The Racor PFRK50126-04 ParFit Water In Fuel (WIF) Sensor for your 2001-2011 GM 6.6L Duramax is designed to alert you when water is in your fuel filter. Over time, the factory installed sensor can strip, break or become damaged causing air leaks in your fuel system. Air leaks can lead to hard starting conditions and poor engine performance. To prevent damage, the XDP WIF Wrench is highly recommended.
Racor is the OEM supplier of this WIF Sensor to General Motors. This product doesn't just meet OEM standards, it is the OEM standard.
- Factory Replacement
- Float Style WIF Sensor (2001-2011)
- Cross Reference#: GM 12639277