A GDI ENGINE SERVICE USING CRC® PRODUCTS ELIMINATES CARBON AT THESE 6 CRITICAL POINTS: MAF Sensor MORE THAN 30 MILLION CARS HAVE GDI ENGINES These brands offer GDI engines in some car models: Restores 4 to 10 horsepower at the wheels Throttle Body Restores smooth operation IMPROVED ENGINE DESIGN NEEDS SPECIAL CLEANING Intake Valves Removes hard carbon from intake valves Fuel Injectors Restores up to 99% injector flow Spark Plugs Removes carbon from spark plugs Combustion Chamber Removes up to 98% of combustion chamber deposits GDI will account for more than 70% of new vehicle production in the U.S. by 2021 – approximately 80 million vehicles.* *IHS AutoInsight and Worldview Polk Analysis 10/2015

These before-and-after photos show the dramatic results achieved by a GDI Engine Service with CRC® products. See more real test results at CRCgdi.com. MORE EFFICIENT MORE POWER GETS DIRTY FASTER Because of their design, GDI (Gasoline Direct Injection) engines are prone to rapid carbon deposit buildup. If left untreated, these deposits can cause reduced power, decreased performance and poor fuel economy EXCESS CARBON BUILDUP: INTAKE VALVES In traditional Port Fuel Injection (PFI) engines, gasoline is delivered through the intake manifold, helping to wash away carbon from engine components in the...