2021 Subaru WRX STI: Key Features and Insights

June. 04,2025

Explore the key features and specifications of the 2021 Subaru WRX STI, including performance, safety, comfort, and pricing. Designed for enthusiasts, this all-wheel-drive sports car combines power with advanced features, making it a popular choice among sportscar lovers. Learn about its engine, interior, safety systems, and available options to make an informed decision. Perfect for those seeking a stylish, fun-to-drive vehicle with reliable performance and modern amenities, the WRX STI remains a top contender in the sports car market.

2021 Subaru WRX STI: Key Features and Insights

2021 Subaru WRX STI: Essential Overview

Driving a sporty car on open roads offers an unmatched thrill. These vehicles combine speed and style, providing distinctive joy to owners. With a crowded market of sports cars, choosing the right model can be challenging. If you're searching for the best option, consider the 2021 Subaru WRX STI. This five-seat, all-wheel-drive vehicle is packed with advanced features and performance capabilities.

Highlights of the 2021 Subaru WRX STI
Among the WRX range, the STI model stands out as highly desired. Here’s a look at the main features of Subaru’s 2021 WRX STI.

Although a 2022 WRX has been released, the STI trim has not yet been introduced.

Performance and Engine
The vehicle is powered by a 2.5L turbocharged Subaru Boxer engine paired with a six-speed manual transmission. It delivers up to 310 horsepower at 6,000 rpm. The fuel tank capacity is 15.9 gallons. With responsive steering, balanced handling, 19-inch aluminum-alloy wheels, and sport-tuned suspension, the car excels in maneuverability.

Interior Comfort and Steering
The WRX STI features a distinctive D-shaped steering wheel designed for improved grip and driving experience. Its front seats are adjustable for personalized comfort, with multi-level heating for both driver and passenger. The rear includes a folding center armrest for added convenience.

Safety is a priority, and the 2021 WRX STI includes dual front-impact, side-impact, overhead, and knee airbags, along with child safety seat anchors and rear door child locks. Other safety features include tire pressure monitoring, emergency braking assist, and dusk-sensing headlamps.

Convenience and Comfort
To enhance driving ease, the vehicle offers electric power steering, a rearview camera, leather-wrapped steering wheel, and interior air filtration. Additional features include turn signal mirrors and storage compartments in the front seats.

Pricing and Customization
The starting price is approximately $37,245. Buyers can opt for various accessories, add-ons, and color options, including exterior packages for an enhanced look and functionality.

Infotainment System
The WRX STI boasts a 7-inch multimedia touchscreen connected to six speakers, delivering high-quality sound. It supports Apple CarPlay, Android Auto, satellite radio, hands-free calling, and voice controls for an engaging driving experience.

Warranty Coverage
Warranty options include a three-year/36,000-mile New Car Limited Warranty and a five-year/60,000-mile Powertrain Limited Warranty. Additional warranties cover wear items and rust perforation.

When choosing a sports car, careful comparison of trim levels and features is essential. Visit a dealership for detailed insights and to determine the best fit for your needs before making a purchase decision.