5. With the clamps or fittings removed, carefully pull the old power steering hose out of its connections and out of the vehicle. Be sure to dispose of the old hose properly, as it may contain power steering fluid.

As to standard barrier ac hose and reduced barrier ac hose, the inner diameter is same, the different is the outer diameter. Standard barrier ac hose has a bigger outer diameter than reduced barrier ac hose.

When selecting a power steering hose from a catalog, it is important to consider factors such as the operating pressure of the power steering system, the temperature range in which the hose will be used, and the compatibility of the hose with the power steering fluid being used. Using a hose that does not meet these specifications can lead to leaks, loss of steering control, and damage to other components of the power steering system.