NGK 15-20 Subaru WRX / 14-18 Forester Direct Fit (B1S2) Oxygen Sensor

2025-08-19T13:34:05-06:00

Price: 135.41

NTK is the world's largest supplier and manufacturer of OEM oxygen sensors. Oxygen sensors play a critical role as part of the vehicle's on-board diagnostic system in maintaining optimal engine performance, maximizing fuel efficiency and reducing harmful emissions. Providing constant closed loop feedback to the ECU, oxygen sensors help to control the air-fuel ratio while alerting OBDII systems of possible problems with fuel delivery or catalytic converter efficiency. A ceramics company at our core, NTK uses state-of-the art technology enabling control of the ceramic element used in our oxygen sensors from raw material to finished product. Trust The Sensor Specialist for full-line market support and OE application technology.

This Part Fits:

Year | Make | Model | Submodel
2014-2018 | Subaru | Forester | 2.0XT Premium
2014-2018 | Subaru | Forester | 2.0XT Touring
2015-2021 | Subaru | WRX | Base
2015-2021 | Subaru | WRX | Limited
2015-2021 | Subaru | WRX | Premium