The sealed ACDelco GM 12356151 Original Equipment R134 System Refrigerant Oil is a high-quality product designed specifically for GM vehicles. Made in the United States, this 16 oz bottle of refrigerant oil is ideal for maintaining and repairing air conditioning systems. With a volume of 0.50 - 0.75 qt, this product is part of the GM Original Equipment™ series and is guaranteed to provide reliable performance. Perfect for automotive maintenance and repair, this refrigerant oil is a must-have for anyone looking to keep their vehicle's A/C system in top condition.