HKS Premium Suction Kit Subaru Impreza
- Stock rubber hose is replaced with aluminum pipe.
- The specially designed polished aluminum pipe improves engine compartment appearance.
- No affect to stock management system.
Airflow meter does not show fluctuation with or without Premium Suction. (See the graph on the left.) However, the intake resistance is reduced when Premium Suction is installed. (See the red line on the graph on the right.) Unique design of the pipe connected to the turbine and aluminum suction pipes can reduce the intake resistance. Experience the improved engine response when accelerating for overtaking.
For over 40 years, HKS products have been put to the test in drag racing, road racing, rallying, and top speed trials. HKS equipped vehicles have captured numerous racing championships and hold claim to a myriad of competition records using many “off the shelf”, race proven HKS components. As a result, HKS has been synonymous with “performance” in the automotive aftermarket industry for the past 40+ years.
This product is compatible with the following vehicles
| Vehicle Make | Vehicle Model | Vehicle Variant | From | To | Engine | Notes |
| Subaru | Impreza | WRX STi | 2009 | 2014 | EJ257 | 3.5L 330S - 4WD Petrol |
| Subaru | Impreza | Cosworth STI | 2009 | 2014 | EJ257 | 2.5L CS400 - 4WD Petrol |
| Subaru | Impreza | WRX | 2009 | 2014 | EJ257 | 2.5L S - 4WD Petrol |
Whether it is engine, exhaust, suspension, or drive-train systems, there is no substitute for the performance, quality and reliability of HKS. Part-Box/Co-ordSport are an approved distributor for HKS performance and tuning products.
For over 35 years, HKS products have been put to the test in drag racing, road racing, rallying, and top speed trials. HKS equipped vehicles have captured numerous racing championships and hold claim to a myriad of competition records using many “off the shelf”, race proven HKS components. As a result, HKS has been synonymous with “performance” in the automotive aftermarket industry for the past 35+ years.
