Originally Posted by Questforpower
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.
Since I have no other supporting mods other than a tune, for about 2-3 weeks, I'll gladly do a dyno. I just need to find one in my area and hope it doesn't cost a lot to do it though..