Delphi AF10133 Mass Air Flow Sensor New, not remanufactured Engineered with the same stringent standards applied to the parts we make for the top global OEMs Our proprietary sensing elements provide highly accurate airflow readings to the ECU over a wide range of ambient temperatures Manufacturer of OE calibrated mass air flow sensors since their first use over 30 years ago Our MAF Sensors reduce repair time by eliminating the need to replace the flow tube Probe Only