Fuel Filter Cap, Lower Frame Rail, Ford 6.4L Diesel Ford-F450-F550-1998 They have higher clamping force

They have higher clamping force than typical head bolts and will give your vehicle added reliability

Look at the picture and see the difference for yourself

Advanced Vehicle Monitor for Diesel Pusher Motorhomes and Big Rigs

Utilizes the Factory Ford Oil Filter

Fuel Filter Cap, Lower Frame Rail, Ford 6.4L Diesel Ford-F450-F550-1998 They have higher clamping forceAn anodized fuel filter cap for the lower frame rail on your Ford 6. 0L diesel! This cap comes in an assortment of colors and it works great with the factory oil filter. Has an external port that can be blocked off (hardware provided) or allow you to easily access the engine oiling system. This port could be used for measuring oil pressure or oil temperature, just to name a few! This cap fits well and looks great and is a major upgrade over plastic!