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2004-2005 GMC Duramax 6.6L EGR Delete & High Flow Intake Kit

EGR Delete + High Flow Intake Elbow Tube Kit for Chevy GMC Duramax 6.6L 2004-2005

$88.99
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Details
Vehicle Model
Engine
Key Details
Chevy Silverado 2500 HD/3500
6.6L V8 Duramax LLY Diesel Turbo
VIN "1,2"; May 2004-2005
GMC Sierra 2500 HD/3500
6.6L V8 Duramax LLY Diesel Turbo
VIN "1,2"; May 2004-2005
Chevy Kodiak 4500/5500
6.6L V8 Duramax LLY Diesel Turbo
2004-2005
GMC Topkick 4500/5500
6.6L V8 Duramax LLY Diesel Turbo
2004-2005

Introduction

The EGR Performance EGR Delete + High Flow Intake Elbow Tube Kit is specifically engineered for Chevy and GMC 6.6L Duramax LLY diesel engines (2004-2005), delivering improved performance, better airflow, and reliable EGR system deletion for your heavy-duty truck.
Shipping Details

Ontario CA / Springdale OH / Newark NJ
Package List

Complete Package Contents

  • 1x Nickel Plated Steel Exhaust Block Off
  • 1x Coolant Hose (430mm / 17 inches)
  • 1x High Flow Intake Elbow
  • 2x Hose Clamps
  • 1x M10 X 20 Hex Head Bolts
  • 2x M8 X 30MM Allen Bolts
  • 2x M10 X 30MM Hex Bolts
  • 2x M8 x 20MM Hex Bolts
  • 1x High Flow Intake Elbow Rubber Seal (O Ring)
Delivery Time

2-5 working days inland in the United States

Product details

Product Overview

This all-in-one kit combines a high-quality EGR delete solution with a high flow intake elbow tube, designed exclusively for 2004-2005 Chevy and GMC vehicles equipped with the 6.6L Duramax LLY V8 diesel turbo engine. Crafted to meet OEM standards, the kit eliminates problematic EGR components while enhancing intake airflow, making it ideal for both daily drivers and heavy-duty use.Note: This kit does not include installation instructions. For technical support or assistance, please contact our customer service at service@egrperformance.com. All components come with a 1-year warranty from EGR Performance.

Ideal For

  • 2004-2005 Chevy Silverado 2500 HD/3500 owners with 6.6L Duramax LLY engines (VIN "1,2")
  • 2004-2005 GMC Sierra 2500 HD/3500 owners with 6.6L Duramax LLY engines (VIN "1,2")
  • Chevy Kodiak 4500/5500 and GMC Topkick 4500/5500 (2004-2005) with 6.6L Duramax LLY engines
  • DIY enthusiasts and professional mechanics performing EGR delete and intake upgrades
  • Truck owners looking to improve engine performance, reduce EGR-related issues, and enhance airflow

Specifications

  • Brand: EGR Performance
  • Compatibility: Chevy/GMC 6.6L Duramax LLY V8 Diesel Turbo (2004-2005, details in compatibility chart)
  • Warranty: 1 Year
  • Customer Support: service@egrperformance.com
  • Installation: No installation instructions included
  • Kit Type: EGR Delete + High Flow Intake Elbow Tube Combo Kit

Core Advantages

  • Perfect Compatibility: Exclusively designed for 2004-2005 Chevy/GMC 6.6L Duramax LLY engines, including Silverado, Sierra, Kodiak, and Topkick models (VIN "1,2" for Silverado/Sierra).
  • Enhanced Performance: High flow intake elbow tube boosts airflow to the engine, improving horsepower and torque, while the EGR delete eliminates restrictive EGR components.
  • Durable Construction: Nickel-plated steel exhaust block off ensures anti-corrosion and long-lasting performance, even in harsh diesel engine environments.
  • All-In-One Solution: Includes all necessary hardware and components for a complete EGR delete and intake upgrade—no need to purchase additional parts.
  • Trusted Quality: Backed by EGR Performance’s 1-year warranty, with dedicated customer support available via service@egrperformance.com.

Technical Specifications

  • Exhaust Block Off: Nickel-plated steel, corrosion-resistant, designed to seal EGR ports securely.
  • Coolant Hose: 430mm (17 inches) in length, durable and compatible with Duramax LLY engine coolant systems.
  • High Flow Intake Elbow: Optimized for maximum airflow, direct fit for 6.6L Duramax LLY engines, includes rubber O-ring seal for a tight, leak-free connection.
  • Hardware Included: 2 hose clamps, 1 M10 x 20 hex head bolt, 2 M8 x 30mm Allen bolts, 2 M10 x 30mm hex bolts, 2 M8 x 20mm hex bolts (all high-quality, corrosion-resistant).
  • Seal: High-flow intake elbow rubber O-ring seal, ensures a secure, airtight fit to prevent airflow leaks.

