BMW X3 E83 Genuine Factory OEM 82110305178 Gray Rear All Season Floor Mats 2004-2010 (set of 2 rear floor mats) 2004-2010 100% pure rubber mats feature 1/2" deep channelsto trap water, slush, snow and dirt. Will not crack, curl or stiffen in any temperature. Order the matching Front mats 82110305568