Sierra 18-9440-7 25W-40 Synthetic Blend Engine Oil - 55 Gallon

Sierra 25W-40 Synthetic Blend Engine Oil is a 4-cycle oil blended with premium grade synthetic and mineral based stock. It features superior additives formulated for the stress endured by sterndrive and inboard engines and advanced lubrication for reduction of wear to internal engine components. Removes thermal breakdown under high RPM's, extreme temperatures and loads. Extensively tested for outstanding performance. NMMA FC-W Certified/API-SL.

Superior designed additives formulated for the stress endured by sterndrive and inboard engines Advanced lubrication for reduction of wear to internal engine components Outstanding friction reduction and wear protection Removes thermal breakdown under high RPM's, extreme temperatures and loads Extensively tested for outstanding performance