DEI T-Shirts are available in sizes ranging from small to xx-large. Silk screened with the CryO2 “The Power of Cool” logo, these high quality T-shirts are made of 100% cotton and pre-shrunk.
"At higher elevations my car has a harder time getting a denser air charge. With CryO2 it runs as if I'm at sea-level even though I'm at 4,000 feet. I just wish I had more trunk space for additional tanks, I would never shut it off!" - Bert M, California