Fairfield Township, OH | (513) 348-0758

Signature Series
5W-30 Synthetic Motor Oil

Product code : ASLQT-EA

• 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

Learn More


Availability and Price subject to AMSOIL stock, visit product's page for updated information.


A New Level of Motor Oil Technology

  • Use AMSOIL Signature Series Synthetic Motor Oil in applications that require any of the following specifications:

    5W-30 (ASL): API SP (Resource Conserving), SN PLUS, SN…; GM dexos1* Gen 3 (supersedes dexos1 Gen 2, LL-A-025, 6094M and 4718M); ACEA A5/B5, A1/B1; Honda HTO-06; Ford WSS-M2C946-B1, WSS-M2C946-A, WSS-M2C929-A, WSS-M2C961-A1; Chrysler MS-6395; ILSAC GF-6A, GF-5, GF-4
  • AMSOIL Signature Series Synthetic Motor Oil is compatible with other synthetic and conventional motor oils. Adding other oils, however, will shorten the life expectancy of AMSOIL motor oils and reduce their performance benefits. AMSOIL does not support extended drain intervals where oils have been mixed.

    Aftermarket oil additives are not recommended for use with AMSOIL OE Synthetic Motor Oil.

You Might Also Like