Diesel Fuel Tank Cap for 2013-2018 Dodge Ram 2500 3500 2059Application:Fits for 2013-2018 Dodge Ram 2500 3500 2059Description:CNC machined from high quality 6061 billet aluminum,rubber seal ring keeps out dust, moisture, rain, snow, dirt, and ultimately keeps contaminants out of your fuel system.Include:1 PCS cap like the picture showing