Royal Purple 11722 Max-Clean Fuel System Cleaner and Stabilizer, 20-Ounce Bottle

• Formulated with PEA detergents to provide exceptional cleaning of the entire fuel system
• Restores horsepower by an average of 2. 6%
• Reduces deposit-related engine knocking and pinging
• High flash point solvents penetrate and remove the most stubborn deposits to restore lost fuel economy, horsepower and throttle response
• Recommended for use every 20, 000 miles