BMI Block Heater Cord for Dodge Ram Cummins 5.9 6.7 L 1989-2018+ 2500 3500 Block Heater Cord Compatible with: All 1989-2015 Cummins Diesels (5.9 & 6.7 Liter) 6' High Quality Rubber for long life and flexability in the cold. Plug ends are molded into cord, not just glued on to it like products of lesser quality. Keeps moisture out 1500w rated OEM Manufacturer for Ram