Tire-pressure gauges are available at auto-parts stores, big-box stores, and other retailers, as well as online. We have found in our testing that good gauges for consumers typically cost $5 to $15.

Not often as your car’s oil pressure gauge gives you constant readings. The only time you would test it is if, as is described above, the pressure gauge is fluctuating or has flatlined.

Since not all vehicles display live pressures on a dashboard screen, it's important to keep a tire pressure gauge close by for routine checks. But which one should you get? This tire pressure ...

If you don't have a custom exhaust, you can find an O2 sensor, unscrew it, and attach your pressure gauge. Testing back pressure is a two-person job. You'll need one person to observe the gauge ...

Yokohama Rubber has begun practical testing of a technology that gauges air pressure from the sound made by tapping on a tire. The company announced that it has developed an experimental pressure ...

Prevent a blowout with the best tire pressure gauge. Accurate tire pressure gauges can help you stay safe and save on gas with proper tire pressure. View our ratings and reviews and browse our ...

Some digital pressure gauges have a test pressure function, which use a temperature probe to compensate for the change in temperature during the test. These will display a true loss of pressure as the ...

Tyre pressure gauges are a comparatively small product category ... and purchase whatever they can find for us to put to the test. Our tester checks the accuracy of the gauges at 10, 20, 30, 40 and ...