Five Star DEF will be a sponsor of Derrike Cope Racing and the #70 Chevy for the Xfinity series in Las Vegas, Phoenix, and Fontana. Five Star DEFprovides practical and economical diesel exhaust fluid products, such as reusable jugs, spouts, kits for making your own DEF, and a magnetic release device for pump nozzles. Owners Erich Weinberg and Kathryn Whiting have designed and manufactured environmentally conscious DEF products since 2013.(Derrike Cope Racing)(3-2-2015)
