Sensor Type:Piezoelectric Type:Thermal Type Linear:For - C240 C280 C32 C320 Hysteresis:For - CLK320 E320 ML320 ML350 S350 Repeatability:For - SLK320 SLK32 :0280217515 0280217516 Vortex Type:For 3.2L Condition: 100% Check your car when install new sensor Please notice Air Flow Sensor feared dust and dirty So when install sensor please make sure old housing and intake air filter are clean Also check intake pipe leak or not , it will influence engine working abnormal sensor error code :P0100,P0101,P0102,P0103,P0104 material: plastic Colour: Black Package Contents: 1 * Air Mass Flow Meter Sensor 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. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.