Features: Replaces part number: 17881-AA020, 17881AA020, 17882AA020, 17882-AA020 . Vehicle fitment: this air intake duct hose is compatible for S-ienna 2004-2006. Function: the air hose is fixes between air intake box and throttle body on vehicle, which connects the air filter box and the intake manifold. The intake hose cracks, chips, or breaks can develop cracks and holes which can result in a check engine light (CEL), poor fuel economy, and hesitation during acceleration. It’s used to feed cool ambient air from the external environment, typically through air box channels from the front grill into the engine throttle body or turbocharger, through a vacuum. Replace broken air intake hose helps restore drive-ability and fuel economy. Premium material.
