GM Duramax 6.6L - EGR & Cooler Delete Kit w/ Up-pipe & Intake Pipe (2006-2007)
Type: EGR Delete Kit | Fits: GM Duramax

Eliminate EGR system issues, increase efficiency, and extend your Duramax’s engine life.
Vehicle Compatibility
- ✅ 2006 GMC Sierra 2500/3500 6.6L Duramax LBZ
- ✅ 2007 GMC Sierra 2500/3500 6.6L Duramax LBZ
- ✅ 2006 Chevrolet Silverado 2500/3500 6.6L Duramax LBZ
- ✅ 2007 Chevrolet Silverado 2500/3500 6.6L Duramax LBZ
- ❌ Not compatible with LMM engine models
- ❌ Not for Cab & Chassis applications
Specifications
Feature | Details |
---|---|
Material | Stainless steel passenger-side up-pipe & high-flow intake tube |
Kit Type | Complete EGR cooler delete |
Performance | Improved airflow, cooler EGTs, and extended engine life |
Installation | Requires custom tuning after install |
Intended Use | Off-road & competition only |
Key Features
- Complete EGR System Removal – Eliminates common problems like clogged or leaking EGR valves.
- Fuel Economy Gains – Cleaner combustion and better efficiency reduce fuel consumption.
- Extended Engine Life – Lower heat and wear improve long-term durability.
- High-Flow Design – Includes stainless steel up-pipe and intake tube to optimize exhaust flow.
- Boosted Power – Cooler, unrestricted airflow improves throttle response and overall performance.
Performance Benefits
- Runs cooler and more efficiently under load
- Reduces maintenance by eliminating EGR-related failures
- Enhances throttle response and turbo spool-up
- Ideal for heavy towing, hauling, and off-road applications
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.

