Fleetguard® SK15853 FleetguardFIT™ — Filtration Intelligence Technology is the most comprehensive filtration monitoring system available for filters, lube oil and hydraulic systems that provides real-time status updates so maintenance can be based on real-world conditions. Master Kit for MCRS Fuel System with Legacy Fuel Water Separator Includes: SM15855 (1), SM15857 (1), SM15858 (1), SM15860 (4)