QuickSilver® Performance DFI Oil is specially formulated for Mercury® and Mariner® Optimax® and other Direct Fuel Injection (DFI) 2-stroke engines. This advanced marine lubricant combines high-quality synthetic additives with a modified base oil blend to deliver superior engine protection and cleaner operation.

Designed to minimize carbon build-up and reduce smoke, QuickSilver DFI Oil enhances lubricity and offers excellent scuff resistance—ensuring peak engine performance, improved fuel efficiency, and extended engine life under demanding conditions.

Important: Not intended for use in engines requiring TC-W3 oil.