Recommended Accessories
This part fits your vehicle!
Based on the manufacturer’s specs, this product is an exact fit for your 2007-2009 Subaru Impreza
2007-2009 Subaru Impreza - K&N Cold Air Intake 57i Apollo Performance
Part number: K3357A6044
Manufacturer number: 57A-6044
Product Description: K&N 57I APOLLO SERIES PERFORMANCE INDUCTION KIT -- Street legal in most states but not legal in California; 96 to...Read More
Series: 57i Apollo Performance
Warranty: K&N's limited million-mile warranty
Fit note:
- California Air Resources Board Exempt: No, 57A Series
- California Air Resources Board Exempt: No
- From 10/07, California Air Resources Board Exempt: No
- Overview
- Manufacturer info
- Extended Warranty
K&N 57I APOLLO SERIES PERFORMANCE INDUCTION KIT -- Street legal in most states but not legal in California; 96 to 99 percent filtration efficiency; Includes black flexi cold air hose, air filter assembly, MAS adaptor tube, and mounting hardware; Features Apollo's shell that reduces heat build-up and feeds cold air into your engine; Designed to increase your vehicle's power and acceleration throughout the RPM range; Its washable and reusable air filter is made of multiple interwoven layers of surgical cotton gauze infused or charged with oil for outstanding filtration and airflow; Can go up to 100,000 miles between cleanings depending on driving conditions; With K&N's limited million mile warranty.
This product fits the following Subaru Impreza submodels
This product fits the following Subaru Impreza submodels
- 2007-2007: WRX Limited; 4 Cyl 2.5L;
- 2007-2007: WRX STI Limited; 4 Cyl 2.5L;
- 2007-2007: WRX TR; 4 Cyl 2.5L;
- 2007-2009: 2.5i; 4 Cyl 2.5L;
- 2007-2009: Outback Sport; 4 Cyl 2.5L;
- 2007-2009: WRX; 4 Cyl 2.5L;
- 2007-2009: WRX STI; 4 Cyl 2.5L;
- 2008-2008: Sport; 4 Cyl 2.5L;
- 2009-2009: 2.5 GT; 4 Cyl 2.5L;



