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Signature Series 5W-30 Synthetic Motor Oil
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100% ORIGINAL AMSOIL
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100% ORIGINAL USA
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-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.
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See the Product Data Bulletin for full details.
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Fights Engine Wear
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-75 percent more engine protection against horsepower loss and wear1 than required by the industry standard, extending the life of vital components like pistons and cams.
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Develops a strong fluid film that keeps metal surfaces separated.
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Robust anti-wear additives further reduce wear in metal-to-metal contact regions for maximum engine life.
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• 75% more engine protection against horsepower loss and wear.1
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• 50% more cleaning power vs. AMSOIL OE Motor Oil
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• Protects turbochargers 72% better than required2 by the GM dexos1 Gen 2 specification.
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• Trusted by professional engine builders
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• Guaranteed protection for up to 25,000 miles or 1 year
1Based on independent testing of AMSOIL Signature Series 0W-20, in ASTM D689
