Upgrade your Subaru Impreza WRX Sedan with the HKS Turbo Exhaust System 31029-AF008, designed specifically for turbo applications. This exhaust system features a straight-through design that significantly enhances flow capacity compared to naturally aspirated systems. Experience improved boost pressure, quicker boost response, and a wider power band, leading to an impressive increase in peak horsepower—typically ranging from 10 to 25 additional horsepower depending on your setup.
Users have noted a significant difference in throttle response and overall driving experience after installing the 31029-AF008. Many appreciate the enhanced sound that complements the sporty nature of the WRX, making it not just a performance upgrade but also a pleasure to drive.
Other Part Numbers:
HKS #hks31029-AF008
⚠ WARNING:
Cancer and Reproductive Harm
https://www.P65Warnings.ca.gov
| Make Vehicle | Model | Year |
|---|---|---|
|
2008-2014 Subaru Impreza |
Impreza | 2008-2014 |

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.
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.