Mass Air Flow Sensor For Chevy Blazer 1996-2005 – V6 4.3L, Direct Fit Replacement 25180303 By Aero Spark

If your Chevy Blazer (1996-2005 with the 4.3L V6) is running rough or throwing a check engine light, the mass air flow sensor might be the culprit.

This is a brand-new replacement from Aero Spark, designed to be a direct fit right at the front of your intake.

It’s built to meet or beat the original specs, ensuring your engine gets the right air/fuel mix.

It replaces a ton of old part numbers including 25180303, SU1215, and many others, so you can be sure it’s the right one.