Bar's Leaks Head Seal Blown Head Gasket Repair Additive, 33.8 oz

Bar’s Leaks® Head Seal™ Blown Head Gasket Repair is the fastest, safest way to solve your vehicle’s coolant-related head gasket issues. Your vehicle is a good candidate for this solution if it can idle for 15 minutes without overheating or having to add coolant. Use with ALL types of 50-50 mix coolant including yellow, orange, pink, red, blue and green silicate based & non-silicate based (OAT / HOAT) antifreeze, and/or water. Unlike other products, no draining or thermostat removal is required. Works with ALL gasoline and diesel engines. This also is the best additive to use in all racing applications.