Skunk2 O2 Extensions are created particularly for the Skunk2 header and exhaust. Skunk2 O2 Extensions are very useful when you have to install an aftermarket header, but the OEM O2 sensor wires are too short and cannot access the new bung location.

Established in 1994, Skunk2 Racing has been all about providing track and race enthusiasts with only the best parts and systems for their high-performance customs. Built by a team of engineers and innovators who were originally racers or avid fans of the sport, trust the Skunk2 Racing family to know what their clients want and need.

Armed with the passion to provide, their research and development process is streamlined thanks to the systematic usage of in-house simulations and controlled testing using state of the art equipment. Since then, Skunk2 Racing has been able to output innovative products to the waiting public, like the first cast aluminum high-performance intake manifold, composite fuel rails, and valve train components, making such premium components accessible to those who want to see improvements in their vehicle's performance.

With their burning passion to push the development envelope in automotive performance for the masses, it has only been success upon success for Skunk2 Racing and their patrons.