Vibrant's Bosch LSU 4.9 Heat Sink O2 Bung is designed to prevent premature oxygen sensor failure. The finned surface has been optimized to improve convective cooling, delivering up to 30% cooler O2...
Vibrant Performance Hex Head Oxygen Sensor Bung Plugs are made of Zinc plated Mild Steel to ensure lack of thread damage during hot and cold heat cycles during installation.Catalog