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M3 Ebay headers fit Z4M
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02-03-2008, 11:32 AM
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MMMazing07
More than you can afford pal....ferrari
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Drives: Z4M
Join Date: Aug 2007
Location: MD
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do you have an exhaust? if your stock how much louder is the car from the outside/inside? does the car stink from the back?? dyno should be similar to the m3s theyve seen 20-25 hps. get a sound clip up
Appreciate
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