Fleece Fuel Rail Fitting Adapter 14mmx1.5 to 18mmx1.5 – 3.5mm (FPE-34197) for 2012-2018 Cummins 6.7L

$26.20

The Fleece Fuel Rail Fitting Adapter (FPE-34197) is a high-quality component for 2012–2018 Cummins 6.7L engines, designed to connect aftermarket fuel system parts or diagnostic tools. It features a 14mm x 1.5 male to 18mm x 1.5 female thread with a 3.5mm orifice, ensuring a secure, leak-free fit. Made by Fleece Performance Engineering, it provides OEM-level durability and is ideal for both performance upgrades and maintenance.

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Description

The Fleece Fuel Rail Fitting Adapter (FPE-34197) is a precision-engineered component designed specifically for 2012-2018 Cummins 6.7L engines. This adapter features a 14mm x 1.5 male thread to an 18mm x 1.5 female thread with a 3.5mm orifice, allowing for seamless integration of aftermarket fuel system components or diagnostic tools. Manufactured by Fleece Performance Engineering, it ensures a secure, leak-free connection and maintains proper fuel flow for high-performance or stock applications. Ideal for enthusiasts or technicians upgrading or servicing the fuel system, the FPE-34197 offers a reliable solution with OEM-level fitment and durability.

Additional information
Weight 1.0 lbs
Dimensions 4.0 × 4.0 × 2.0 in
Fitment

Fitment

  • 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
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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