This truck part is made by Cummins®. We guarantee that all of our parts are from the OEM (original equipment manufacturer), ensuring a proper fit and quality manufacturing.
We honor the warranty provided by the original equipment manufacturer.
Fluid Heating Hose (FHH)
The Fluid Heating Hose, commonly abbreviated as FHH, is a vital component in a truck's heating system. Its main function is to carry hot fluid from the engine to different parts of the vehicle that require heat, such as the cabin heater or transmission. The FHH ensures that these components receive an adequate supply of hot fluid in order to function properly. Part number 4377352 refers to a specific model of FHH and should be used for replacement purposes when necessary.
SPECIFICATIONS
RECOMMENDED PARTS
* Variable geometry turbocharger and electronic actuator repairs are not eligible to be claimed as over-the-counter under New or ReCon parts warranty for parts installed after October 1, 2018.
* Diesel Oxidation Catalyst (DOC), Diesel Particulate Filter (DPF), Selective Catalyst Reduction (SCR) catalyst, and Electronic Control Module (ECM) repairs are not eligible to be claimed as over-the-counter under New or ReCon parts warranty for parts installed after January 1, 2020.
* These restrictions are only applicable to New parts and ReCon parts coverages for the components listed above sold to a customer in the US or Canada. All other coverages are excluded. All other regions are excluded.
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