FAIRFAX, VA – ExxonMobil has added a new product to its Mobil Delvac lubricants and greases lineup — Mobil Delvac Extended Life Coolant/Antifreeze. The new product is designed to provide corrosion protection for all cooling system metals, including aluminum, brass, cast iron, steel, solder, and copper, and helps extend coolant drain intervals for any diesel-, gasoline-, or natural gas-powered engine. Mobil Delvac Extended Life Coolant/Antifreeze can provide up to 600,000 miles of on-highway use, or six years or 12,000 hours of off-highway use.