New Product Release – Mitsubishi Evo 8/9 Catback Exhaust System with Varex Muffler
#32
http://www.youtube.com/Dynotechtuning
On a 6262 running 35psi on pump, it wouldn't exceed 12psi with it closed. The backpressure is absurd so its not recommended to flow too much air with it closed. You'll know you forgot to open it because it sounds like compressor surge (fluttering air sound).
-Jamie
Last edited by Dynotech Tuning; Mar 8, 2012 at 10:48 AM.