Quote Originally Posted by AK Bob View Post
I use the K&N washable filters P/N VF2013 ordered from Amazon. Attached is the K&N instructions for installation that you may find helpful. As a side note for whatever reason my truck did not come with the cabin filter housing installed, I added the housing and filter later.

2014 RAM 3500 (Aisin) 3.73 4X4 Limited Crew Cab Long Bed DRW. MM3 tuned by Double R Deisel. Oil Bypass Filter, 50 Gallon auxiliary fuel tank.

good point to bring up. not all trucks got them but they all have the molded outline to install it. Genos Garage has the kit to do this.