Cardone 74-50090 Remanufactured Mass Air Flow Sensor 100% resolder of critical components ensures superior electrical connections, no intermittent failures and longer product life On-car vehicle validation routines ensure that modules meet all form, fit, durability and performance requirements All modules are 100% tested with automated computerized test equipment to ensure functionality and reliable MAF Sensor Automated Test Platforms read and evaluate MAF sensor output signals during airflow simulation ensuring each MAF sensor will meet all performance requirements throughout entire operating range of vehicle and will not cause hesitation or stalling Built to meet or exceed O.E.M. performance