Fleece #2 and #7 High Pressure Injection Line (FPE-FL-LBZLMM-27) for 2006-2010 Duramax LBZ / LMM

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The Fleece #2 and #7 High Pressure Injection Line (FPE-FL-LBZLMM-27) is a premium replacement part for 2006–2010 Duramax LBZ and LMM diesel engines. Made by Fleece Performance Engineering, it ensures reliable fuel delivery from the high-pressure pump to the injectors, enhancing engine efficiency and performance. Designed for a direct OEM fit, it offers durability and prevents issues caused by worn or corroded factory lines, making it an ideal upgrade or maintenance solution for maintaining peak engine performance.

 

Replaces GM Part # 98006523

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Description

The Fleece #2 and #7 High Pressure Injection Line (FPE-FL-LBZLMM-27) is a high-quality replacement component designed specifically for 2006–2010 Duramax LBZ and LMM diesel engines. Manufactured by Fleece Performance Engineering, this injection line ensures optimal fuel delivery from the high-pressure pump to the injectors, supporting efficient engine performance and reliability. Over time, factory lines can become worn or corroded, leading to leaks or performance issues, making this premium replacement an essential upgrade or maintenance item. Precision-engineered for a direct fit, the FPE-FL-LBZLMM-27 offers durability and compatibility with OEM specifications, helping diesel enthusiasts and professionals maintain peak performance in their Duramax-powered vehicles.

Additional information
Weight 2.0 lbs
Dimensions 10.0 × 4.0 × 4.0 in
Fitment

Fitment

  • 2006 GM Silverado/Sierra 2500/3500 6.6L LLY/LBZ Duramax
  • 2007 GM Silverado/Sierra 2500/3500 6.6L LLY/LBZ Duramax (classic body style)
  • 2007.5 GM Silverado/Sierra 2500/3500 6.6L LMM Duramax (new body style)
  • 2008 GM Silverado/Sierra 2500/3500 6.6L LMM Duramax
  • 2009 GM Silverado/Sierra 2500/3500 6.6L LMM Duramax
  • 2010 GM Silverado/Sierra 2500/3500 6.6L LMM Duramax
Installation

Installation

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About brand
Fleece Performance Engineering is a diesel performance manufacturer focused on reliability and precision engineering. The company designs parts that solve common diesel issues while supporting added power. Fleece products support daily driving, towing, and performance diesel trucks. Fleece engineers fuel system components, turbochargers, electronics, and emissions-compliant upgrades in house. Their parts improve efficiency, drivability, and long-term engine protection. Each product is tested for proper fit and consistent performance. Diesel owners trust Fleece for dependable upgrades. Whether maintaining a work truck or building for performance, Fleece delivers proven solutions designed for real-world use.
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