This exhaust cut out is made to enhance the performance and sound of your vehicle with the touch of a button.You can weld this exhaust cutout anywhere after the header of the vehicle. To open the cutout you simply push a button and it will open your exhaust for a throatly rumble exhaust note.Mounting Position: Rear Part Number: 2330H Valve material: aluminum alloy Pipe material: 304 stainless steel Size: 2.25" Material: Aluminum Alloy Weight: 1.9kg Function: Adjust car sound1 x CNC Aluminum Electric Exhaust Cutout 1 x Stainless Steel be cut Pipe 1 x Wire Harness. 1 x Flange 1x Extension cord 1 x Power Switch 1 x remote controlLightweight CNC Machined Anodized T-6061 Aircraft Aluminum Alloy High Polished Finish Tig Welded Construction1.This is a DIY (do it yourself) kit, please keep in mind that you will need custom work to weld this to your factory or aftermarket exhaust. 2.Please check to make sure that your exhaust is also 2.25 inches in diameter. 3.Do not include installation instructions. 4.To avoid the locked-rotor of motor, please don't hold on the button long time. Frequently locked-rotor will affect the life of motor gear. It is only need 2-3 seconds to fully open or fully closed. About us:We are a manufacturer of electronic circuit breaker kits, which can be mass-produced and have 25+ years of production experience. At the same time, we also do various car modification parts. We have rich production experience and customization experience, and can strictly control the quality and production delivery. If you Interested, please feel free to contact us, we will call back immediately after reviewing the information! Thanks for your message.Universal electric exhaust cut out Note: please make sure you have enough space to install before purchase and make sure your exhaust size is same with the exhaust cutout.