United Engine & Machine Co. (UEM Pistons) is a cast & forged piston manufacturing company. UEM is family owned and operated and is now in its 4th generation of leadership with over 100 successful years in business. Headquartered in Carson City Nevada, the company has global manufacturing capability and proudly serves multi generational employees in the US, Mexico, and India. UEM offers a complete line of OE replacement and high performance/race racing Pistons. Some brands you may recognize are, Icon Forged Pistons, KB Hypereutectic Pistons, KB Motorcycle Pistons, Dualoy Diesel Pistons, and the long-standing flagship brand Silv-O-Lite for aftermarket OE replacement pistons. Through its industry partners, UEM is additionally starting to offer its own line of piston rings.