DEI Powersport Motorcycle Under Tank Heat Reflection Kit - GoldHot fuel reduces engine performance, stresses the fuel pump, and can lead to vapor lock. Using race fuel? Race fuel manufacturers recommend using reflective materials to help keep specialty fuels temperature stable. DEI has come up with an effective kit to help combat this problem. Simply line the underside of your fuel tank with the self adhesive Reflect A Cool or Reflect A GOLD material and trim to shape. The DEI Reflect A Cool material is made up