Fleece Replacement Thermostat Housing with Auxiliary Port (FPE-CUMM-TH-19) for 2019-2024 Cummins 6.7L

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The Fleece Replacement Thermostat Housing with Auxiliary Port (FPE-CUMM-TH-19) is a durable, high-performance upgrade for 2019–2024 Ram trucks with 6.7L Cummins engines. It features an integrated auxiliary port for easy sensor or custom plumbing additions, making it ideal for modified setups. Designed for a precise fit, it enhances coolant flow, engine temperature control, and overall efficiency.

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SKU: FPE-CUMM-TH-19 Categories: , , ,
Description

The Fleece Replacement Thermostat Housing with Auxiliary Port (FPE-CUMM-TH-19) is a high-quality upgrade designed specifically for 2019–2024 Ram trucks equipped with the 6.7L Cummins diesel engine. Crafted from durable materials, this thermostat housing offers improved reliability and performance over the factory component. One of its standout features is the integrated auxiliary port, which allows for the easy addition of sensors, a heater grid delete, or other custom plumbing needs—making it ideal for performance enthusiasts and those with modified setups. Engineered for a perfect fit, the FPE-CUMM-TH-19 ensures seamless installation and optimal coolant flow, helping to maintain engine temperatures and enhance the overall efficiency of your Cummins-powered truck.

Additional information
Weight 4.0 lbs
Dimensions 8.0 × 8.0 × 3.0 in
Fitment

Fitment

  • 2019 Ram 2500/3500 6.7L 24V Cummins
  • 2020 Ram 2500/3500 6.7L 24V Cummins
  • 2021 Ram 2500/3500 6.7L 24V Cummins
  • 2022 Ram 2500/3500 6.7L 24V Cummins
Installation

Installation

Application Notes

Direct replacement for thermostat elbow included in our coolant bypass kits: FPE-CLNTBYPS-CUMMINS-19.

Direct replacement for 2019-2024 Cummins 6.7L coolant thermostat housing.

Auxiliary port is threaded to accept a -10AN (7/8″-14) fitting

*Protected under US Patent D1037317

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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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