Tompkins Products Inc has over 80 years of experience as a preferred partner in the automotive industry, with continuous improvement and a leadership position earned through its partnership with the US government during World War II. Located in Detroit, Michigan since its founding in 1939, Tompkins Products is still owned by the Tompkins family and has developed expertise in transmission valves for all OEM powertrains. With a specialization in transmission valves, Tompkins partners with OEM engineers to develop pioneering solutions that meet customer requirements quickly and efficiently.