Why Choose This EGR Performance EGR Delete + High Flow Intake Elbow Kit?

  • OEM-Grade Fit: Precision-engineered to match the exact dimensions of 2004-2005 Chevy/GMC 6.6L Duramax LLY engines, ensuring a hassle-free installation (professional installation recommended).
  • Cost-Effective: Combo kit saves money compared to purchasing EGR delete and intake elbow separately, with all necessary hardware included.
  • Long-Lasting Durability: Nickel-plated steel and high-quality rubber components resist corrosion, heat, and wear, ensuring years of reliable use.
  • Performance Boost: Eliminates EGR-related clogs and restrictions, while the high-flow intake elbow improves airflow—enhancing overall engine efficiency and power.
  • 1-Year Warranty & Support: Backed by EGR Performance’s warranty, with customer service available at service@egrperformance.com for any questions or issues.

Compatibility List

This EGR Performance EGR Delete + High Flow Intake Elbow Tube Kit is fully compatible with the following 2004-2005 Chevy, GMC, and Chevrolet/GMC heavy-duty vehicles equipped with the 6.6L Duramax LLY V8 Diesel Turbo engine:

  • Chevy Silverado 2500 HD 6.6L V8 Duramax LLY (VIN "1,2"; May 2004 - 2005)
  • Chevy Silverado 3500 6.6L V8 Duramax LLY (VIN "1,2"; May 2004 - 2005)
  • GMC Sierra 2500 HD 6.6L V8 Duramax LLY (VIN "1,2"; May 2004 - 2005)
  • GMC Sierra 3500 6.6L V8 Duramax LLY (VIN "1,2"; May 2004 - 2005)
  • Chevrolet Kodiak 4500 / 5500 (2004 - 2005)
  • GMC Topkick 4500 / 5500 (2004 - 2005)
  1. Dispatch Time: Orders will be shipped within 24 hours after successful payment.
  2. Delivery Time: 2-5 business days after dispatch (delivery speed depends on proximity to warehouse location).
  3. Return Window:7 days for unsatisfactory items45 days for quality-related issues
  4. Refund Processing: Refunds will be processed back to your original payment method within 2-4 business days after receiving the automated refund confirmation email (subject to bank verification).

1. Does this kit fit 2004 Chevy Silverado 2500 HD 6.6L Duramax LLY?

Yes! This EGR Delete + High Flow Intake Elbow Kit is compatible with 2004 (May onwards) Chevy Silverado 2500 HD 6.6L Duramax LLY engines with VIN "1,2".

2. Is this kit suitable for GMC Sierra 3500 6.6L Duramax LLY (2005)?

Absolutely! The kit is fully compatible with 2005 GMC Sierra 3500 6.6L Duramax LLY engines with VIN "1,2", as well as 2004 (May onwards) models.

3. What material is the exhaust block off made of?

The exhaust block off included in this kit is made of nickel-plated steel, which provides excellent anti-corrosion protection and durability for diesel engine environments.

4. Does the kit include all necessary hardware for installation?

Yes! The package includes all required hardware: 2 hose clamps, 1 M10 x 20 hex head bolt, 2 M8 x 30mm Allen bolts, 2 M10 x 30mm hex bolts, 2 M8 x 20mm hex bolts, and a rubber O-ring seal for the intake elbow.

5. Is there a warranty for this EGR delete kit?

Yes, EGR Performance offers a 1-year warranty on all components of this kit. If you encounter any issues, contact our customer service at service@egrperformance.com.

6. Does the kit come with installation instructions?

No, this kit does not include installation instructions. For technical guidance or support, please reach out to our customer service team at service@egrperformance.com.

7. Will this kit work with Chevy Kodiak 4500 (2005) 6.6L Duramax LLY?

Yes, the kit is compatible with 2004-2005 Chevy Kodiak 4500/5500 and GMC Topkick 4500/5500 models equipped with the 6.6L Duramax LLY engine.

8. How does the high flow intake elbow improve performance?

The high flow intake elbow is optimized to increase airflow to the 6.6L Duramax LLY engine, reducing restrictions and improving horsepower, torque, and overall engine efficiency—paired with the EGR delete for maximum performance gains.

9. Is this kit compatible with VIN "1" and "2" Chevy Silverado 3500?

Yes, the kit is specifically designed for Chevy Silverado 3500 6.6L Duramax LLY engines with VIN "1" or "2", model years May 2004 to 2005.

10. Can I install this kit myself?

While DIY installation is possible for experienced enthusiasts, the kit does not include instructions. We recommend professional installation for best results. For any questions, contact service@egrperformance.com.