Originally Posted by
BM08
Maybe he put an aftermarket box on it? and of course it will sound wrong/raspy if your used to hearing your bigger engined cars
They sound louder than a 4 cylinder version of the same engine, its an effect caused by the 3 cylinders for some reason, just sounds different.
Hard to explain, but I doubt it has been changed at all, they just dont sound how you would expect them to.