Located in San Antonio, Texas, PSI (Pressure Systems International) is one of the leading automatic tire inflation systems providing companies in the world. Our mission at P.S.I.™ is to provide an automatic tire inflation system to our customers along with customer valued services and tire maintenance-related solutions that best meet the needs and exceed the expectations of our customers while meeting the growth and financial objectives of our investors/owners.

Pressure Systems International offer a revolutionary automatic tire inflation system for trucks & trailers that bolts-on in minutes. Increased fuel efficiency & extended tire life.