G'ZOX Flushing Oil is an excellent engine oil system cleaner: it removes dirt, lacquer, carbon, abrasive metal dust and other oxides from the cylinders and piston system. It ensures even rotation of engine moving parts and prevents early wear. It is safe for rubber parts. Application: 1. Pour the product into the old oil. 2. Start the engine in the idle run mode for 10 - 15 minutes. Stop it. Drain the oil oil before the engine is cold. 3. Close the oil valve and pour the new motor oil according to the car specification.