Subaru WRX Forum banner
nys
1-1 of 1 Results
  1. Engine Modifications
    Hey all, Im back and with more questions lol. Please dont flame me as i have searched for this and couldnt find anything. Moving from that, I know the WRX has 3 cats and the STi has 2 cats. One by the dp and one by the Midpipe. So my question is how many cats do i need in NY. Similarly i have a...
1-1 of 1 Results
Top