Download Harley Davidson Air Intake System Installation Guide – 1. Preparing Vehicle a. Make sure vehicle is parked on level surface. b. Set parking brake. c. If engine has run in the past two hours, let it cool down. d. Disconnect negative battery terminal. e. Do not discard stock components after removal of the factory system. 2. Removal of stock system a. Stock air box configuration system. b. Release the four clips on the air box. c. Loosen the hose clamp on the turbo inlet pipe. d. Vehicle equipped with MAF sensor. Unplug the mass air flow (MAF) sensor. 4 d) Clamp removal. e. On vehicles equipped with IAT, unplug the IAT sensor and remove from the housing. f. Pull the air filter status meter from the grommet. g. Remove the rear section of the intake system. h. Remove the remaining stock air box system. 5 3. Installation of AEM® intake system. a. When installing the intake system, do not completely tighten the hose clamps or mounting hardware until instructed to do so. i. Use the supplied torx key to remove the MAF sensor. Save screws for later use. b. Install the supplied coupler as shown. c. Place the aluminum stand in the plastic member as shown.