Sierra 18-9440-4 25W40 FCW Synthetic Blend I/O Oil, 5 Qt. seachoice-insulated-heat-shrink-bullet-terminals-female • Weather-resistant casing to withstand

• Weather-resistant casing to withstand harsh marine conditions

and convenient storage in a high-quality marine cleaning tool

Only provides traditional 2D sonar

Installation is simple and quick

Vacuum-formed white ABS air scoops with white KORAD cap to prevent cracking or discoloring

Sierra 18-9440-4 25W40 FCW Synthetic Blend I/O Oil, 5 Qt. seachoice-insulated-heat-shrink-bullet-terminals-female • Weather-resistant casing to withstandThis 4 cycle oil is blended with premium grade synthetic and mineral based stock combined with 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