robocrab

that I usually have, but changed it to a normal. ( forge )

thanks, no codes stored.

i have a obs2 diagnostic tool, but i don´t work on my car??? is it only obd1??? what i´m meen it´s not overboosting only stock 0,9 bar i the future i´m look at this exhaust: http://www.ebay.co.uk/itm/SC31a-Cobra-Subaru-Impreza-WRX-STI-93-00-Track-Turbo-Back-Exhaust-Sports-Cat-/282285580767?hash=item41b98821df:g:HcMAAOSwlV9WRH8k

pfr7b ngk spark plugs, and it´s not tunede. only 3" downpipe with no cat. and the backbox (prodrive )

hallo anny idea aboyt the knock, I change fuel filter, sparkplugs.