Fleece Valve Cover Conversion Harness (FPE-HAR-CUMM-VC-ADPT-LATE) for 2006-2018 Cummins 5.9L / 6.7L

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The Fleece Valve Cover Conversion Harness (FPE-HAR-CUMM-VC-ADPT-LATE) is a durable electrical adapter for 2006–2018 Cummins 5.9L and 6.7L diesel engines. It enables easy installation of aftermarket valve covers by connecting factory engine wiring to upgraded components, ensuring reliable injector performance and OE-level fit. Designed for both enthusiasts and professionals, it simplifies valve cover upgrades in demanding diesel environments.

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Description

The Fleece Valve Cover Conversion Harness (FPE-HAR-CUMM-VC-ADPT-LATE) is a high-quality electrical adapter designed for use with 2006-2018 Cummins 5.9L and 6.7L diesel engines. Specifically engineered to facilitate the installation of a common rail valve cover conversion, this harness allows for seamless integration between the factory engine wiring and aftermarket or upgraded valve covers. Built with durable materials to withstand the harsh conditions of a diesel engine bay, the Fleece conversion harness ensures reliable electrical connectivity and optimal injector performance. Ideal for performance enthusiasts and professional mechanics alike, it simplifies the upgrade process while maintaining OE-level fit and function.

Additional information
Weight 2.0 lbs
Dimensions 9.0 × 9.0 × 3.0 in
Fitment

Fitment

  • 2006 Dodge Ram 2500/3500 5.9L 24V Cummins
  • 2007 Dodge Ram 2500/3500 5.9L 24V Cummins
  • 2007.5 Dodge Ram 2500/3500 6.7L 24V Cummins
  • 2008 Dodge Ram 2500/3500 6.7L 24V Cummins
  • 2009 Dodge Ram 2500/3500 6.7L 24V Cummins
  • 2010 Ram 2500/3500 6.7L 24V Cummins
  • 2011 Ram 2500/3500 6.7L 24V Cummins
  • 2012 Ram 2500/3500 6.7L 24V Cummins
  • 2013 Ram 2500/3500 6.7L 24V Cummins
  • 2014 Ram 2500/3500 6.7L 24V Cummins
  • 2015 Ram 2500/3500 6.7L 24V Cummins
  • 2016 Ram 2500/3500 6.7L 24V Cummins
  • 2017 Ram 2500/3500 6.7L 24V Cummins
  • 2018 Ram 2500/3500 6.7L 24V Cummins
Features

Features

Convert your 2006-2018 Ram with 6-pin injector connectors to the 2003-2005 4-pin injector connectors with our plug-and-play conversion harness.

This conversion harness is for use on a 2006-2018 Cummins where a 2003-2005 rocker box style is used. 

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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