FJC Inc. R134a and Extreme Cold 12 oz. Synthetic Performance Booster Part# 685

FJC Inc. R134a and Extreme Cold 12 oz. Synthetic Performance Booster Part# 685 FJC, Inc. FJC Part# 685 12 oz. Refrigerant R134a And Extreme Cold Synthetic Performance Booster. Extreme Cold Synthetic Performance Booster Improves performance Extends compressor life Lower Duck temperatures up to 15% Compatible with PSAG and Ester lubricants