Cardone 74-51003 Mass Air Flow Sensor

Cardone 74-51003 Mass Air Flow Sensor

Restore accurate airflow measurement with the Cardone 74-51003 Mass Air Flow Sensor. This remanufactured unit is built to track original equipment output curves and maintain tight tolerances, helping the engine control system receive the correct signal for smooth operation.

Compatible With Porsche 911, Porsche Boxster, and Porsche Carrera GT applications, this Cardone Mass Air Flow Sensor supports precise scan tool readings and dependable drivability. The remanufactured design also reduces material and energy use compared with producing a new part.

Key Features

• Remanufactured OE-style Mass Air Flow Sensor for accurate airflow signal output
• Tracks original equipment output curves to support proper engine management
• 100% re-soldering of critical components for stronger electrical connections
• Automated computer testing for functionality and reliability
• On-car validation routines for form, fit, durability, and performance
• Built to handle demanding temperature changes for consistent operation
• Earth-friendly remanufacturing process reduces raw material and energy use
• Mounting type: bolt-on; mounting hole quantity: 2

Detailed Description

Cardone Mass Air Flow Sensor part number 74-51003 is a remanufactured emission control sensor engineered for accurate airflow feedback to the engine control management system. By maintaining specific tolerances and matching OE output behavior, it helps preserve correct fuel and air calculations on Porsche 911, Porsche Boxster, and Porsche Carrera GT models. This part number 74-51003 is a direct-fit solution for drivers replacing a failing airflow sensor with an OE-style remanufactured unit.

This part cross-references Porsche 98660612501 for the same application.

What It Helps Solve

• Hesitation during acceleration
• Stalling or intermittent engine shutdown
• Poor fuel economy
• Poor engine performance
• Incorrect airflow signal readings at the scan tool

Installation Notes and Tips

Fits 2012 Porsche 911, N/A. Fits 2002-2010 Porsche 911, N/A. Fits 2011 Porsche 911, N/A, with OE # 98660612501. Fits 2004-2005 Porsche Carrera GT, N/A, with Electronic Accelerator. Fits 2000-2004 Porsche Boxster, N/A. Fits 1997-2004 Porsche Boxster, N/A, with Electronic Accelerator.

Before installation, inspect the air filter, intake tract, connectors, and wiring for dirt, debris, looseness, cracks, or damage. Check for moisture intrusion, split air ducts, and any air intake obstruction that could affect the replacement sensor. Package contents include the Mass Air Flow Sensor and instruction sheet.

Quality Assurance

Each sensor is 100% tested with automated computer equipment, and on-car validation routines are used to confirm form, fit, durability, and performance requirements. CARDONE’s remanufacturing process also re-solders critical components to improve electrical connection quality and reduce intermittent failures.