RE:nikola motor company 0 carbon emission + unlimited milesThe Dya product can be used on new or used diesel trucks that are on the road today. These trucks are not going any where any time soon. Yes i agree green energy is the future it is Unfortunately going to take years for the trucking industry to make that transformation.DYA is providing the customer a affordable solution RIGHT NOW!!! (P.S. the Nikola truck will not be available to the customer until 2020)