Innovate Motorsports 12mm to 18mm Motorcycle O2 Bung Adapter - 3835 9/16"-20AN you need two of these

you need two of these gaskets

If your stock cold-side O-ring is damaged and not re-usable

We even incorporated a 1/2" socket wrench location so that you can put all might into it

-16AN 45 Degree Male Adapter To 1" NPT Male - Black - 823-16-16-2

Skunk2's Pro Series Rear Lower Control Arms (LCA's) for the 02-06 RSX and 03-06Element incorporate the same technology we've been using on our own race cars for more than a decade and are a must-have for enthusiasts looking to fine-tune their suspension for maximum handling performance

Innovate Motorsports 12mm to 18mm Motorcycle O2 Bung Adapter - 3835 9/16"-20AN you need two of theseKEY FEATURES O2 Bung Adapter This Stainless Steel adapter allows you to use a full size 18mm thread O2 Sensor in a 12mm Original Equipment bung. Most Import Motorcycles, ATV's etc. come with a 12mm O2 sensor. This adapter allows you to use one of Innovate's Data loggers or Gauges without the need of welding in a new Bung. This Adapter allows mounting the O2 Sensor at a 45 degree angle. The nut allows you to point the Adapter in any direction for the