1Pretested, precise and high quality oxygen sensor. 2Designed to improve fuel economy while reducing harmful emissions. 3Helps the engine run efficiently in perfect air-gas ratio. 4Improve engine response and performance. 5Fit for Subaru Impreza Forester 2.5L EJ253.Features: Pretested, precise and high quality oxygen sensor.Designed to improve fuel economy while reducing harmful emissions.Helps the engine run efficiently in perfect air-gas ratio.Improve engine response and performance.Direct replacement for the original one, plug and play.Fit for Subaru Impreza Forester 2.5L EJ253.Specification: Condition: 100% Brand New Material: Metal + Plastic Color: as picture show OE: 22641-AA360 Package Weight: approx.131g Fitment: for Subaru Forester GT 3/05-12/07 EJ253 4 2.5L for Subaru Forester S12 12/07- EJ253 4 2.5L for Subaru Liberty/Outback STi MY06 * 3/05-6/06 EJ252 4 2.5L for Subaru Liberty/Outback STi 4/06- EJ252 4 2.5L for Subaru Liberty/Outback STi MY06 * 3/05-6/06 EJ253 4 2.5L for Subaru Liberty/Outback STI 4/06- EJ253 4 2.5L for Subaru SVX C11 3/92-1/94 EG3D 6 3.3L for Subaru SVX C12 9/03-11/96 EG33D 6 3.3L for Subaru Impreza G11 MY06-07 ** 6/05-6/07 EJ204 4 2.0L DOHC for Subaru Liberty/Outback B13 MY06- ** 3/05- EJ204 4 2.0L Package List: 1 * Oxygen Sensor