"POWER SERVICE" DIESEL FUEL SUPPLEMENT PLUS CETANE BOOST *32 oz. *Prevents fuel gelling in temperatures as low as -40 degrees F. *Boosts cetane up to 4 numbers *Contains anti-icing additives *Protects against fuel-filter icing *Contains Slickdiesel for maximum fuel lubrication *Protects fuel injectors and pumps against accelerated wear *Keeps fuel injectorsclean *Increases fuel economy