Remote control + toggle switch, exhaust valve. When you press the “on” button on the remote control, the valve opens within about 3 seconds, so please do not press the remote control continuously to avoid engine damage or affecting the lifespan of the electrical components designed to improve the performance and feel of your car. The cutout works with welded or modified exhausts. They can be installed anywhere after the headers. To open the cutout, you press a switch, releasing the exhaust. This allows you to bypass your muffler, increasing horsepower and giving your car an extremely loud rumble. It can be opened and closed from inside the car. Control the volume and manage the flow. The pipes are made of high-quality stainless steel. The electric cutout is made of high-quality & lightweight CNC machined 6061 aircraft aluminum. High-performance wire resistance, specially designed to withstand high temperatures and high vibration environments. Product features: Universal application for cars with 3” exhaust inlet pipes Electrically controlled exhaust valve pipe material: Stainless steel Electric cutout material: Machined aircraft aluminum Included in the package: 1 Electric exhaust cutout CNC aluminum 1 Y-adapter stainless steel (9.45'') 1 stainless steel 75-degree pipe Wires Power switch Remote control Receiver Stainless steel drain with rubber