Star Tron Carbon Eliminator is formulated with the latest technology deposit control compounds, plus a proprietary enzyme package specifically developed to remove even the toughest deposits from your engine. Formula uses enzyme technology to remove carbon, gum, and varnish deposits. Frees sticky rings to improve performance, reduce fuel consumption, restore power, and extend engine life. Carbon eliminator is easily sprayed directly into carburetor or air intake. For use in all gasoline and diesel engines.