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| SKU | FPEFPE-HAR-DMAX-LB7-INJ-PT |
| MPN | FPE-HAR-DMAX-LB7-INJ-PT |
| GTIN | 670875718630 |
| Certifications | None |
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2001-2004 | Chevrolet | Silverado 2500 HD | Base |
| 2001-2004 | Chevrolet | Silverado 2500 HD | LS |
| 2001-2004 | Chevrolet | Silverado 2500 HD | LT |
| 2004 | Chevrolet | Silverado 2500 HD | WT |
| 2001-2004 | Chevrolet | Silverado 3500 | Base |
| 2001-2004 | Chevrolet | Silverado 3500 | LS |
| 2001-2004 | Chevrolet | Silverado 3500 | LT |
| 2004 | Chevrolet | Silverado 3500 | WT |
| 2002-2004 | GMC | Sierra 2500 HD | Base |
| 2001-2002 | GMC | Sierra 2500 HD | SL |
| 2001-2004 | GMC | Sierra 2500 HD | SLE |
| 2001-2004 | GMC | Sierra 2500 HD | SLT |
| 2003-2004 | GMC | Sierra 2500 HD | WT |
| 2002-2004 | GMC | Sierra 3500 | Base |
| 2001-2002 | GMC | Sierra 3500 | SL |
| 2001-2004 | GMC | Sierra 3500 | SLE |
| 2001-2004 | GMC | Sierra 3500 | SLT |
| 2004 | GMC | Sierra 3500 | WT |
Upgrade your 01-04 GM 2500 and 3500 Duramax LB7 diesel engine with the Fleece Performance Outer Injector Connector Pigtail. This extension harness is designed specifically for the LB7 series, ensuring a perfect fit and reliable connection for your fuel injectors. Crafted by Fleece Performance, a trusted name in automotive wiring harnesses, this pigtail helps maintain optimal injector performance and engine efficiency.
Whether you are replacing a damaged connector or upgrading your engine components for enhanced durability, this extension harness provides a secure and weather-resistant connection. Its OEM-style design makes installation straightforward, saving you time in your tuning or repair project.
Perfect for enthusiasts and professional workshops alike, this product supports your commitment to quality and performance. Keep your Duramax engine running smoothly with a component that meets the highest standards in reliability and fitment. Trust Fleece Performance and Tuningsupply to deliver parts that make a difference in your build.
Whether you are replacing a damaged connector or upgrading your engine components for enhanced durability, this extension harness provides a secure and weather-resistant connection. Its OEM-style design makes installation straightforward, saving you time in your tuning or repair project.
Perfect for enthusiasts and professional workshops alike, this product supports your commitment to quality and performance. Keep your Duramax engine running smoothly with a component that meets the highest standards in reliability and fitment. Trust Fleece Performance and Tuningsupply to deliver parts that make a difference in your build.
Customer reviews
Based on 160 reviews
Netherlands owned and operated
We want to deliver parts fast, efficiently, and with ease. Our mission is to continue to provide just that. To provide large inventory and efficient logistics while maintaining great service. As well as a community with like-minded auto enthusiasts that share the same passion as we do.

















