I compete in car audio competitions DB drags, iasca , usaci, and meca. Acrossed Minnesota, Iowa, Wisconsin, South Dakota. I will competing With a 1995 Ford Econoline van, With four 12 inch kicker L7 subwoofers powered by four 2400D Directed ampifiers, two Kenetik 2400 batteries, and tons of stinger products. In process of setting up van pics are comming soon.