Attention: Dear customer, please confirm if the OE number is the same before purchasing this product! Then you can check the compatibility of the car model, or contact us and we will patiently help you answer! Part Number: 172-2069 15606198 Features Material: This is a stable performance aluminum surface product, which can meet the recommended replacement parts for one or more of the following vehicle brake systems. Function: The proportional valve helps to balance the pressure transmitted to the front and rear brakes, thus preventing the rear from jamming. Easy to install: During the installation process, the air in the valve body and piping must first be purged. .