They each fill half of the tire. Make sure they match pressures on each stem.

The reason for both is to exchange nitrogen and oxygen fills. Fill in one end and the opposite valve exits the other gas. It seems to be more and more popular in wheel production now.
They should look great on the car.
The reason for both is to exchange nitrogen and oxygen fills. Fill in one end and the opposite valve exits the other gas. It seems to be more and more popular in wheel production now.
They should look great on the car.