It was a year ago that Conti pulled stock back, so make sure you aren't buying stale product. Is it that important that it is blue?

It has always been illegal. Some states enforced it over the years, but the federal enforcement started more recently.

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2007 X3 3.0si, 6 MT, Premium, White

Retired:
2008 535i, 6 MT, M Sport, Premium, Space Grey
2003 X5 3.0 Steptronic, Premium, Titanium Silver
2002 325xi 5 MT, Steel Grey
2004 Z4 3.0 Premium, Sport, SMG, Maldives Blue