AMSOIL 5W-40 HEAVY-DUTY 100% SYNTHETIC DIESEL OIL

AMSOIL 5W-40 HEAVY-DUTY 100% SYNTHETIC DIESEL OI

HEAVY-DUTY ENGINE PROTECTION

• Delivers 4X more wear protection1
• Helps maximize equipment life
• Helps reduce maintenance costs and downtime

1Based on third-party testing in the Detroit Diesel DD13 Scuffing Test for specification DFS 93K222 using 10W-30 as worst-case representation

Delivers More Wear Protection

Third-party testing shows Heavy-Duty Synthetic Diesel Oil delivers 4X more protection against wear than required by Detroit Diesel’s* standard.I

IBased on third-party testing in the Detroit Diesel DD13 Scuffing Test for specification DFS 93K222 using 10W-30 as worst-case representation. *All trademarked names and images are the property of their respective owners and may be registered marks in some countries. No affiliation or endorsement claim, express or implied, is made by their use.

---

VISCOSITY CONTROL

• Resists oxidation and the thickening effects of soot contamination
• Retains viscosity after high-temperature service for added engine protection and increased fuel economy
• Provides up to 66 percent less oil consumption2

2Than required by the API CK-4 standard in the Caterpillar-1N oil consumption test

Reduces Oil Consumption

Heavy-Duty Synthetic Diesel Oil provides up to 66% less oil consumption