Mercury Optimax Oil 9.46L

New container not used as sold motor.

Synthetic blend. Quicksilver High Performance DFI Optimax oil is especially recommended for use in Mercury Optimax and DFI 2-cycle outboards. It is not intended for use in any engines which specify a TCW-3.oil OptiMax/DFI Synthetic Blend 2-Cycle Outboard oil is specifically designed for Mercury Marine direct-injected outboard engines. The additive package used in this oil is superior to the other oils we produce and is formulated to provide an extra margin of protection in the OptiMax engines. OptiMax engines have additional pressures and temperatures over their carburated and EFI counterparts.