View Single Post
      01-29-2013, 04:36 PM   #55
Jeff@TopGearSolutions
BimmerPost Supporting Vendor
Jeff@TopGearSolutions's Avatar
United_States
244
Rep
18,351
Posts


 
Drives: C6 Z06, GSXR-750, 09 335i
Join Date: Dec 2008
Location: TopGearSolutions.com

iTrader: (32)

Send a message via AIM to Jeff@TopGearSolutions
Quote:
Originally Posted by rays 335i View Post
not to hijack but could someone point me to a dyno comparison of stock vs. aftermarket dps?i have read more /better turbo spooling ,quicker response, and the hp gains are comparable to a good e85 mix. don't get me wrong these are all good improvements but would like to see independent dyno .before and after.
There's really no point in getting downpipes on a stock vehicle. You will find nearly 60WHP just getting a tune and keeping everything else stock.

Downpipes mated with a tune can yield about 20WHP on top of the gains from the tune. (maybe even a little more).