Feature 1Made of high quality stainless steel material for strength and durability 2Electrically controlled exhaust valves outflow, simply by flipping the switch 3Pressure and corrosion resistance, it can increase engine output and efficiency 4It ensures smooth exhaust gas flow and it is designed to instantly increase 10-20 horsepower 5Electric cutout kit, made of lightweight CNC machined anodized T-6061 aircraft aluminum alloy with high performanceFeatures: Made of high quality stainless steel material for strength and durability. Electrically controlled exhaust valves outflow, simply by flipping the switch. Pressure and corrosion resistance, it can increase engine output and efficiency. It ensures smooth exhaust gas flow and it is designed to instantly increase 10-20 horsepower. Electric cutout kit, made of lightweight CNC machined anodized T-6061 aircraft aluminum alloy with high performance. Specification: Condition: 100% Brand New Pipe Material: Stainless Steel Piping Diameter: Approx. 2.5in Length: Approx. 290 mm / 11.4 in Hole Diameter: Approx. 63 mm / 2.5 in Fitment: Universal Package List: 1 x Y Shape Exhaust Downpipe 1 x Remote Control (Battery Included) 1 x Cigarette Lighter Wire Harness 1 x Controller 2 x Wire Harness (Long Harness x 1, Short Harness x 1) Note: 1. The remote control is built-in 27A 12V battery. 2. Professional installation is highly recommended (instruction not included).