CarTech Pressure Valve Monitors (4-Pack)
Promotes Safety, Fuel Efficiency
- Caps fit onto valve stems and change colors to indicate when tires are running low on air
- Good tire pressure optimizes gas mileage and decreases the likelihood of premature tire wear and tread separation/blowouts
Easily Know Your Pressure
Glance at the color of the installed stem caps and know immediately whether your tires are good to go or need more air.
- Green means tire pressure is normal
- Yellow means the pressure is down about 5lb.
- Red alerts you that the pressure is down by at least 10lb.
- Determine the correct tire pressure
- Inflate tires to the correct pressure
- Install the CarTech pressure caps tightly
Good to Know
- Set of four 36psi valve-stem caps
- Fits standard-size tire-valve stems
- Material: chromed metal
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