Removing the Cummins ISX device's emissions hardware commonly called an "ISX delete" is a kind of increasingly popular modification for commercial trucks, but it’s critical to understand any implications. https://docs.google.com/document/d/1XrdQ0fVaJXOPEYuNU7nZ2RHcYCsUlGcWJoNSvsBs5Jw/edit?usp=sharing