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Why choose 6.6L LLY Duramax EGR Delete Kit For 2004-2005 GMC Silverado?
The DynoVox 2004-2005 6.6L LLY Duramax EGR Delete Kit with High Flow Intake is designed to enhance engine performance by removing the Exhaust Gas Recirculation (EGR) system and replacing it with a high-flow intake. This modification reduces carbon buildup, improves airflow, and increases horsepower and torque. The kit is compatible with 2004-2005 GMC Silverado models equipped with the 6.6L LLY Duramax engine.
What are the benefits of installing DynoVox 6.6L LLY Duramax EGR Delete Kit?
1. Boost Horsepower & Torque
By removing carbon-clogged EGR components and upgrading to a high-flow intake elbow, this kit enhances airflow, reduces exhaust backpressure, and unlocks up to 15% more horsepower for smoother acceleration and heavy-duty towing.
2. Fix Carbon Buildup & Extend Engine Life
Eliminate harmful exhaust gas recirculation, which causes carbon deposits in the intake manifold. This reduces engine stress, lowers maintenance costs, and promotes cleaner combustion for a longer-lasting Duramax.
3. High-Flow Intake for Optimal Efficiency
The included high-flow intake elbow ensures maximum air delivery to the engine, improving throttle response and fuel economy. Pair this with reduced EGR-related heat for up to 10% better MPG.
4. Durable, Precision-Crafted Design
Built from stainless steel and reinforced ABS materials, DynoVox’s kit withstands extreme temperatures and harsh conditions, ensuring reliability for off-road adventures or daily driving.
5. DIY-Friendly Installation
Includes all necessary block-off plates, gaskets, hardware, and a step-by-step guide. Most users complete installation in under 3 hours with basic tools.
Key Features of 2004–2005 6.6L LLY Duramax EGR Delete Kit With High Flow Intake
1. Built for Extreme Heat: Designed to handle high-temp diesel conditions—perfect for towing, off-roading, and performance upgrades.
2. Laser-Cut Gaskets: Delivers a precise, OEM-quality seal that resists cracking and shrinkage over time.
3. Leak-Free Seals: Features premium O-rings and pressure-tested components to eliminate exhaust and coolant leaks.
4. High-Flow Intake: Increases airflow for improved throttle response, faster turbo spool, and better fuel economy.
5. CNC-Machined Parts: Made from aircraft-grade aluminum and stainless steel for superior strength and corrosion resistance.
6. Duramax-Tuned Fit: Specifically built for 2004–2005 6.6L LLY Duramax trucks for maximum performance and reliability.
How To Install?
1. Disconnect the battery and ensure the engine is completely cool.
2. Remove the EGR valve and cooler assembly.
3. Install the anodized block-off plate.
4. Replace or reroute the coolant hose as needed.
5. Loosen or remove fasteners and clamps securing the existing exhaust components.
6. Install the front and rear block-off plates.
7. Connect the new throttle valve pipe and any associated components.
8. Torque all bolts and clamps to manufacturer specifications.
9. Update the Engine Control Module (ECM) as required.
10. Reconnect the battery.
11. Start the engine and perform a thorough leak inspection.
| Brand | DynoVox | SKU | CP-QMP-J00194-DY/QMP-HW00135 |
| Body Material | Aluminum & Stainless Steel & Silicone | Color | Red/Black |
| Weight | 3kg | Comply with Factory Testing Standards | Yes |
| Type | EGR Delete Kit | Warranty | 1 Year |
| Surface treatment | CNC Machined Anodized |
| Installation Location | Near the engine |
| Item Condition | New |
Warranty and Shipping Services
We provide a 1-year warranty and a 30-day free return and exchange service, so you have no worries. At the same time, you can enjoy fast and free shipping within the United States.
DISCLAIMER
1. By installing this product onto your vehicle, you assume all risk and liability associated with its use.2. It is your responsibility to make sure your Vehicle complies with all federal, state, and local emissions laws. Federal and many state and local laws prohibit the removal, modification, or rendering inoperative of any part of the design affecting emissions or safety on motor vehicles used on a public street or highway Violation may result in a fine of up to $ 32,500 per vehicle ( or possibly higher depending on changes in the law ). All civil penalties and fines for removing your vehicle emissions equipment are the sole responsibility of the end user.3. Due to its high-performance nature, this product may void the vehicle manufacturer's warranty.4. DynoVox is not responsible for the misuse of its products By installing this product, you release DynoVox of any liability associated with its use.5. Depending on where you live, restrictions may apply. Check all applicable laws before installing or using.6. The purchaser and end-user release, indemnities, discharges, and holds harmless DynoVox from any claims, damages, causes of action, injuries, or expenses resulting from or relating to the use or installation of this product that is in violation of the terms and conditions on this page, the product disclaimer, and/or the product installation instructions. DynoVox will not be liable for any direct, indirect, consequential, exemplary, punitive, statutory, or incidental damages or fines caused by the use.
Frequently asked questions