Benefits of the Dinan Free Flow Exhaust for the M240i.

+ Uses the factory brackets and hangers for a factory-like fitment.
+ Helmholtz chamber to reduce drone.
+ Enjoyably louder, sportier Sound
+ 100% 304 stainless steel construction
+ Twin 89mm (3.5") laser engraved ceramic black or polished exhaust tips
+ Factory computer controlled exhaust valve is eliminated.