BMW 2014
JB4 programming device controls boost and you can program fuel on it.
It has 8 maps that you control.
With Bluetooth and OBD connection.
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Supports these cars only:
s63tu JB4 Tuner for BMW M5/M6/X5M/X6M
From model 2012 to 2017
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Purchase price 3500
Selling by offer
