Hi All, need some opinions for a Quad exhaust for a 320i E92, constraint is (other than it being for a 320i), i dont want it to be loud since most of the time ill be cruising on the highways, anyone have any idea/experience whats the best option, trully a noob Also i live in JB (travel to singapore daily), anywhere to get the parts (need a nice rear bumper to go for the exhaust) and where to do ?Thanks !