1、Applicable Model: MAP Sensor is replacement for Chevy, replacement for Opel, replacement for VAUXHALL, please confirm whether your model is applicable before buying. 2、OE Number: The part numbers of MAP sensor for reference are 55563375, 1238394, please confirm whether it is consistent with the OE you need. 3、Function: Measuring the pressure in the intake pipe improves engine performance by providing more optimized fuel usage through more accurate measurements. 4、Reliable Quality: The sensor is made of premium plastic materials and advanced manufacturing technology, which can withstand high temperature and pressure, vibration and other harsh environments. 5、Easy to Install: You can simply remove the old sensor and install the new one, simple installation, no need complex tools, quick and convenient. Item Type: Intake Pressure Sensor Material: Plastic Size: Approx. 5 x 4 x 3cm / 2 x 1.6 x 1.2in OE: 55563375, 1238394 Fitment: Replacement for Chevy Replacement for Opel Replacement for VAUXHALL 1 x Intake Pressure Sensor <div>1. Please double check the part number of your item, matching information is for reference only. </div><div>2. If you are unsure of the item, please contact us before buying to avoid unnecessary return, thanks!</div>