Five Star DEF DEF Magnevator 2 for Activating Magnetic DEF Pump Nozzles The DEF Magnevator 2 allows use of the magnetic-activated DEF nozzles to fill jugs, or your vehicle. Unique design that is easy to usewith the standard DEF filler interface in pickups and cars. Smaller and Low Profile to fit small fuel access doors such as RAM 1500 and Jeep Ecodiesel. Injection Molded Blue Housing to protect magnet and signify use with DEF Cleaned and bagged. Housing is manufactured from Polypropylene for DEF compatibility