While they usually go unnoticed until you lose one, tire valve caps do serve an important purpose. But are they universal, too? Here's what you need to know.

Tyre valves control the airflow in and out of your car tyres, ensuring proper performance. To protect these valves, dust caps (also known as valve caps) are fitted over their ends.

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 ...

Sweet! Check out item # 6177042 Metal Domed Tire Valve Caps. NOTE: Since this was written, it appears that they no longer carry these, unfortunately. But check out item #6059083, chrome metal hex ...

The RightPSI cap is a tyre pressure indicator that screws directly onto your tyre valve connection and has been colour-coded to indicate when you tyre pressure is correct, low or overfilled.

You get eight aluminium tyre valve caps in this package for £5. You can cover off a range of bikes, as well as your car if you want some consistency.

Tire and automotive technology supplier Continental has added a valve cap sensor to its lineup of Digital Tire Monitoring products and services. This sensor works with all of Continental’s ...

Tyre valves control the airflow in and out of your car tyres, ensuring proper performance. To protect these valves, dust caps (also known as valve caps) are fitted over their ends.

FORT MILL, S.C. — Continental Tire the Americas Inc. has added a valve-cap sensor to its lineup of digital truck-tire-monitoring products and services. The sensor works with all of Continental's ...