SEMA 2009 – Down Shift Heads West November 9, 2009 robert.maddrey Auto Shows, SEMA Down Shift Heads West To Cover SEMA 2009 Marking our first venture to the automotive after market wonderland that is SEMA, our staff and myself were to put it mildy surprised, amazed and captivated. The shows is as massive as it is inspiring and as informative as it is grand.etc… First name or full name Email By continuing, you accept the privacy policy