Quantity In Stock: 5+
New Mass Air Flow Sensor.
A bad MAF can cause low power or fueling issues as the ECM can not calculate the correct air volume entering the engine.
Fits: 2001-2007 Chevy GMC 6.6l Duramax LB7 LLY LBZ Engines.
This is an aftermarket part. Not a genuine OEM part. All OEM part numbers are for cross reference use only.