The portable tire inflators tested here rely on one of four power sources: a built-in rechargeable battery, 12 volts by ...

Tires play an important role in your vehicle's performance. Find out how to tell when it's time to swap them out.

The booth will feature customized SUVs and pickups fitted with a range of Dynapro on-road and off-road products, along with racing vehicles from KOH-sponsored drivers.