GM 12665359 Fuel Filter Head Asm. 2011-2016 Duramax LML

Having trouble with your truck loosing prime after sitting? Extended crank? Hard Start? There's a good chance this could be the cause. 

This OE Filter head is pre-assembled and ready to install. Just add your preferred filter.

Note: If your truck is equipped with a Heater in the filter head, you need # 12645619.

If your replacing you filter head, its a perfect time to install a new TP3018 AcDelco fuel filter. The steel cased AcDelco filter is the only filter DHD installs and recommends.