love it, i installed it on the wifes 04 R53 easy install.
after 1 year she still comes home saying how much she loves the sound of "Betty"
Pump up the volume!
This part number is slightly louder than the Borla "Touring" version (part number 11914). Borla describes the sounds of this exhaust as the "S-type".
Features
2.5" piping
dual round 4" angle tips
rear section design