[Drtjxtz]

Originally Posted by Drtjxtz

This is a great update for m550xi
Used for over a month. Like new condition.

Works great , you can definitely feel the extra power , cars pulls much harder .
I'm switching to jb4 . $360 shipped .
http://www.burgertuning.com/N63_Jb_B...nce_Tuner.html

Bump