Amsoil 5W-20 Synthetic Motor Oil - 3 Qts

• 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.


• 28% more acid-neutralizing power than Mobil 1.3


• Trusted by professional engine builders


• Guaranteed protection for up to 25,000 miles or 1 year

1Based on independent testing of AMSOIL Signature Series 0W-20 using the ASTM D6891 standard test.

2Based on independent testing of AMSOIL Signature Series 5W-30 in the GM turbo coking test.

3Based upon independent testing of Mobil 1 Annual Protection Full Synthetic 5W-30 and AMSOIL Signature Series 5W-30 in ASTM D2896. Oils purchased in July 2020.