Breakthrough Motor Oil Performance
- 75% more engine protection against horsepower loss and wear than required by a leading industry standard.1
- Ideal for turbos & direct injection.
1 Based on independent testing in the ASTM D6891 test using 0W-20 as worst-case representationFind Out How
Devoted to Protection
AMSOIL shields your automobile with 75% more engine protection against horsepower loss and wear than required by a leading industry standard*, extending the life of vital components like pistons and cams.Learn more
*As required by a leading industry standard. Based on independent testing of AMSOIL Signature Series 5W-30, in ASTM D7320 as required by API SN specification.