5W-30 FC-W FULL SYNTHETIC OIL

Sierra 5W-30 FC-W Full Synthetic Catalyst Engine Oil is a ultra-high performance 4-stroke oil that uses premium base stocks and additives. The enhanced detergent package suspends and prevents sludge, as well as reducing friction and preventing thermal and oxidation under extreme temperatures. It has a high shear stability which maintains viscosity prevent excessive thinning in high performance applications, and advanced ZDDP additive technology prevents phosphorus depletion extending catalyst life. For use with turbo inboards.