ok I got wrx impreza 04 with cobb install stage 2 tuning but will reflash at lwg next week for over boost problen
but my real trouble is that my front o2 sensor was done so I change it and now I get
p0546
p0420
I have up pipe and down pipe aftermarket and no cat
the first one I know there the resistor mod for it and I will go this after noon to get a resistor but the other one cant seem to find usefull info there some people that say it not bad some say omg dont drive it
but I cant stand the cell light on any advise my fellow subaru owner