Replacement Heater Core Line Kit for 12-valve Cummins

Replace your leaking or corroded heater tubes with our upgraded stainless steel tubes and high temperature silicone hose kit FPE-CUMM-SSHCL-12V from Fleece Performance. This silicone hose kit FPE-CUMM-SSHCL-12V kit contains everything you need to replace your heater lines from the block to the firewall. This kit is designed as a direct replacement for all trucks originally equipped with air conditioning. Compatible With:

*May not work for all builds due to other engine/vehicle modifications

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