Go from stealth quiet to wide open power and experience the gains even if you are already enjoying an aftermarket exhaust system. You control the volume, you control the power. Open your exhaust with the flip of a switch. Run it closed, run it all the way open or any position in between. Adjust your back pressure to save gas. Does not matter whether you call it a electric exhaust cutout, exhaust dump or e-cutout you know your getting the ultimate exhaust upgrade for your car or truck.