Item name: Air Duct Pipe Hose Part Number: A6420948797 / A 642 094 87 97 / 6420948797 Placement on vehicle: Left The air intake hose is mounted between air intake box and throttle body on your vehicle.When the air intake hose, which is the tube piece that connects the air filter box and the intake manifold, becomes old or possibly even cracks, it will not functional appropriately. for - W166 ML/ 350 /GLS 350 Colour: black Material: plastic Package Contents: 1 * Air duct hose Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.