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2007.5-2010 Duramax LMM EGR Blocker Plate


2007.5-2010 Duramax LMM EGR blocker plate (74100)

Fits: 2007.5-2010 GM LMM w/ 6.6L Duramax

The Deviant Race Parts (DRP 74100) EGR Blocker Plate is a 30 minute fix that will save you massive headaches down the road. It this blocker plate slips into place on your LMM and blocks the EGR from recirculating gases back into your intake system without having to remove the entire unit.


  • Laser Cut Stainless Steel
  • Tab on Top for Easy Installation
  • Requires Race Tuning
  • 30 Minute Installation

Deviant Part Number: 74100