O2 Sensor Upstream and Downstream 234-9014 24578, Oxygen Sensor Kit

O2 Sensor Upstream and Downstream 234-9014 24578, Oxygen Sensor Kit

• Fix engine light and restore performance - Upstream and downstream o2 sensor set helps resolve check engine light, unstable idle, and fuel fluctuation issues, improving engine response and driving stability.
• Accurate signal for fuel efficiency - Oxygen sensor monitors air fuel ratio in real time, helping maintain proper fuel usage and smoother acceleration for daily driving.
• Direct fit for selected for Subaru models - Compatible with for Subaru Forester 1999-2004 2.5L H4, for Subaru Impreza 1999-2004 2.2L H4, also fits for Honda for Accord 2000-2002 2.3L L4. Designed as o2 sensor replacement for easy matching.
• Upstream and downstream sensor kit - Includes 2 pieces o2 sensors (upstream and downstream), ideal for replacing both sensors at once and avoiding repeated repairs.
• Simple installation with 4 wire design - 4 wire oxygen sensor supports plug and play installation. Please confirm model, year, and part number 234-9014 before purchase.