Thread: Custom exhaust!
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      12-16-2012, 04:10 PM   #12
tiltmode43
I plead the 5th.
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Drives: JB E84 xDrive28i & IB E85 Z4M
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Quote:
Originally Posted by Jamesons Viggen View Post
I had a nearly 20ft lb gain on the dyno. No loss anywhere.
A little off topic but damn, 20ft-lb at the wheels from just catback? I thought the OE piping wasn't too restrictive but damn, that's impressive! This much gain without tune?
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