1Applicable Model: Oxygen sensor is fit for Outboard BF175 BF200 BF225 BF250 BF40, please confirm whether your model is applicable before buying. 2OE Number: The part numbers of oxygen sensor for reference are 35655 ZY3 C01, 35655 ZY3 013, please confirm whether it is consistent with the OE you need. 3Reduce Pollution: It is to determine whether the oxygen in the exhaust gas after the engine combustion is excessive, that is, the oxygen content, to reduce the environmental pollution of the car. 4Durable Material: A new sensor is made of premium and environmentally friendly Abs and metal materials, non toxic, with heat and impact resistance. 5Easy Installation: The oxygen sensor is simple to install, plug and play, directly cooperate, easy to install, and does not require professional skills and tools.