Please check fitment notes & description for accurate information.2000-2001 Infiniti I30 3.0L2001 Nissan Frontier 2.4L2000-2001 Nissan Maxima 3.0L2000-2001 Nissan Sentra 1.8L Oxygen Sensor's Location: How do I know the O2 sensor is good or not? Check engine light on A reduction in fuel economy. Your catalytic converter fails unexpectedly Exhaust emissions reach undesirable levels. .
