Akrapovic Wireless Sound Kit for Porsche 911 Carrera /S/4/4S/GTS (991) 2015 mercedes-benz-s-class--220---1999-2006--s55-amg-kompressor-esr6009715 The lightweight forged billet wheel

The lightweight forged billet wheel features a dramatically larger than stock impeller (inlet side) and an increase in the turbine trim (exhaust side)

628 whp @ 6

2 Size: 21" x 9

while enhancing aesthetics giving the vehicle an aggressive stance

464awhp @ 5

Akrapovic Wireless Sound Kit for Porsche 911 Carrera /S/4/4S/GTS (991) 2015 mercedes-benz-s-class--220---1999-2006--s55-amg-kompressor-esr6009715 The lightweight forged billet wheelThe 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 Remote Controller or the new smartphone app (for iOS and Android)