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      03-24-2013, 12:38 PM   #66
Venom
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Drives: M2 Competition
Join Date: May 2011
Location: East Bay, CA

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2008 BMW 135i  [8.50]
Quote:
Originally Posted by Blue55 View Post
I agree with Harold. I run GIAC stage 2 on my 1M and I've driven several tuned 135s with N54 and N55. None them feel as instantly responsive or put down nearly the same torque (as measured by my butt) as my 1M. I've dynoed my car and on a Mustang and I track it regularly. It's an excellent tune and I've never gone into 'limp mode' at the track unlike some of the piggyback guys I've met who are scratching their heads in the pits. Excellent post-sales support from them as well.
How much of the difference is due to better tires, track width, LSD, clutch feel, and suspension bits?
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