Upgrade your Kohler module with the Ecu O2 Update. Experience improved performance and efficiency with this state-of-the-art module that enhances the oxygen control system in your vehicle. With precise monitoring and adjustment of the air-fuel ratio, combustion efficiency is maximized, resulting in increased power, reduced emissions, and better fuel economy. The Kohler Ecu O2 Update module is a reliable and effective solution that takes your engine's performance to the next level. Upgrade your ECU with this advanced module and enjoy a smoother, more efficient driving experience.