TerraClean has announced the immediate availability of TerraClean Optima Fuel System Cleaner and TerraClean Intake Valve Deposit Cleaner as complementary products to its award-winning fuel system decarbonizer. The intake valve deposit cleaner is designed for direct injection engines to safely and effectively clean intake valves and combustion chambers. It also restores engine performance and mileage, improves fuel economy, eliminates cold carbon knock, and helps reduce emissions. Optima’s Fuel System Cleaner action improves fuel economy, performance and lowers harmful emissions. When used as directed, it is safe for all fuel injectors, carburetors and fuel system components. It also performs a rapid clean up of the entire fuel system; opens clogged injectors; removes gum, varnish, and carbon buildup; is effective on all grades of gasoline and ethanol blends including Gasohol, E-10 and E-85; and contains no harmful alcohols. For more information please visit www.terraclean.net.