GM LML Duramax 6.6L - EGR Delete Shim Kit (2011-2016)
Type: EGR | Fits: GM Duramax
The GM 6.6L LML EGR Blocker Shim Kit offers a simple and affordable way to block off the EGR system on your 2011–2016 GMC Sierra and Chevy Silverado 2500/3500 HD trucks equipped with the 6.6L Duramax LML engine. This kit is made from durable stainless steel and requires emissions-off tuning for proper operation.
Key Features
- Complete EGR Block-Off: Effectively disables the EGR system to prevent unwanted exhaust gases from re-entering the intake, helping reduce soot buildup and improve engine reliability.
- Simplified Design: This kit uses precision-cut stainless steel shims—no complex components or modifications needed.
- Durable Stainless Steel: Built to withstand high heat and corrosion, ensuring a long-lasting solution for EGR block-off needs.
Benefits
- Budget-Friendly Upgrade: An inexpensive alternative to full EGR delete kits while still providing effective system shutoff.
- Easy Installation: Just shims—no additional hardware or piping to install, making this one of the easiest EGR block solutions available.
- Requires Emissions-Off Tuning: Designed for off-road or competition use only. Proper tuning is necessary to avoid engine codes or limp mode.
Installation & Compatibility
- Vehicle Fit: Compatible with 2011–2016 GMC Sierra and Chevy Silverado 2500/3500 HD trucks equipped with the 6.6L Duramax LML engine.
- Quick and Simple Install: Installs using standard tools and basic mechanical knowledge—ideal for DIY enthusiasts and professional shops alike.
Important Notes:
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Important Notices
- Off‑Road Use Only
Products sold by JS Speed are intended for off‑road use and may be illegal on public roads where emissions or pollution‑control laws apply. - Check Local Laws
Before purchasing or installing, verify all applicable local, state/provincial, and federal regulations to ensure the modification is legal in your area. - Professional Installation Recommended
These parts should be installed by qualified professional mechanics. Improper installation can cause performance issues or vehicle damage. Unless a product page explicitly states otherwise, installation instructions are not included. Components are designed for users with solid mechanical knowledge, and minor adjustments or modifications may be required for proper fitment. Returns or refunds cannot be accepted due to difficulty completing an installation or the absence of instructions. - Warranty Impact
Use of these parts may void your vehicle’s factory warranty. Confirm with your vehicle manufacturer before purchase and installation. - Limitation of Liability
JS Speed is not responsible for damage, failures, or issues arising from the use or installation of these products. - Product Images
Images are for illustration only and may differ from the actual product due to manufacturer updates or improvements. - No Performance Guarantees
While these products are designed to enhance performance, JS Speed does not guarantee specific performance results.
