The CRC Mass Air Flow MAF Sensor Cleaner is a 6 pack of 11oz cans specifically designed to clean air intake systems and mass air flow sensors in automobiles. Manufactured in the United States, this product from CRC offers a reliable solution for maintaining optimal engine performance by removing dirt, debris, and contaminants from the air intake system. The product is also labeled with a California Prop 65 Warning due to its chemical composition. Ideal for car enthusiasts and mechanics looking to ensure efficient engine function, this air intake cleaner is a must-have tool for automotive maintenance.