AMSOIL Signature Series 5W-40 100% Synthetic Max-Duty Diesel Oil QT

MAXIMUM ENGINE PROTECTION

• Delivers 6X more wear protection,¹ delivering extra protection so you can push your diesel with peace of mind
• Provides long-lasting wear protection, keeping cylinder liners looking like new²
• Delivers up to 60 percent better turbo cleanliness³
• Withstands the extra demands you place on the turbo when pulling heavy loads or updating the tune for maximum horsepower
• Provides up to 2X better rust protection⁴