2006-2012 Cummins Edge Turbo Timer (98612)A turbo timer is a device designed to keep an engine running for a pre specified period of time or until a specific temperature is reached in order to automatically execute the cool down period which helps prevent premature turbo wear and failure. This also allows the lubricating oil from the engine to circulate properly so the turbine won't burn the lubricating oil that would otherwise be trapped within the charger with the turbine rotating at high