Recent content by khuang91

when the factory exhaust system rotten away, i just upgrade to borla exhaust, and i love it so much

need help for borla catback exhaust installation installing borla catback exhaust 14659 today, i notice the o2 sensor hole on the down pipe was made for the upstream o2 sensor... but i know the downstream o2 sensor is the screw in kind, so is it ok to install the upstream o2 on it? can somebody...