AMSOIL Signature Series 5w50 Oil (Quart)

Engineered for enthusiasts seeking maximum protection and performance. Precision-formulated with cutting-edge technology and a longstanding devotion to making the world’s best motor oil. The result: engine protection that blows the doors off the highest industry standards.

• 75% more engine protection against horsepower loss and wear.¹
• 50% more cleaning power vs. AMSOIL OE Motor Oil
• Protects turbochargers 72% better than required² by the GM dexos1 Gen 2 specification.
• Trusted by professional engine builders
• Guaranteed protection for up to 25,000 miles or 1 year