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Old 06-23-2011, 07:12 PM
riviera1969 riviera1969 is offline
Location: Sacramento California
Join Date: Jul 2010
Posts: 177
Mein Auto: 2008 BMW 335I STICK SHIFT
to make a bmw faster

Is it better to have straight pipe all the way from the cat to the back with no muffler? Will I get better performance?
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