The OTC Decarbonizing Adapter (7666) is a specialized tool designed to effectively clean the intake system of most domestic and imported vehicles. By removing harmful carbon deposits, this adapter helps restore engine performance and fuel efficiency.KEY FEATURES AND BENEFITS: Easy to Use: Simple connection to the vehicle’s vacuum hose and the OTC 7448 Fuel Injector Canister Type Cleaner. Effective Cleaning: Removes carbon buildup from intake valves and other components. Improved Engine Performance: Restores optimal engine performance and fuel efficiency. Reduced Emissions: Helps reduce harmful emissions by improving combustion efficiency.SPECIFICATIONS: Manufacturer: OTC Tools Part Number: 7666 Dimensions: 3.9 x 9 x 0.1 inches Shipping Weight: 0.1 poundsHOW TO USE: Connect the Adapter: Attach one end of the adapter to the vehicle’s vacuum hose and the other end to the OTC 7448 Fuel Injector Canister Type Cleaner. Add Cleaning Solution: Pour OTC’s D-Karbonizer4 solution into the canister cleaner. Start the Cleaning Process: Start the engine and allow the cleaning solution to circulate through the intake system. Follow the specific instructions provided by the manufacturer for optimal results.BENEFITS OF USING OTC DECARBONIZING ADAPTER (7666): Restored Engine Performance: Removes carbon buildup, leading to improved horsepower and acceleration. Enhanced Fuel Efficiency: Optimized engine performance results in better fuel economy. Prolonged Engine Life: Regular cleaning helps prevent engine damage caused by carbon buildup.FEATURES: Simple Design: Easy to connect and use. Durable Construction: Built to last. Compatible with Most Vehicles: Suitable for a wide range of vehicles. Effective Cleaning Solution: Removes stubborn carbon deposits.