Discover the ultimate in full-size truck capability with the 2021 GMC Sierra 2500HD Denali. Equipped with the powerful Duramax 6.6L V8 Turbodiesel engine, this Sierra delivers exceptional performance and towing prowess.- Power-retractable assist steps with LED perimeter lighting- Hunter Metallic Green exterior- Engine block heater for cold weather operation- 220-amp alternator for reliable electrical performance- Cargo convenience package with under-seat storage- Power-retractable assist steps with LED perimeter lighting- Hunter Metallic Green exterior- Engine block heater- 220-amp alternator- Cargo convenience package with under-seat storage- Denali Ultimate Package with technology features and power sunroof- Trailer tire pressure monitor sensors- Black front and rear splash guardsInside, the Sierra 2500HD Denali surrounds you in premium comfort and convenience. The Bose premium audio system, dual-zone climate control, and heated and ventilated front seats create an exceptional driving experience. Advanced technology features like the 15-inch head-up display, 360-degree camera system, and wireless charging keep you connected and in command.The Sierra 2500HD Denali is engineered to handle the toughest jobs with ease. The rugged off-road suspension, locking rear differential, and Trailering Package make this truck a capable companion for any adventure. With its bold Denali styling and premium amenities, the 2021 GMC Sierra 2500HD Denali is the ultimate expression of power and refinement.Treat yourself to the uncompromising capability and luxury of the 2021 GMC Sierra 2500HD Denali. Schedule a test drive today and experience the difference.