Prime Guard Full Synthetic SAE 0W-40 Motor Oil is crafted with advanced synthetic base oils and a specialized additive system to deliver superior engine protection under the most extreme conditions. Key Benefits: - Pre-Ignition Prevention: Formulated to reduce the risk of low-speed pre-ignition. - Enhanced Temperature Protection: Provides superior protection at both low and high temperatures compared to conventional oils. - Reduced Friction: Minimizes friction for excellent engine protection and improved fuel economy. - Volatility Resistance: Combats volatility burn-off to reduce engine deposits and exhaust emissions.