As our complete offerings of transmissions! We specialize in the 8HP90 ZF Series transmissions. Built to pack a punch and built featuring Raybestos frictions and Kolene treated steels with our proprietary assembly techniques. Our MAD MAX series is upgraded with our Patented custom billet “E” drum that leaves it second to none. All of our transmissions have the option to be shipped pre-flashed to the latest factory software. In addition, opt to include transmission tuning to ensure a long happy life.