18458Q4 Water Separating Fuel Filter Kit w/ Blue Water Warning Sensor
Part Number: 18458Q4
Water separating canister element with O-ring and the water sensor unit. For all 1996 and newer Mercury and Mariner V6 EFI outboards. Note that the sensor plus is blue plastic. Check your owner’s manual for inspection and replacement schedules.
Replacement water separating fuel filter element includes blue screw-in sensor
Produced to meet Mercury Marine original equipment manufacturer specifications to best protect your engine
10-micron fuel filter removes harmful contaminants, particles and power robbing water from your fuel before it gets into the engine
Internal epoxy coating and corrosion resistant external paint for increased weather resistance
Easy to replace annually when winterizing your engine or every 100 hours of engine time during boating season