Used Ford Mustang Shelby GT500 for Sale near Decatur, TX

## Summary - With 440 currently listed for sale and an **average price of $87,832.00**, 27.0% of 2021 Ford Mustang Shelby GT500s for sale on CarGurus are rated as good or great deals. - **Favorably reviewed:** Owners rated the 2021 Ford Mustang Shelby GT500 4.78 / 5 stars. - **91.8% of 2021 Mustang Shelby GT500 models on CarGurus are accident free**. - The 2021 Ford Mustang Shelby GT500 delivers exhilarating power with its 760 horsepower, making it one of the most powerful vehicles in its class. ## Why it stands out The 2021 Ford Mustang Shelby GT500 is celebrated for its breathtaking performance and commanding presence on the road. With a hand-built 5.2-liter V8 engine and a supercharger, it not only offers outstanding horsepower but also a thrilling driving experience that resonates with muscle car enthusiasts. The GT500 combines traditional muscle car aesthetics with modern technology, featuring exclusive styling that draws attention. Furthermore, despite its high performance, it boasts impressive engineering that enhances its usability and reliability, making it a coveted option for collectors and driving purists alike. ## Other model years to consider - **[2020 Ford Mustang Shelby GT500](https://www.cargurus.com/Cars/l-Used-2020-Ford-Mustang-Shelby-GT500-c28968)** - Average price: $88,053.00 - Good/great deal percentage: 33.6% - User rating: 4.87 / 5 - Total listings: 140 - **[2022 Ford Mustang Shelby GT500](https://www.cargurus.com/Cars/l-Used-2022-Ford-Mustang-Shelby-GT500-c32125)** - Average price: $108,882.00 - Good/great deal percentage: 33.8% - User rating: 4.5 / 5 - Total listings: 160 These recommendations are based on CarGurus' proprietary market data from March 16, 2026, CarGurus experts' opinions, and generative AI.