Here we have a good used and running well complete 6.6 LLY Duramax engine assembly removed from a 2005 GMC 2500hd. Please review all of the media and youll see how nice it runs and that the balance rates are all in spec. This will be a direct swap for all 04-05 2500/3500 trucks, This engine comes with fresh new glow plugs since they are a common failure point. This is being sold as a complete engine with all accessories and fuel system but WITHOUT any electrical. 60 day warranty covers the long block components only, does not cover any serviceable bolt on items which can be swapped from your core engine that we dont need back.