Recent Arrival!Pure Silver Metallic 2011 GMC Sierra 2500HD SLE Duramax 6.6L V8 Turbodiesel 4WD Allison 1000 6-Speed Automatic**90 Days to First Payment with Approved Credit.Reviews:* Impressive hauling and towing capabilities; refined and quiet ride; solid build quality; responsive steering; comfortable seats. Source: Edmunds* If you are a satisfied past or current Sierra HD owner, you will love these much-improved new ones despite their mostly carryover styling. Their performance, capabilities, refinement and fuel efficiency have improved, especially with their new and surprisingly quiet available Duramax turbo diesel V8. Source: KBB.comAlpine offers an unconventional experience with up front pricing, a non commissioned staff, no games, and a pain free auto shopping experience. Our focus is your satisfaction and making sure you walk out the door happy, with our without a vehicle. Only at Motor City, Only at Alpine! (719)636-3881 1313 Motor City Drive, Colorado Springs, CO 80905.