How much freon in oz is required to charge a 2005 subaru wrx?

A 2005 Subaru WRX typically requires about 1.5 to 2.0 pounds of R-134a refrigerant to charge the air conditioning system, which is equivalent to approximately 24 to 32 ounces. It's important to check the vehicle's service manual or the label under the hood for the exact specifications. Always ensure the system is properly evacuated and vacuumed before charging.