Fitment and Product Information. Brandname: Painless Wiring Products Part Number: 60250 Description. The first aftermarket harness to facilitate the transplant of a Cummins diesel engine, this harness will fit 2003 – 2005 5.9L common rail diesel Cummins engines using standard transmissions. Professionally manufactured by Painless Performance with all new components that meet factory specifications for durability and performance. Created with a rugged Bussman weatherproof electrical center at its heart, this harness is ready for the harsh environment of a diesel engine compartment. Integral fuse block circuits include 40 amp relays for fuel pump, fuel heater and ignition circuits. B+ and ignition circuits are short circuit protected by the 10 mini ATC fuses. Number of Circuits: 10 Fuses with 2 Ignition, 1 Fuel Heater & 1 Accessory Relay. Harness Length: 4 Feet Between Engine and ECM. Fuse Type: Mini Blade. Color Code Based: 2005 2500HD Dodge Truck. Circuit Designations: Printed Wire Tags on all Connectors and Open Ended Wires. WARNING : This product can expose you to chemicals including Styrene, which is known to the State of California to cause cancer.