Enhance the perforce of your Impreza XV Crosstrek with this set of 2Pcs Upstream+Downstream Oxygen O2 Sensors. Designed compatible with and cury, these sensors ere optimal fuel efficiency and engine perforce. Trust in the quality and compatibility of these sensors to keep your vehicle running ly. Upgrade your today with these essential components. **Premium Quality**: This set incles 2 pieces of upstream and downstream oxygen sensors designed to meet or exceed the original specifications, e reliable perforce compatible with your Impreza XV Crosstrek. ****: Specifically engineered to compatible with seamlessly in your vehicle's system, these oxygen sensors are easy to install without any modifications, saving you time and hassle. **Improved Fuel Efficiency**: By cuely measu the oxygen s in your vehicle's gases, these sensors help optimize fuel-to-air ios, leading to improved fuel efficiency and reduced emissions. **Enhanced Perforce**: The precise data provided by these oxygen sensors allows your vehicle's engine control unit to real-time adjustments, resulting in er engine opeion and overall enhanced perforce. **Long-lasting Durability**: Constructed with materials, these oxygen sensors are built to withstand the rigors of daily driving, e long-lasting durability and reliability compatible with your Impreza XV Crosstrek.