Features: Easy Installation: This O2 sensor connector is easy to install and can be used on most vehicles without additional tools or equipment. With Filter: Engine auxiliary adapter comes with a filter, which is an important auto part, useful and practical Material: Made of stainless steel material, possesses crack resistance, corrosion resistance, and heat resistance High Performance: This product has a stable structure, excellent performance, and long service life Function: The product is designed to better meet your needs in checking exhaust and engine lights Notice: 1. Actual color may be slightly different from the image due to different light effects 2. Please allow 1-3 cm deviation due to manual measurement Material: Stainless steel Package List: 1 x O2 Sensor Spacer Adapter