Originally Posted by Superfly_M3
All that hp from filter and exhaust mod only???
Or is the updated sofrware has something to do with it.
Looking at the power curve, its a lot smoother and the torque hold flat a lot longer.
I don't think it had anything to do with the software because my stock was run 30 min or so before the tuned run. I am really enjoying the smoothness of the engine and the tq can definitely be felt after 3000 rpm in first gear