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Standard Ignition ECK4 EGR Cooler
| Brand | Standard Ignition ECK4 |
|---|---|
| Content | EGR Cooler |
| Engine ID Code | LBZ |
| Engine Vin Code | D & 2 |
| Gaskets Included | Yes |
| Hardware Included | Yes |
| 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 maintain proper exhaust gas recirculation operation.
Cross-references Cardone Reman 4E-1001, Dorman - OE Solutions 904-121 and 2-330004 for the same application. See all 9.
OE-Style EGR Cooler for LBZ Diesel Applications
The Standard Ignition ECK4 is an exhaust gas recirculation cooler built for diesel emission system service on select 2006-2007 Chevrolet Silverado and GMC Sierra HD trucks with the LBZ engine. It is an exact OE replacement designed for proper fitment, with steel construction and a gray finish for dependable service in demanding operating conditions.
Compatible with 2006 Chevrolet Silverado 2500 HD, 2006 Chevrolet Silverado 3500, 2006 GMC Sierra 2500 HD, 2006 GMC Sierra 3500, 2007 Chevrolet Silverado 2500 HD Classic, 2007 Chevrolet Silverado 3500 Classic, 2007 GMC Sierra 2500 HD Classic, and 2007 GMC Sierra 3500 Classic.
- Standard Ignition ECK4 EGR cooler for diesel emission control service
- Built to meet or exceed OE specification
- Steel construction for durability in high-heat diesel operation
- Gray finish
- Gaskets included
- Hardware included
- Engine ID code LBZ
- Engine VIN codes D and 2
Detailed Product Overview
This EGR cooler is engineered to restore exhaust gas recirculation function on LBZ-equipped Chevrolet Silverado HD and GMC Sierra HD trucks. The Standard Ignition ECK4 is made as an OE replacement to support correct fitment and straightforward installation, while its steel construction helps resist premature rust during extreme vehicle use. This part cross-references Dorman - OE Solutions 904-121 for the same application.
Common Issues This Part Addresses
- EGR cooler leakage
- Restricted exhaust gas recirculation flow
- Emission system fault codes related to cooler performance
- Cooling system contamination from a failed cooler
- Fitment problems caused by non-OE replacement parts
Installation Notes and Tips
Verify engine ID code LBZ and VIN code D or 2 before ordering. Confirm the vehicle is one of the listed 2006 or 2007 Silverado HD and Sierra HD applications, since 2007 coverage applies to Classic body styles only. Use the included gaskets and hardware during installation, and inspect related EGR and cooling system components for wear before reassembly.
Quality Assurance
Standard Ignition builds this diesel EGR cooler to meet or exceed OE specification for emission system operation and fitment consistency. The steel construction and OE-style design support long-term service in demanding diesel truck applications.
| Year | Make | Model | Liters | Cylinders | Position | Notes |
|---|---|---|---|---|---|---|
| 2007 | Chevrolet | Silverado 2500 HD Classic | 6.6L | V8 | N/A | — |
| 2007 | Chevrolet | Silverado 3500 Classic | 6.6L | V8 | N/A | — |
| 2007 | GMC | Sierra 2500 HD Classic | 6.6L | V8 | N/A | — |
| 2007 | GMC | Sierra 3500 Classic | 6.6L | V8 | N/A | — |
| 2006 | Chevrolet | Silverado 2500 HD | 6.6L | V8 | N/A | — |
| 2006 | Chevrolet | Silverado 3500 | 6.6L | V8 | N/A | — |
| 2006 | GMC | Sierra 2500 HD | 6.6L | V8 | N/A | — |
| 2006 | GMC | Sierra 3500 | 6.6L | V8 | N/A | — |
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