Standard Ignition ECK5 EGR Cooler

Brand Standard Ignition ECK5
Content EGR Cooler
Engine ID Code LLY
Engine Vin Code 2
Gaskets Included No
Hardware Included No
Material Steel
Part Finish Gray
Fits Chevrolet and GMC · 8 vehicles

OE replacement. Exact fit for easy, pain-free installation.

Steel construction. Resists premature rust for longer service life.

Emission system part. Helps keep diesel EGR operation on spec.

Cross-references Cardone Reman 4E-1003, Dorman - OE Solutions 904-168 and 2-330005 for the same application. See all 10.

$324.07Free shipping
In stock · usually ships same day before 1pm CST
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Step 2 — Quantity
Order total $324.07
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.

OE-Style EGR Cooler for Diesel Emissions Repair

The Standard Ignition ECK5 is an exhaust gas recirculation cooler built for diesel emission system service. It is made to meet or exceed OE specifications and uses high-grade steel for durability in demanding operating conditions. This EGR cooler is an exact OE replacement for straightforward fitment on select Chevrolet Silverado 2500 HD, Silverado 3500, GMC Sierra 2500 HD, and Sierra 3500 applications.

Key Features

  • Exhaust Gas Recirculation (EGR) cooler for diesel emission control service
  • OE-style replacement for direct fitment on confirmed applications
  • High-grade steel construction for resistance to premature rust
  • Gray finish
  • Engine code LLY and VIN code 2 applications
  • Standard Ignition ECK5 part number for easy identification

Detailed Product Information

Standard Ignition ECK5 is engineered for 2004-2005 Chevrolet Silverado 2500 HD, 2004-2005 Chevrolet Silverado 3500, 2004-2005 GMC Sierra 2500 HD, and 2004-2005 GMC Sierra 3500 models equipped with the LLY diesel engine and VIN code 2. The cooler is built from steel to support long-term service in high-heat exhaust environments and is shaped as an OE replacement to help maintain proper emission system operation. This part cross-references Dorman - OE Solutions 904-168 for the same application.

Common Problems This Part Can Address

  • EGR cooler leakage in diesel emission systems
  • Coolant loss related to a damaged cooler core
  • Exhaust gas temperature control issues caused by cooler failure
  • Emission system faults tied to restricted or cracked cooler passages
  • Fitment problems from using a non-OE-style replacement part

Installation Notes and Tips

Confirm the engine ID code LLY and VIN code 2 before ordering. This part does not include gaskets or hardware, so reuse or replace related sealing components as needed during service. Verify the mounting layout and surrounding exhaust and coolant connections on your Silverado 2500 HD, Silverado 3500, Sierra 2500 HD, or Sierra 3500 before installation.

Quality Assurance

Standard Ignition states that this diesel EGR cooler is built to meet or exceed OE specification and uses steel construction to help resist premature rust during extreme vehicle operation. The ECK5 is produced as an exact OE replacement for proper fitment and dependable emission system service.

This part fits 8 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
2005ChevroletSilverado 2500 HD6.6LV8N/A
2005ChevroletSilverado 35006.6LV8N/A
2005GMCSierra 2500 HD6.6LV8N/A
2005GMCSierra 35006.6LV8N/A
2004ChevroletSilverado 2500 HD6.6LV8N/A
2004ChevroletSilverado 35006.6LV8N/A
2004GMCSierra 2500 HD6.6LV8N/A
2004GMCSierra 35006.6LV8N/A
Directly replaces or cross-references 10 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Cardone Reman — 4E-1003Dorman - OE Solutions — 904-1682-330005800-970056002264973036548973036540DEK5EG1200EGR654