Sierra Synthetic Blend Direct Injection Engine Oil TC-W3 is a semi synthetic blended oil designed to protect your engine in the demanding conditions the marine environment will throw at it.

Specifically made to meet the needs of high-tech direct injections engines such as Mercury Optimax, Yamaha HPDI and BRP Johnson/Evinrude Ficht, DI & E-Tec XD50s
Orange/red coloured dye for instant easy visibility of spills and/or leaks.