NGK Exhaust O2 Primary Lambda Sensor Honda Civic Type R EP3 01-05

Lambda sensors are oxygen detecting devices that are fitted into the exhaust system of increasingly more internal combustion engines. They are a vital part of the emission reduction technology and also help to ensure that the engine is running at its optimum performance. NGK Spark Plug Co Ltd was a pioneer in this field and is now a world leader in the development and production of Lambda sensors under the NTK brand name. These are a simple plug and play installation with a 4 pin connector.