Contains 3M™ Intake System Cleaner 08958, 3M™ Complete Fuel System Cleaner 08813, and 3M™ Throttle Plate and Carb Cleaner, 08866. Use with 3M™ Intake System Cleaner Adaptor Kit 08960. This is the most complete package of intake system cleaning chemicals available. This 3-pack is designed with the professional user in mind, providing the cleaning agents to go through the upper intake and in the tank, while including an aerosol product to clean the throttle plate and air intake on fuel-injected gasoline engines. The 3M™ Intake System Cleaner 08958 is a unique and proprietary blend of the most effective cleaning chemicals available. This product is easily and effectively applied with the use of the 3M™ Intake System Aerosol Adaptor Kit 08960.