This is a cool little modification i found on the English Z4 forum to give your engine a louder induction ROAR without the need to spend any cash or permiantly alter anything (works on most 3.0 BMW engines i think) Not sure if it already on the forum as iv just joined so sorry if it has !!
http://www.z4-forum.com/forum/viewto...p?f=30&t=15035
Also has some really good sound clips on youtube for this mod..
http://www.z4-forum.com/forum/viewto...p?f=30&t=15035
Also has some really good sound clips on youtube for this mod..
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