You should install the throttle body, the upper
Intake Manifold gasket, the upper intake manifold, the manifold air pressure (MAP) sensor, the exhaust gas recirculation (EGR) valve, the ignition coil bracket, the evaporative emission (EVAP) canister purge solenoid valve, and the throttle body air inlet duct. In addition, you should connect the vacuum hose connections, the vacuum brake booster hose, the emission control vacuum harness, the vacuum hose, and the throttle body heater hoses.