And Exhaust System Cleaner High Mileage,Car Three-Way Catalytic Converter Cleaner,Engine Booster Cleaner,Carbon Deposit Removing Agent,Safe For Gasol（250ML Features: Reduces carbon build-up in catalytic converter, oxygen sensors, injectors and cylinder heads which results in improved efficiency Improves overall vehicle performance-including driveability issues such as power reduction, hesitation, rough idle, hard starts and lost econo Safe for gasoline, , and flex- vehicles; does not Three-way catalytic converter is installed on the exhaust pipe of every car. Three-way catalytic converter is installed at the of exhaust pipe, which is very important for automobiles. Three-way catalytic converter is used to purify the tail gas. Three-way catalytic converter can reduce the pollutants in the tail gas. Three-way catalytic converter is good for protecting the earth [Method of use]: 1. Start the engine and turn off the engine the water temperature is normal; 2. Pour the ternary into the special equipment and connect the equipment output joint with the vacuum pipe; 3. Start the engine, control the speed at about 2000 , open the control , and slowly drip the product into the inlet. The cleaning is about 30-40 minutes; 4. cleaning, maintain the engine speed for 35 minutes to the residual liquid. Product Description: SIZE：16.5x5.5x5.5cm weight：185g