLight]

could be possible