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      10-23-2012, 09:46 PM   #60
tunedone
Auto Enthusiast
 
Drives: 2011 1M AW
Join Date: Feb 2011
Location: USA, Southern California

Posts: 38
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Quote:
Originally Posted by bdaddylo View Post
Never heard of this internal valve and none of the pics I've seen of the internals show such a thing. I have to call BS on this one. Most exhaust valves operate on vacuum and not pressure.
I was told this information from Dinan's internal reps. It was either Scott or Chris which are the two reps for West Coast and East Coast.
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