V8 6.6l Turbo-diesel 445 HP (L5P) - Diesel, Summit White, High Country Deluxe, Power Sunroof (crew) This top-of-the-line 2023 Chevrolet Silverado 2500HD High Country Crew Cab 4x4 combines massive heavy-duty capability with high-end luxury, driven by a powerful 6.6L Duramax Turbo-Diesel V8 engine paired with an Allison 10-speed automatic transmission. The premium High Country cabin surrounds passengers in executive comfort, featuring exclusive perforated leather seating, heated and ventilated front seats, a Bose audio system, and an Advanced Trailering System with up to 14 camera views. Come by Highway Mazda today!