Standard Ignition Mass Air Flow Sensor P/N:MAS0399

Mass Air Flow

• 100% new, never remanufactured, so there's no leftover debris that can cause sensor failure
• Designed and tested to provide the ECU with accurate airflow readings under hard engine conditions, which are required to balance and deliver the correct air/fuel ratio to the engine in order to achieve clean burns
• Manufactured to strict quality standards to ensure each part outperforms other air flow sensors in aftermarket
• Undergoes extensive development and calibration to improve engine performance and fuel efficiency and lower harmful emissions