Originally Posted by
rambo84
do both ecu's need to be chipped on a rs turbo or is it just the boost ecu that needs to be chipped?
i just had my timing "silver" ecu chipped on mine, and thats all i had heard of until recently, but a mate on here, 155lee, has had both of his chipped, not sure if this is necesary as the fuel ecu will work with more boost, mine did.