Sierra/Prime Line 18-9440-4 25W-40 FC-W Synthetic Blend Oil

Case Qty.: 4; 4-cycle oil blended with premium grade synthetic and mineral based stock, Superior designed additives formulated for the stress endured by sterndrive and inboard engines; Superior corrosion protection, 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, NMMA FC-W Certified/API-SL.