VOLTRONIC ® G20 VALVE & INJECTOR CLEANER is complete fuel system cleaner for modern gasoline fuel system and also for older generation fuel system for ultimate clean burn. Features     ► Complete fuel system cleaner, clean from fuel tank up to combustion chamber.     ► Removes carbon built up on the engine valve & delaying carbon built up after cleaning.     ► Clean fuel injector and prevent from smear-off.     ► Protect engine valve against premature wear.     ► Dissolve water impurity in the fuel tank, promote clean burn.   ► Solve and remove mud and dirt deposits from fuel system.     ► Provide corrosion protection for fuel system.     ► Friendly to rubber seal NBR, SNBR, AEM, ACM, FKM & etc.       Usage direction     ► Use for gasoline engine.     ► Directly add into fuel tank.     ► 1 bottle (250ml) sufficient for treat 45 litres fuels.     ► 1 bottle (250 ml) use for up to 4 L engine oil.     ► Treat every 10,000 Km.     VOLTRONIC ® part no. G22 G23 apply with pressurize device directly inject into fuel injector network.