Enhance your car's exhaust control with the Car Remote Controlled Valvetronic Cutout Kit. Made from durable stainless steel, this 12V automatic system allows you to adjust your exhaust sound with the touch of a button. The corrosion-resistant kit includes all necessary components: flange elbow, vacuum valve, adapter bonnet, vacuum air pipe, remote controller, and pneumatic device. Easy plug-and-play connection via cigarette lighter.