Feature:Resolve high fuel consumption, power loss, by replacing your worn-out sensor.Enjoy a smoother drive engine efficiency.This sensor delivers critical oxygen-level data to your car's computer (ECU), enabling it to constantly adjust the air-fuel ratio for maximum fuel efficiencyEngineered with a durable body and an anti-corrosion connector to reliably withstand high-temperature.This is a non-OEM product, accessory only!Specification:Material: Metal, PlasticInstallation Position: Upstream Downstream OE Number:670002199/670004022/0258010360/670009075/670009076Fitment:for Maserati Ghibli 3.0L 2014-2020for Maserati Quattroporte 3.0L 2015-2020for Maserati Quattroporte 3.8L 2014-2020for Maserati Levante 3.0L 2017-2020for Maserati Levante 3.8L 2019-2020Professional installationDisconnect battery for safety.