Thread: N55 JB+
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      05-30-2012, 10:40 PM   #3
Army X5 S5
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Drives: '11 X5 35i / '13 S5
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It was discontinued, due to it being made obsolete by any software updates that BMW would do... Only the JB3 and JB4 are viable tunes for the N55 (from Burger Tuning)

BMW X5 35i: Boopie Exhaust, Boopie Intercooler, K&N Drop in Filter...
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