Quote:
Originally Posted by Don Juan
I think I may need to go the MPPK roue as well.. I installed the burger tuning JB4 and still have that annoying turbo lag. The car feels more responsive (map2) but still not fast.
Does any know if the Jb4 can be put on top of the MPPK ? double tune :-)
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I have MPPK installed and have Racechip Tune stacked and so far it is great.
My X5 35i is pretty quick
