While they usually go unnoticed until you lose one, tire valve caps do serve an important purpose. But are they universal, ...

Motorcycle Tire Metal Valve Caps Check this out — real metal valve caps! Just like they used to make in the days of the Meriden Triumphs! These are nice replacements for those cheesy plastic ones they ...

What Are the Green Caps on Tires For? Green caps on tire valve stems signify that the tire is filled with nitrogen instead of regular air.

Continental has added new tire pressure monitoring capabilities with the launch of a valve cap sensor that communicates with the company’s existing telematics platforms.

Among the various forms of customization you can do on a car, tire caps aren't the first thing most think of. So why do people sometimes have green caps?

A mechanic was surprised to find a customer’s Lincoln car with novelty valve stem caps on the tires during a routine oil change.

New valve-caps, called P-eyes, which monitor the air pressure of the tire they're attached to have hit the market. Pitched as a handy tool for commercial fleet owners, we don't see why the tire ...

Sometimes, little things can make a big difference. Tire pressure can have a significant effect on fuel economy, but checking it generally requires unscrewing a valve cap and checking it with a ...

The valve-cap sensor was planned and rolled out by Continental to provide an easy path toward integration of more robust tire-mounted sensors, the company said. The valve-cap sensor is an external ...

Among the various forms of customization you can do on a car, tire caps aren't the first thing most think of. So why do people sometimes have green caps?