Penn Power Group has been servicing the on and off highway equipment, transport refrigeration and power generation markets fo ... r over 50 years. As a major distributor and dealer for some of the most advanced green products in the world, we pride ourselves on providing service solutions to complicated problems. During the past decade, Penn Detroit Diesel Allison has evolved into a company that provides a broad selection of world class products and services to an expanded base of customers. As a result of this evolution, we have changed the name of our company to PENN POWER GROUP which better defines our company’s focus and the services we provide. Facebook: https://www.facebook.com/PennPowerGroup/?fref=ts Twitter: https://twitter.com/PennPowerGroup read more