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      09-04-2011, 05:00 PM   #43
Mike@N54Tuning.com
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Drives: 2007 335i, 2015 M3
Join Date: Dec 2008
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Quote:
Originally Posted by Questforpower View Post
What we need to do is get 2 335i's that are tune only, one with an N54 and the other with an N55 and compare the difference in pulling power. We should get both with Juiceboxes and both with Procedes and do some technical comparisons.
The N55 135i w/ DCT is pretty competitive with an N54 steptronic. BMS has run 12.4s on it with just Stage1 on one. The N55 steptronic seems to run slower for some reason. Overall I think a tuned N55 DCT has a chance against a tuned N54 steptronic but I wouldn't bet on it.

Mike