asking on behalf of my friend, what's the market price for 2nd hand sard trigger boost controller? my fren planning to sell his boost controller but dunno how much.
Sifu's, I'm driving a Er34 GTT Auto, and i've just installed a HKS F-Con IS at N1, during dyno before they plug in the IS my car was at 138 on wheel and after plugging in the IS my car was ar 209 on wheel. ANd the...