Walker 245-1230 Mass Air Flow Sensor

Walker Mass Air Flow Sensor for Porsche

Restore accurate air measurement with the Walker Mass Air Flow Sensor, part number 245-1230. This replacement sensor is built for Porsche applications that require precise airflow input for proper fuel delivery and drivability, including Porsche 911, Carrera GT, and Boxster models.

Key Features

• Walker Mass Air Flow Sensor, part number 245-1230
• 5-terminal female connector
• Mounting hardware included
• Housing not included
• Built to meet or exceed OEM standards and specifications
• Supported by Walker Products engineering and technical resources

Product Details

Walker Products has supplied fuel system and engine management components since 1946, with manufacturing and product control focused on accurate vehicle applications and OE-level fitment. The Walker Mass Air Flow Sensor line is part of that broader engine sensor offering, giving Porsche owners a direct replacement option for airflow sensing needs. Part number 245-1230 is listed for 2002-2012 Porsche 911, 2004-2005 Porsche Carrera GT, 2006 Porsche Carrera GT sensor-only applications, and 1997-2004 Porsche Boxster with electronic accelerator.

This part cross-references Bosch 0280218055 and Delphi AF10161 for the same application.

What It Helps Address

• Rough idle caused by inaccurate airflow readings
• Hesitation during acceleration
• Poor fuel trim control from a failing MAF sensor
• Check engine light concerns related to airflow measurement
• Reduced throttle response on Porsche 911, Carrera GT, and Boxster applications

Installation Notes

Verify connector style, terminal count, and vehicle application before installation. This sensor uses a female connector and 5 terminals, and the housing is not included. For Porsche Boxster applications, confirm the electronic accelerator configuration. For Porsche Carrera GT applications, review the sensor-only note before ordering. Use the included mounting hardware during installation and clear any diagnostic trouble codes after replacement.

Quality Assurance

Walker Products manufactures engine management components to meet or exceed OEM standards and specifications. The company is ISO 9001 and IATF 16949 certified, with internal engineering and product management support used to maintain application accuracy and technical documentation.