Fleece Performance Auxiliary Heated Fuel Filter Kit 11-16 GM 6.6L Duramax LML MACS-514514 and an adjustable boost elbow

and an adjustable boost elbow for precise control of your airflow

Gain 15% flow increase without even removing or replacing the CP3

but if you have a plate with two U-bolts

Fits 2013+ 3500 4x4

Fleece Performance Auxiliary Heated Fuel Filter Kit 11-16 GM 6.6L Duramax LML MACS-514514 and an adjustable boost elbowThe LML Duramax from factory has a decent fuel filtration system but there is one major problem, no fuel heater. If you operate your truck in colder climates, you could run into fuel gelling issues. The Fleece Performance Auxiliary Heated Fuel Filter kit comes with everything you need to properly route, plumb, and filter your fuel on your 6. 6L GM Duramax LML. This kit replaces the factory fuel filter housing with a new filter base, integral high flow