I have the M sport in NYC. It's fine as along as you clear bra the rockers, flares and portion of the rear door. Winter ice, snow and salt is what will do the most damage. This past winter killed NYC roads, especially manhattan.

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2013 X5 5.0 - M Sport, M Performance, Black Saphire, Black Nevada.
Previous -2011 5.0 Msport Titanium Silver, 2008 X5 4.8 BS, sport, 214's, black Nappa.