The Remus axle-back exhaust for the 2014 BMW M3 F80 sedan (S55 3.0L) is a vehicle-specific rear assembly designed to replace the factory axle-back section. Specified for the F80 M3 and noted as a Race variant, this unit requires separately purchased tailpipes when indicated and is tailored to fit the S55 3.0L layout while matching the sedan's exhaust geometry.
Remus 2014 BMW M3 F80 Sedan 3.0L 317 Kw (S55B30) Axle Back Exhaust (Tail Pipes Req)