Our ESP defouler’s are CNC machined from high quality cold roll steel for a long-lasting effective performance. M18x1.5 thread to make it a universal fit for all standard sensors.
Install this spacer on your REAR (downstream, post-cat) oxygen sensor to effectively remove the code for catalyst efficiency.
FOR OFF-ROAD or TESTING USE ONLY! This is a universal product that works on variety of vehicles, however it is not effective on some cars.
This product is not intended to and will not provide emissions compliance.
Emissions compliance is the sole responsibility of the owner
