Delphi 4B ECU & Standalone Harness, includes two fan relays. It currently has a file for 2005 6.0L but I could load a number of different calibrations, Stock LS1, Z-06, ASA, 4.8/5.3/6.0-liter stock. Harness and computer have been used for less then 3 hours!!! Almost new... installed in early 2009. I paid well over $1400.00 and I'm selling for $850.00 OBO
Any questions PM or call 928-941-9828