Reply To: Akrapovic exhaust Svartpilen 401/Vitpilen 401 July 1, 2018 at 7:20 pm #1049 MaclovenParticipant Michael, would love details on the pipe and ecu used. And was it a cat delete? My Grom had no cat and I stunk like gas after riding it. Don’t want same issue with svartpilen but would love a bit more sound.