Chemours DuPont Suva 134a Refrigerant, 12 oz., Pack of 12 Product of the USA "Pure" R134, no oil or dye added Fits all vehicles from 1994 - 2010, and most vehicles after 2010 Can be used to retrofit R12 systems & recharge R134 systems Meets AHRI-700 and SAE J2776 Purity Standards