Renovate your semi with components with Expertise Built In , with the OTR PAG 100 Medium Viscosity Refrigerant Oil that helps reduce the amount of wear and tear on an A/C compressor. Due to its ability to lubricate and seal the internal components of an AC compressor, this replacement oil is the ideal option to prevent excessive wear and tear. Crafted with a special blend to lower the moisture rate inside of a compressor, leading to greater system stability. FleetPride is your First Click in Heavy Duty .