Searching for the perfect blend of function and elegance? Discover Oxygen Sensor Up+Downstream For Infiniti EX35 FX35 3.5L G37 M37 EX37 3.7L 2011-2013 QX70 QX50 FX50 5.0L 4Pcs 234-9135 234-4380 today at the best price. Recognized for its superior performance and modern, functional design. Discover top-rated finds on Posegg.com — buy online and save today.