Last I heard the BMS tune for the X5M had "issues" and provided next to no gains. I also heard he decided not to continue with the development and he no longer offers it.
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X5M, Eisenmann exhaust, 22" HRE wheels, catless down pipes, Stage II tune/X5 Diesel, Lowered & Tuned
Last edited by Sylvan Lake V35; 02-17-2014 at 11:26 AM..
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