Akrapovic Wireless Sound Kit for Porsche Boxster and Cayman (981) mercedes-benz-clk-class--209---2004-2010--clk-63-amg-esr9002317 3rd generation Diverter Valve RENNtech

3rd generation Diverter Valve RENNtech is able to add up to 91 HP and 155 LB-FT to the 5

156 - GLA-Class | MY2014+

550 LB-FT @ 4

The Maximum Performance Ouput is up to 558 HP + 571 TQ

Akrapovic Wireless Sound Kit for Porsche Boxster and Cayman (981) mercedes-benz-clk-class--209---2004-2010--clk-63-amg-esr9002317 3rd generation Diverter Valve RENNtechAkrapovic Wireless Sound Kit for Porsche Boxster and Cayman (981) The optional Akrapovi Sound Kit enables owners of selected Akrapovi car exhausts to control the sound of the system from the cockpit of their machine. Using Akrapovi technology, drivers can easily switch between the quiet mode and a sportier sound. With the use of a receiver to drive the actuators that open or close the valves at the end of the exhaust system, drivers can use the Sound