bro, i have the same seats, but it is in red(dont like red), was wondering if u wanna exchange the seat cover(black right) with mine. if ur intersted ,pm me then i will send you the pics. tq
when the is -vacuum it will suck the diaframe to lower down the pressure, full throttle when 0 vacuum most of the stock regulator will rise to 41psi.
how about boost?
will the air pressure push the diaframe down and...