Consider it’s termed a jdm stage three? That plugs into cpu port less than dash. I have contacted cputek, been specified a quote for cpu update. Would've already acquired it but it really’s costly. Any input on that? Many thanks! Downpipe with sport cat gains torque, horsepower, and improved throttle https://peruwowtravelexperience.com/en/upgrading-your-mercedes-amg-gle-63-with-high-performance-downpipes