Originally Posted by X5Strap

Does anyone know the difference between 2000-2003 X5 and 2004..??
I purchased a 2004 X5 4.4 new instead of a 2003 because there were about 120 inprovements over the 2003. New engine and 6 speed tranmission Plus..??
Over the weekend I got into a argument with my son, a M5 owner. So can anyone help me out....