CRC Mass Air Flow Sensor Cleaner 11oz Aerosol Application Info: See the video on our website or at www.youtube.com/metrosupply Every car that has EFI (electronic fuel injection) will have a mass air flow sensor of some sort and would benefit from this procedure. Use this with 5078 Throttle Body Cleaner...every car that has a MAF/MAP sensor will also have a throttle body. One can will do 10-15 vehicles. Recommended svc. PROVEN to Gain 4-10 Horsepower at the Wheels!! This is to be used every time that the air filter is changed. Improves Horsepower Improves Air/Fuel Ratio Inreases MPG Safely Cleans & Protects Mass Air Flow Sensors Plastic Safe & Leaves NO Residue Simple To Use... Prevents the time and expense of having to replace the MAF sensor, saves the customer money! Makes you look like a champ! The original MAF sensor cleaner. Safely cleans and protects MAF sensors. Dyno proven to increase horsepower and improve air/fuel ratio. Reduces rough idle, hesitation and pinging. Improves fuel mileage. Plastic safe, leaves no residue. APPLICATIONS: Mass air flow sensors & housing.