Originally Posted by clarence
ACS have always offered tunes for petrol engines. It had a supercharger kit yrs ago for the M54, producing 300ps. They focused on diesels for the past 10yrs cos it's easier to make big gains with a forced-induction engine.
They have a piggy back for the N20 28i which produces 295ps & 420Nm.
But this is for a F30
They may not install it on my F10. I will ask BMWHK