Just read that the new 2006 Duramax will be 360 hp at 3,000 rpm and 650 lb-ft at 1,600 rpm with a six-speed Allison (http://dieselpowermag.com/tech/chevy/0508dp_dura/). Anybody know any news if Dodge/Cummins is going to respond with an uprating to the 325/610?