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      02-15-2013, 02:52 PM   #311
OM VT3
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Drives: 2011 e92 zcp m3
Join Date: Aug 2010
Location: Somewhere

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Quote:
Originally Posted by Dellort_M3 View Post
Louder than what?
Evolve + GT4 mids valves closed will be louder than normal GT4 Akra?
Yes iv got the gt4 with the slip on