DHD's USA made MAF bungs are perfect for custom, high flow air intakes. This bung is designed to work on 2001-2007 Classic Duramax Trucks with LB7, LLY and LBZ mass air flow sensors. The base of this mount is machined to mate perfectly with a 4" radius steel pipe/tube. Mount includes 2 stainless allen bolts for sensor.
Fitment:
2001-2007 Duramax LB7 LLY LBZ MAF Sensors
Compatible with Sensors:
GM 97209545
AcDelco 213-4115
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