Green Diamond Fleet Engine Oil

• EXPERT DIESEL ADVICE
• 100% SATISFACTION or your money back
• GUARANTEED not to void your manufacturer’s warranty

HEAVY DUTY DIESEL ENGINE OIL

 Infused with FR3 Nano Lubricant Technology

• 5W-40 & 10W-30 Green Diamond Fleet Oils are a 100% pure synthetic using only Group III base oils.
• 15W-40 Green Diamond Fleet SEMI Synthetic Oil is a synthetic blend of Group II and Group III base oils.
• 15W-40 Green Diamond Fleet FULL Synthetic Oil is a 100% pure synthetic using only Group III base oils.