gst-turbo
Proven Member
- 677
- 59
- Nov 7, 2012
-
Petaluma,
California
I have a greddy type rs blow off valve and I have seen some people when they press on the gas it makes the pppsshhh sound on neutral how dose his happen and I want to be able to make this some on my car. I have a 14b turbo set to 15psi and I have search on much form and cant find the answer on how to make this sound.