Sports Car International has an article on MTM's phase 3 conversion of the turbo, twenty valve A4. They say that it kicks the M3 right out the door. It has 286 HP and some 220+ ft-# of torque. They also do some stuff for suspension and so forth. Prices were not listed, but I was drooling %-} paul timmerman socal qcusa pasadena ca 82 Ur-Q 84 Coupe GT