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Alexe70 Alexe70 is offline
New Member
Posts: 13
Join Date: Mar 2021
Car: 2013 x5 50i
Default 03-20-2021, 07:41 PM

Terry can I get some help. I have downloaded new firmware for my ,13 x5 50i. But nothing on app works but the boost gauge. And when in map 1 or 2 boost doesn't get over 9 psi and runs sluggish. Is something wrong with my jb4? Advice?
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