Hi i'm looking at increasing the performace on my A3 130bhp TDi. I's the best option a chip upgrade?, if so what's a good company to use or is there other ways of improving bhp??. What cost's are invovled. I've heard of the Derv Doctor has anyone used this company if so what's your opinion on them. Cheers all for your help. /ubbthreads/images/graemlins/beerchug.gif /ubbthreads/images/graemlins/beerchug.gif /ubbthreads/images/graemlins/devil.gif
