Originally posted by Sportmode
imagine blowing through a straw (your mouth is the turbo here) if you cover the end of the straw (closing the TB plate) you have a bunch of air with no where to go. A blow off valve opens up when the tb plate closes to release the air. Oh and btw im pretty sure that anything with an external wastegate is not street legal, not that anyone really cares anyway.
not street legal for CALI.
there are 49 other states that arent emissions nazis.