S&B | 2003-2024 Dodge Ram 5.9L / 6.7L Cummins Heater Core Supply Hose
The S&B Heater Core Supply Hose is made of stainless steel and heavy-duty silicone, replacing the OEM plastic fitting prone to cracking and leaking.
- The OEM plastic fitting near the cylinder head is prone to cracking and leaking due to heat and age.