2020 BMW 540i: Air / Fuel Ratio Sensor

When one fails, your vehicle's missing out on details needed to regulate variables such as component temperature, system pressure and air-fuel ratio. When the ...

Dec 4, 2021 ... ... air/fuel ratio near the optimum value of 14.7:1. At this ratio, engine performance, emissions, and fuel economy are all optimized. This ...
from $104.94

Sep 9, 2024 ... Walker Products Engine Management and Oxygen/Air-Fuel sensors have been engineered and developed to be an Original Equipment Manufacturers ...
from $83.24

Sep 2, 2024 ... 2020, 2019, 2018, 2017, 2016, 2015, 2014, 2013, 2012 ... air fuel ratio for combustion efficiency. ... OE Base Sensor. BMW 540i. 4.0L V8 Gas DOHC
from $69.81