Water Separating Fuel Filter - 18458T4

Water Separating Fuel Filter - 18458T4 Replacing a water separator is crucial because it prevents water from entering the fuel system, which can significantly damage the engine by causing corrosion and hindering performance. 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 Fits:  115HP V6 Optimax DFI 2.5L (SN 0G960500-0T178499) 135-175HP Optimax 2.5L V6 (non-pro models) (SN 1B227000 & Above) V-150/V-175HP  EFI 2-Stroke (SN 0G303046 – 0G960499) V-150/V-175HP EFI 2-Stroke (SN 0G960500 – 0T408999) V-150/V-175HP 2.5L EFI (SN 0T409000 & Above) 200HP XS Optimax DFI 6 Cyl. 2.5L (SN 0T235000-1E002110) V-200HP 2.5L EFI (SN 0G303046 – 0G760299, 0G760300 – 0G960499) V-200HP EFI 2-Stroke (SN 0G960500 – 0T408999) V-200HP 2.5L EFI 2-Stroke (SN 0T409000 & Above) 200HP 3.0L EFI 2-Stroke (SN 0T750164 – 0T800999, 0T801000 – 1B417701) 200HP 3.0L EFI 2-Stroke (SN 1B504989 – 2B528096) 225-250HP 3.0L EFI 2-Stroke (SN 0G129222 – 0G760299) 225-250HP 3.0L EFI 2-Stroke (SN 0G760300 – 0T408999) 225-250HP 3.0L EFI 2-Stroke (SN 0T409000 – 0T800999, 0T801000 – 1B177011, 1B4177012 – 1B504988, 1B504989 – 2B528096) 300HP 3.0L EFI Pro Max (SN 0G610221 – 0T105297) 300X 3.0L EFI Pro Max (SN 0T235084 – 0T429939, 0T429940 – 0T999587)