Max-Restore fuel injection system cleaner for high-mileage vehicles. Max-Restore high mileage by Royal Purple® is a high-performance cleaner, specially formulated to solve common problems in the fuel injection system of high-mileage vehicles.

Made with high-concentration polyether amine (Polyether amine PEA) detergents and special Royal Purple cleaners, it quickly removes harmful deposits and dirt that have built up in high-mileage engines. It restores clogged injectors to bring back fuel flow and creates a protective barrier against new deposits.

This cleaning optimizes the spray pattern and improves spray efficiency as the fuel enters the combustion chamber. As a result, it delivers increased power and performance, as well as reduced emissions, better idling, and faster engine startup.

• Optimizes fuel economy by up to 5.9%
• Reduces emissions by up to 14.8%
• Reduces friction and lubricates key injection system components, extending engine life

Recommended dosage: Pour the entire contents of the bottle into an almost empty tank before refueling. The minimum recommended dose is one bottle (177ml) for every 90L. The maximum recommended dose for greater effectiveness is one bottle (177ml) for every 45L.