Intake Air Duct: Description and Operation

Air Intake Duct

The air intake duct runs from the throttle body to the air filter box. The duct comprises two separate pieces. One piece runs from the air filter box to the front of the engine and the other from the front of the engine to the rear of the engine locating on the throttle body. The front half is manufactured from plastic and incorporates a number of resonator chambers. The rear part of the duct is manufactured from cast aluminum.