ICT Billet 551783 - MAF Weld Flange Bung 2001 - 2007 LS Mass Air Flow Sensor Aluminum Duramax LLY LB7

Weldable Mass Air Flow Sensor Mounting Flange Compatible with all 2001 - 2007 Chevy Duramax LLY, LB7 sensors Made in Wichita, Kansas from aerospace grade 6061-T6, USA produced, billet aluminum Includes: 1 weld bung and mounting bolts Radius cut on bottom to accept 4" pipe (can be used with 2.5 to 5 inch pipe with more weld)