FS: 04 WRX w/ JDM STI swap *Motivated seller*
#152
What if he were to run on CA 91 with less amount of boost, say, 20psi?
#154
#160
Registered User
iTrader: (12)
Join Date: Dec 2007
Location: San Francisco
Posts: 2,898
Car Info: 2015 Camaro 2SS/RS 1LE
not sure what u mean by safe, CA91 is garbage. if you try and squeeze every ounce out of it and then u get a bad batch of 91 your done. my sti is great i would daily it if the pump was closer to my house.