comparisons

Independent resource for semi truck engine oil information built by a 28-year Canadian Armed Forces combat arms veteran and certified 310T Vehicle Technician. Diesel maintenance in the field — under conditions no shop manual covers — gives a different perspective on what protection actually means. Now an authorized AMSOIL dealer serving operators across Canada and the U.S.

All performance claims are sourced directly from AMSOIL technical data bulletins and third-party laboratory testing. Content is reviewed against current manufacturer specifications. Always verify against your OEM documentation for your specific application.

Vyscocity Inc
2sTroke Ratio

Max-Duty 15W-40 (DME)
Max-Duty 10W-30 (DTT)
Max-Duty 5W-40 (DEO)
Max-Duty 0W-40 (DZF)
Diesel & Marine 15W-40 (AME)
Max-Duty 5W-30 (DHD)
Heavy-Duty 15W-40 (ADP)
Heavy-Duty 10-30 (ADN)
Heavy-Duty 5W-40 (AD0)
Commercial Grade 15W-40
Heavy-Duty Oil Lookup
Oil Analysis Kit

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