DTech is an aftermarket diesel product company. They hired Flight Systems Electronics Group to manufacture a Pump Mounted Driver (PMD) that would handle the high temperature environment that was causing problems with the existing drivers. FSEG has earned outstanding supplier awards from NASA, automotive manufactures, and original equipment manufactures. Exacting standards have been a hallmark of FSEG for more than 30 years. What they created was an outstanding product that holds up great! The DTech unit is a direct bolt in replacement for the original. DTech PMD's have a one year 50,000 mile warranty.