Subaru WRX STI Reliability

Subaru’s WRX has gained a reputation for being a fast and powerful rally car that can keep up with other sports cars. The Subaru WRX first made its debut in the early 1990s and now comes in two different models, the WRX and the WRX STI. The STI comes with a rear spoiler. The Subaru WRX STI is an enhanced version of the original Subaru WRX.


Subaru’s WRX STI is equipped with a 2.5-liter BOXER engine that possesses 305 horsepower and 290 lb-ft of torque. As well as the Driver Controlled Center Differential (DCCD), the STI is also equipped with performance Brembo brakes and a Symmetrical All-Wheel Drive system. Subaru WRX STIs reach a top speed of 174 mph. The Subaru WRX STI delivers more in terms of driving experience than the Subaru WRX. It corners flatter, accelerates faster, and brakes harder.


RepairPal ranks the Subaru WRX STI 36th out of 36 compact cars based on its Reliability Rating of 2.5 out of 5.0. Although the 2020 Subaru WRX STI is still the best performance value, they aren’t perfect. Some issues have been reported in recent years.


According to ANCAP, the WRX STI has an overall safety score of 35.85 out of 37 with performing excellently in protecting frontal and pedestrians. Subaru’s 2021 WRX STI received an overall safety rating of 5 out of 5 stars in the frontal crash, side crash, and rollover tests administered by the NHTSA.

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Depreciation Rate

Compared to other brands of cars, Subaru’s do not depreciate as quickly. The WRX and WRX STI were ranked in the top ten of lowest depreciation vehicles in a study. Based on 5-year depreciation for sports cars, the WRX was second to the Porsche 911 with 39.8%. 

Maintenance and Repair

Maintenance costs for a Subaru WRX STI are $758 per year. Shop costs, mileage, age, and location all factor into repair and maintenance costs.


Is Subaru WRX STI a Front-Wheel-Drive, Rear-Wheel-Drive or All-Wheel-Drive car?    

The Subaru WRX STI is a All Wheel Drive car.    

How many seats are in the Subaru WRX STI?    

The Subaru WRX STI is a car with 5 seats. The EPA Classification for this car is: Compact Cars    

What is the horsepower in a Subaru WRX STI and does it have a turbo?    

The Subaru WRX STI has 310 horsepower and 290 lb-ft of torque. The engine is a Intercooled Turbo Premium Unleaded H-4 with a displacement of 2.5 L The fuel system is: Sequential MPI.    

How much ground clearance does the Subaru WRX STI have?    

4.9 inches ( 12,45 cm )    

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What type of wheels does it have?    

Subaru WRX STI has 19 X 8.5 inch Aluminum Front Wheels and 19 X 8.5 inch Aluminum Rear Wheels.

How long do Subaru WRX Sti engines last?

Subaru engines should last approximately 200,000 miles if they are maintained in good condition. A vehicle should travel 13 years on average 15,000 miles per year. One forum stated that Subaru engines can last for a long time because of owners who have been responsible.

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