BMP REAR CUMMINS SPIN ON FUEL HEATER Cummins 13-21

Add a Fuel Heater to your 13-21 Cummins Rear Cat Fuel Filter System. 

If you live in a cold enough environment for fuel to Gell this kit is a must.

• Built in thermostat 
• Spin on design
• Uses factory harness
• Prevents fuel from gelling