Feature:1. Professional exhaust system control kit, universal for car use, wide range of applications.2. It can precisely control the work of the exhaust valve to make your car work in optimal condition.3. The remote control uses 2pcs 150mah CR2025 button batteries, long service life, and easy to replace.4. The installation is simple and does not require complicated operations, convenient for using.5. Manufactured according to the original production specifications, in line with strict quality standards.Specification:Item Type: Remote Exhaust Cutout Valve Material: Metal + Plastic + RubberRemote Control Battery Type: 2 x button batteries; model: CR2025; battery capacity: 150mah (included).Package List:1 x Controller1 x Keychain1 x T-Type Adapter1 x Y-Type Adapter1 x Solenoid Valve2 x Remote Control 6 x Hose Clamp1 x Vacuum Silicon Tube1 x Straight Adapter1 x Filter1 x Signal Wiring HarnessNote:Professional installation is recommended.Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.