This Joe Gibbs Driven XP9 synthetic racing motor oil features an advanced zinc/phosphorus based anti-wear package to protect aggressive cam profiles. It utilizes select synthetic base oils to deliver high temperature protection from viscosity breakdown and provides increased high shear protection for wet sump and high compression applications. Joe Gibbs Driven XP9 synthetic racing motor oil uses select synthetic base oils for increased durability at high engine temperatures. Compatible with methanol and high octane race fuels. Formulated with proprietary anti-wear and friction reducing additives to fight valve-train wear and increase horsepower. Ideal for high output steel block engines. .