Application:This product is made from the imported material with special technology. It has strong spraying effect, could clean the choke valve and regulator valve of the carburetor, and remove the colloid, dirt and carbon deposit. If it used by an injection pipe, it will have a better effect. It has no harm to the catalytic converter and oxygen sensor, and has the effect of maintaining the engine, resolving the problem of unsteady idle or hard to start up.