6.6 LITER GAS. M.A.P. sensor. Barometric Pressure Sensor. Incl.Seal. Optional. Supercharger Air Inlet Pressure Sensor. The manifold absolute Pressure Sensor provides instantaneous manifold Pressure information to The engine's electronic control unit (ECU). Turbocharger Boost Sensor. Assembly - Map. Barometric. Manifold Absolute. Throttle Position. Turbocharger Boost. Included with: Air cleaner Assembly, Intake manifold, Supercharger.