just buy the OEM sensors or some good one which works, take to independent BMW Auto shop and have them installed, I think some good BMW shops can even upgrade the SW too. Dealerships play hardball to get more money out of us..
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2007 X5 4.8 | Sport pkg | ZPP | ZCW | ZPS | ZTP | 3rd Row Seat | Entertainment pkg | HUD | Jet Black |Continental Extreme DWS.
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