Discuss the fifth generation (2011) of the 6.6L Duramax diesel engine & associated components. Engine related discussion ONLY.

Discuss the fourth generation (2007.5-2010) of the 6.6L Duramax diesel engine & associated components. Engine related discussion ONLY.

Discuss the third generation (2006-2007.5 LBZ & LLY) of the 6.6L Duramax diesel engine & associated components. 2006 LLY engine discussion also belongs in this forum due to the similarities of the 2006 LBZ and the 2006 LLY. Engine related discussion ONLY.

Discuss the second generation (2004.5-2005 LLY) of the 6.6L Duramax diesel engine & associated components. 2006 LLY engine discussion belongs in Third Generation forum due to the differences of the 2006 LLY and the 2004.5-2005 LLY. Engine related discussion ONLY.

Discuss the first generation (2001-2004 LB7) of the 6.6L Duramax diesel engine & associated components. Engine related discussion ONLY.

Discuss the upcoming 4.5L Duramax diesel engine.

Discuss the 6.5L GM diesel engine & associated components.

4L80/85E Transmissions

Discuss the 6.2L GM diesel engine & associated components.

Discuss any other GM Diesel engines... 5.7l Olds, Chevette Diesel, or anything else that doesn't fit anywhere else...

Did you put a 6.5 in a Camaro? A Duramax in a boat? A Cummins in a Chevy? A Powerstroke in a van? Then you must have a touch of the good Dr. Frankenstein. Post your stories, questions, discussions in here... this is intended to be a place to discuss your questions on how to, what to do, etc...