Quote:
Originally Posted by mangotangoe
I've had the stage 1 for the past year and just recently had the stage 2 installed. I dont have anything else to compare it to, except a jb4 on my previous 135i. However, car runs very strong and seems even smoother with the update. Only wish we had better gas locally...
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If you opted for the optional "Race" file, I encourage you to try some water-methanol injection. We run it on all of our sponsored racing cars, as well as on our in-house N54. It certainly yields nice gains!