Mercury Marine Optimax 2-Stroke Outboard Oil

Mercury OptiMax/DFI Oil is a synthetic‑blend formula designed specifically for Mercury and Mariner OptiMax and direct‑fuel‑injected 2‑cycle outboards, where reduced oiling rates and higher operating temperatures demand superior lubrication. It helps minimize carbon buildup, improve engine performance, and support better fuel economy while resisting scuffing under extreme conditions.

Features

• Designed exclusively for Mercury OptiMax and DFI 2‑cycle outboards
• Not intended for engines requiring TC‑W3 oil
• Synthetic‑blend formula with enhanced lubricity and scuff resistance
• Helps reduce carbon buildup for better acceleration and top‑end performance
• Supports peak engine efficiency and improved fuel economy
• Helps reduce smoke for cleaner operation

Product availability varies between locations, and some products are only available online. Please contact your nearest Martin Motor Sports here for availability.