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2010 2011 BMW 5 Series Forum F10 JB+ tuner for F series engines n20/n55 |
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11-24-2017, 02:48 PM | #1 |
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JB+ tuner for F series engines n20/n55
Jb+ quick install tune has one connection to the tmap and adjusts boost I upgraded to JB4 stage 2 so I have no need for this |
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