Help! Cant stop modding. Just installed AFE filter.
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12-25-2008, 09:31 PM
Drives: 08 M3 coupe
Join Date: Aug 2008
Originally Posted by
Do you really feel a difference?I did it on a couple of porches and I wasn't quite convinced
No there is no difference it just noise and "maybe" a bit better gas mileage on the HWY if that applies to you..
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