Wholesale Distribution available, contact us for details and pricing!

These brand new, recently developed mass air flow sensors are the perfect replacement for your failing or broken mass air flow sensor and will be a direct stock replacement for the part numbers listed below. They include the electrical portion which relays the information to the computer, and will function in the exact same manner as the original sensor. All of our MAFs are always in stock and will often ship the day of payment.

TREperformance Mass Air Flow Sensor Guarantee:
Our MAF's have been tested to perform for many years even in heavily driven applications. We back our MAF's with a 1 year free replacement guarantee! If there are any problems with your MAF, we will replace it free of charge anytime within the first year! Just contact us via email to receive return information. No returns are accepted without an RMA number. All of our Mass Air Flow Sensors are manufactured according to strict guidelines in order to maintain ISO 9002 and ISO/TS 16949 quality system certifications.

Save some money and try one of our sensors. We back them with a 1 year warranty!
Thank you for considering TREperformance Mass Air Flow Meters, Sensors and Housings!

TRE-MAF-605 Mass Air Sensor is an OEM Replacement for the following part numbers:

Siemens 5wk9605
Hella 8ET009142-021

Please verify that you are purchasing the correct part number before ordering. You can do this by checking the part numbers on the original MAF installed on your car. Look under the hood at the MAF's housing and check the embossed numbers to verify they match one of the numbers above.