Power Service 08025-12-12PK Diesel 9-1-1 Anti-Gel - 32 oz., (Case of 12) De-ices frozen fuel-filters Re-liquefies gelled fuel and prevents fuel-filter icing Removes water from fuel system; extends life of fuel-filters, fuel-injection pumps and fuel injectors Contains Slick diesel lubricator for maximum fuel lubrication; protects pumps and injectors from accelerated wear Effective in all diesel fuels, including ultra low sulfur diesel and biodiesel blends containing up to 20 percent biodiesel