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  See more parts for Subaru WRX
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HKS Super Turbo Muffler Subaru WRX STI EJ20T 2015-2021 - 31029-AF011

HKS 31029-AF011 Turbo Exhaust System for Subaru WRX STI

If you're looking to boost your Subaru WRX STI's performance, the HKS 31029-AF011 Turbo Exhaust System is designed just for you. This system is specifically engineered for turbo applications, providing greater flow capacity compared to naturally aspirated setups. With its straight-through design, this exhaust system enhances boost pressure and response, giving you a broader power band and an impressive increase in peak horsepower. On average, users experience gains of 10-25 horsepower, making this an essential upgrade for any performance enthusiast.

Key Features:

  • Construction: Made from high-quality SUS304 stainless steel for durability and longevity
  • Diameter: 75mm - optimized for maximum exhaust flow
  • Tip Size: 124mm for a sporty look and improved performance
  • Center Pipe: Included for a complete installation
  • Tip Color: Sleek silver finish that complements your vehicle's aesthetics

Fitment:

  • Compatible with Subaru WRX STI EJ20T models from 2015 to 2021

Customer Feedback:

Many Subaru WRX STI owners have noted how the HKS 31029-AF011 has significantly improved their driving experience. The enhanced exhaust note is a favorite among enthusiasts, and the noticeable boost in power makes every drive more exhilarating. Installation is straightforward, allowing you to enjoy the benefits without a hassle.

Important Notes:

  • Images are for marketing purposes only; the actual product may vary slightly.

Other Part Numbers:
HKS #hks31029-AF011

Proposition 65

⚠ WARNING: Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov

Vehicle Make/Model
Subaru WRX 2015-2016 STI
Subaru WRX 2015-2021 Premium
Subaru WRX 2015-2021 Limited
Subaru WRX 2015-2021 Base
Subaru WRX 2017-2021 Sport-tech
Subaru WRX 2017-2021 Sport
Subaru WRX 2018-2021 6 Man
Subaru WRX 2018-2021 CVT
Subaru WRX 2019-2020 Sport-tech RS
Subaru WRX 2019 Raui Edition
Subaru WRX 2021 EyeSight
Subaru WRX STI 2015 Launch Edition
Subaru WRX STI 2015-2021 Limited
Subaru WRX STI 2015-2021 Base
Subaru WRX STI 2016 Series.HyperBlue
Subaru WRX STI 2017-2021 Sport-tech
Subaru WRX STI 2017-2021 Sport
Subaru WRX STI 2018-2021 STI
Subaru WRX STI 2018 Type RA
Subaru WRX STI 2019 S209
Subaru WRX STI 2020 Kanrai Edition

Since its beginning, HKS has been committed to providing well-integrated, reliable,and environmentally sound performance systems. Mr. Hasegawa's strong leadership, engineering genius, creativity and willingness to listen to customers are the pillars of the company's success. Monitoring consumer reaction and input on issues pertaining to material quality, external appearance, sound quality, and of course, performance, HKS stays in tune with automotive enthusiasts' needs. Moreover, HKS' products are designed to be user friendly for easy installation.

Warranty for Exhaust System

HKS provides a warranty to the original purchaser of HKS exhaust systems against defects in materials and workmanship for a period of one year. The warranty applies only for vehicle specific exhaust systems. Other products such as metal catalyzers, front pipes, exhaust manifolds, and center pipes are not covered.

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