Originally Posted by Balboa
Actually, my roommate bought the gasoline...I paid nothing
CEL is for the O2 sensor, I've been lazy and haven't gotten a fix for it yet.
You guys say 100 octane will make the car slower? It sure as hell made my father's WRX faster...
could be because your o2 is all messed up and alo because you reset your ecu. you should never reset it. make a few hard runs with the 100 octane and you should notice a difference.
wait, you dont have any EM?