2007.5-2010 Duramax LMM EGR Blocker Plate (74100)

The 74100 Dirty EGR Blocker Plate is a simple 30-minute solution that helps prevent future EGR-related issues on your LMM. This plate slips into place and blocks exhaust gases from recirculating back into your intake system without removing the entire EGR assembly.

Laser-cut from stainless steel and designed for straightforward installation, this blocker plate offers a clean, durable way to finish an EGR modification properly.

Part Number: 74100

Why Shop Dirty?

• Canadian-Made Performance: High-performing parts made in-house in our shop in West Kelowna and sourced from across North America with the highest quality standards
• Born in the Shop: Our parts are engineered with real-world experience. Whether it's an OEM fix or a performance upgrade, we build what we know works. We make our parts to solve real-world problems.
• Dirty Made Quality: We aren’t just designing the kits; we are installing them every day in our own shop. We use our own products every day. From the first weld to the last bolt, we build tough gear that actually fits, handles abuse, and looks the part.

• Laser-cut stainless steel construction.
• Integrated top tab for easier installation.
• Approximate 30-minute installation.
• For off-road and competition use only.

• (1) Laser-Cut Stainless Steel EGR Blocker Plate