Quote:
Originally Posted by krhodes1
I would expect minimal actual power gains. But don't discount how much faster a louder car can feel, even if by the numbers it isn't any faster. I doubt that the Performance Exhaust and Intake combo adds more than 5hp to my N52, but the car sure feels faster because you can actually hear it. Stock it was whisper quiet and somewhat uninvolving. Not really a problem with an M235i... 
R&T had an interesting editorial about the effect of sound and such on the "butt dyno" a few months back. |
Yeah that makes sense, i guess for now ill just go with an intake, possibly exhaust and lowering springs, than when warranty expires ill try some more stuff out