Removing this Cummins ISX system's emissions equipment commonly called an "ISX delete" is a increasingly popular modification for industrial trucks, but it’s very important to understand any implications. https://directory-nation.com/listings14784601/cummins-isx-diesel-engine-guide-an-expert-guide-to-cummins-isx-specifications-potential-drawbacks-and-expert-insights-for-truck-owners