To compare, the 2006 Hummer H1 Alpha has a 300-horsepower engine ... Quilted stitching and custom lumbar supports were added per request of the buyer. The Executive Interior Package upgrade ...

In 2006, The HUMMER H1 was offered as a heavily modified Alpha model. The HUMMER H1 Alpha model received up to 520 pound-feet of torque from a 6.6-liter Duramax turbo diesel engine. The higher ...

Showing the 2006 Hummer H1 Alpha 4-Passenger Open Top Alpha Wondering which trim is right for you? Our 2006 Hummer H1 Alpha trim comparison will help you decide.

It’s important to carefully check the trims of the car you’re interested in to make sure that you’re getting the features you want, and aren’t overpaying for those you don’t want.