- Lubricant specifically formulated A/C systems using R1234YF refrigerant - Synthetic lubricant with excellent resistance to moisture - Low viscosity PAG (Polyalkylene Glycol) - Helps reduced compressor wear - Contains conditioners, inhibitors and anti-wear agents for excellent lubricity and compressor protection - Reduces internal A/C system corrosion - NOT FOR USE IN HYBRID VEHICLES - 8 oz./237mL