2008 Hummer H2 with a 6.6 L Duramax V8 2008 Hummer H2 with a 6.6 L Duramax V8 " data-image-caption="" data-medium-file="https://i0.wp.com/engineswapdepot.com/wp-content/uploads/2022/12/2008-Hummer-H2-with-a-6.6-L-Duramax-V8-01.jpg?fit=600...