Performance sound with "one-touch flip switch" controlled by APP or remote control. DPW 'Electric Exhaust Cutout combines technology and craftsmanship with its exclusive DRS Design (double rotation system 360 degrees), allowing an easy installation and mounting customization enabling using different angles and sides. It is the best fit for your car's exhaust system and precision in its operation. Available in 2.5" and 3" single or dual exhaust kits.