Used 2021 Subaru WRX STI for Sale near Denver, CO

## Summary - With 163 currently listed for sale and an **average price of $33,297.00**, 28.2% of 2021 Subaru WRX STIs for sale on CarGurus are rated as good or great deals. - **Favorably reviewed:** Owners rated the 2021 Subaru WRX STI 5 / 5 stars. - **69.9% of 2021 WRX STI models on CarGurus are accident free.** - The 2021 Subaru WRX STI delivers a thrilling performance from its 310 horsepower engine, combined with standard all-wheel drive, making it a top choice for driving enthusiasts. ## Why it stands out The 2021 Subaru WRX STI is designed for those who cherish performance and driving engagement. This high-performance sedan features a potent 2.5-liter turbocharged flat-four engine that churns out an exhilarating 310 horsepower and pairs exclusively with a manual transmission, ensuring a thrilling driving experience. Unlike many rivals in the compact performance segment, the WRX STI stands out with its aggressive styling, including a prominent hood scoop and a substantial rear wing, giving it a distinctive presence on the road. While it excels in delivering lively driving dynamics and cornering precision, the ride can be harsh compared to competitors, which may deter some buyers looking for everyday comfort. Additionally, its interior, showing signs of age and technological limitations, highlights the need for an update. However, for enthusiasts focused on performance, the WRX STI provides an unmatched connection to the road. ## Other model years to consider - **[2020 Subaru WRX STI](https://www.cargurus.com/Cars/l-Used-2020-Subaru-WRX-STI-c29850)** - Average price: $29,492.00 - Good/great deal percentage: 26.6% - User rating: 4.9 / 5 - Total listings: 233 - **[2018 Subaru WRX STI](https://www.cargurus.com/Cars/l-Used-2018-Subaru-WRX-STI-c26874)** - Average price: $23,550.00 - Good/great deal percentage: 22.7% - User rating: 4.86 / 5 - Total listings: 229 - **[2019 Subaru WRX STI](https://www.cargurus.com/Cars/l-Used-2019-Subaru-WRX-STI-c28138)** - Average price: $26,624.00 - Good/great deal percentage: 27.3% - User rating: 4.5 / 5 - Total listings: 242 This analysis is based on CarGurus' proprietary market data from March 23, 2026, CarGurus experts' opinions, and generative AI.