[REFERENCE OE NUMBER]: 31342521, 98HL13-284021-BAA (Please Confirm the Parts Number Before Purchasing). [FUNCTION]: The role of the air flow sensor is to detect the size of the intake air volume of the engine, and convert the intake air volume information into an electrical signal through the circuit connection and input it to the ECU for the ECU to determine the fuel injection volume and ignition time. [DIRECT REPLACEMENT]: Meet OEM specifications, easy to install and clean, fast response and d
