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2015 Subaru WRX STI

2015 Subaru WRX STI

The 2015 Subaru WRX STI is a high-performance sports sedan known for its powerful engine, precise handling, and all-wheel drive capabilities. It is powered by a 2.5-liter turbocharged flat-four engine that produces 305 horsepower and 290 lb-ft of torque, mated to a 6-speed manual transmission. The WRX STI is also available with a 5-speed automatic transmission.

Owners praise the WRX STI for its exhilarating driving experience, ample power, and sharp steering. However, it has been subject to several reported issues, detailed below:

Engine

  • 2.5-liter Turbocharged Flat-Four

    • Premature Piston Ring Wear Description/Symptoms: Excessive oil consumption, reduced engine power, and potential engine damage. Solution: Piston ring replacement and engine rebuild. Estimated Cost to Fix: $4,000 - $6,000+ Recalls: #16V661000
  • Intake Manifold Air Flap Failure Description/Symptoms: Reduced engine power, stalling, and check engine light illumination. Solution: Intake manifold replacement. Estimated Cost to Fix: $1,000 - $1,500 Recalls: #19V130000

Transmission

  • 6-Speed Manual Transmission

    • Gear Grinding and Difficulty Shifting Description/Symptoms: Difficulty engaging gears, grinding noises during shifts, and potential transmission damage. Solution: Transmission repair or replacement. Estimated Cost to Fix: $2,500 - $4,000+ Recalls: None Found

Suspension

  • Rear Differential Breakage Description/Symptoms: Sudden loss of power, grinding noises from the rear axle, and potential damage to the differential. Solution: Rear differential replacement. Estimated Cost to Fix: $1,500 - $2,000+ Recalls: #18V049000, #19V130000

Electrical

  • Malfunctioning Headlight Switch Description/Symptoms: Intermittent or complete loss of headlight functionality. Solution: Headlight switch replacement. Estimated Cost to Fix: $200 - $350 Recalls: None Found

Exterior

  • Roof Antenna Noise Description/Symptoms: Squeaking or buzzing noises emanating from the roof antenna. Solution: Antenna lubrication or replacement. Estimated Cost to Fix: $50 - $100 Recalls: None Found

Interior

  • Cracked Dash Panel Description/Symptoms: Splitting or cracking of the dashboard panel above the infotainment screen. Solution: Dashboard panel replacement. Estimated Cost to Fix: $500 - $1,000 Recalls: None Found

Other

  • Faulty Fuel Pressure Sensor Description/Symptoms: Erratic fuel gauge readings, reduced engine power, and check engine light illumination. Solution: Fuel pressure sensor replacement. Estimated Cost to Fix: $200 - $300 Recalls: #17V419000

Summary

Overall, the 2015 Subaru WRX STI is a capable and enjoyable performance car, but it has experienced several issues that can impact the driving experience and reliability. The engine and transmission issues can be particularly costly to repair, so it is important to factor these potential expenses into the decision-making process.

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