Mercury Optimax DFI Oil 5 Gallon Case – Mercury Optimax DFI Outboard Oil

Protect your Mercury® or Mariner® outboard with the Mercury Optimax DFI Oil 5 Gallon Case, featuring two convenient 2.5-gallon bottles for bulk storage and easy maintenance. This premium 2-stroke marine oil is engineered specifically for Optimax and DFI (Direct Fuel Injection) outboards, delivering superior wear protection, corrosion resistance, and cleaner combustion to maximize engine performance and longevity.

Why Choose Mercury Optimax DFI Oil?

Mercury Optimax DFI Oil minimizes carbon buildup that can reduce acceleration, top-end speed, and overall engine efficiency. Its advanced synthetic additives provide enhanced lubricity and scuff protection—critical for DFI engines operating at reduced oiling rates and high temperatures.

Key Benefits of Mercury Optimax DFI Oil

• Industry-leading wear and corrosion protection

• Minimizes carbon buildup for top speed and throttle response

• Supports peak engine performance and improved fuel economy

• Reduces smoke for cleaner, smoother operation

• Synthetic additives enhance lubricity and prevent scuffing

• Engineered for high-heat demands of Optimax and DFI outboards

• Maintains full warranty coverage for qualifying Mercury and Mariner engines

Approved for all 2-stroke applications, including Mercury and Mariner Optimax, DFI outboards, Jet Drive models, and Sport Jet engines, this 5-gallon case is ideal for frequent boaters, service shops, and high-performance outboards that require reliable, OEM-approved lubrication. Ensure longer engine life, consistent performance, and cleaner operation with Mercury Optimax DFI Oil.