Originally Posted by MikeDalle
Hey y'all I am about to have this done to my 07 e90. I need good advice here because I have been sitting on it for days... Stage 1 or stage 2? I have the money for stage 2 but my brother (audi enthusiast) says he wouldn't bother with the extra $600 because my 335 already has a cooler in it, and the gains wont cause that much stress on my engine. Do y'all think the extra $600 is worth it for the fan and aux water cooler? I need honesty here!
I think if BMW, who initially said that a tune couldn't be safely done without the additional cooling, is now offering just the tune alone--and on cars from the factory to boot--your plenty safe with the stock cooling components