Material Type: Stainless Steel Manufacturer Part Number: ES00223S2.5 Item Weight:5800g Special Features: Vacuum Valve Mounting Position: Medium Type: Dissipative Muffler Size: 2.5'' Color: Silver Feature: Adjust Sound Battery: 2Pcs CR2016 / 1Pcs CR2032 Voltage: DC 12v-24v This Electric Exhaust Cutout System is specifically designed and made to enhance the performance, sound, and power of vehicles with the flip of the toggle switch. Instantly increases up to 20+ Horsepower. Designed to be conveniently welded onto anywhere from the cutout location from the header to the catback of vehicles. The electrical appliance allows opening the cutout simply by flipping the switch and exhaust will be opened for a more direct exhaust flow, more power and desired loud rumble of the exhaust. This Kit is compatible with ALL vehicles.please make sure you have enough space to install before purchase and make sure your exhaust size is same with the exhaust cutout.Pipings - Made of High-Quality T-304 Stainless Steel with Computerized Mandrel-Bends for Strength and Durability Maximizing Smoothest High Exhaust Air Flow Rate Electric Cutout Kit - Made of Lightweight CNC Machined Anodized T-6061 Aircraft Aluminum Alloy High-Performance Racing Spec. Design Dyno Proven to Instantly Increases 10 -20 Horsepower Aggressive Deep Sound while Ensures Smooth Exhaust Gas Flow Electrically Controlled Exhaust Valves Outflow; Simply with a Button on the Remote Easy to Control the Exhaust Volume and Air Flow High Torque Electric Gear Motor Specifically Manufactured to Withstand High Temperature and Vibration TIG Welded CNC Machine Flange for Resistance against Pressure and Corrosion Increase Engine Output and Efficiency Professional Installation is Highly Recommended (No Instruction Included)1.Regular Electric Exhaust Cutout - The most basic, the most purchased model, can be welded or installed with clamps. 2.Be-Cut Pipe Exhaust Cutout - No need to cut the original exhaust pipe. 3.Vacuum Exhaust Cutout - Waterproof and long life. 4.ONE-PIECE Exhaust Cutout - The complete kit saves assembly time. The exhaust port is thickened to control the opening angle.