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      08-02-2013, 12:18 PM   #3
davidwarren
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Drives: '01 325i '06 325i '10 335i
Join Date: Dec 2011
Location: Louisville, ky

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this is probably a stupid question, but how does the PPK alone generate exhaust overrun (burble)?
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2010 335i e90 Le Mans Blue/Chestnut Brown | M-Sport | 6MT | VRSF 7in FMIC | VRSF DP | ER CP | DCI | Cobb | ECS M3 Control Arm Package |BoostAddict Diff Brace | Whiteline RSB