Bimmerfest - BMW Forums - View Single Post - Butterfly Valve wide open
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Old 10-04-2012, 02:10 PM
daytrader daytrader is offline
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Location: VA
Join Date: Sep 2009
Posts: 1,188
Mein Auto: 2010 E92 335i
Originally Posted by CALWATERBOY View Post
Won't know 'til it's tried - 30 sec to conclusion.

In your experience with this mod, any truth to the web populated old wives tale that this open butterfly mod effects low end torque in a negative way? I have searched but have not seen anything that proves or even disproves this affect.
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