DEEP CLEANING: A top choice for cleaning throttle body build-up caused by harmful deposits of carbon; varnish; and gum. IMPROVED PERFORMANCE: Helps engines start easier and have a smoother performance. Eliminates hesitation and rough idle. APPLICATIONS: For use in all fuel injected gasoline engines (both throttle body & multi-port). PRODUCT SPECIFICATIONS: Throttle Body & Air-Intake Cleaner is available in a 12 wt oz aerosol can. .