Exhaust Remote Controlled Valvetronic Cutout Valve Set Kit

1. The idea of at the push of a button you can switch between quiet and racing mode.

2. Power valved systems allow you to switch to a quiet mode. 

3. This Normal quiet mode is usually the same as a stock unit by restricting the exhaust flow.

4. Exhaust valves open, the system roars giving you the performance and sound you desire.

5. Provides these valvetronic exhausts for the BMW M5/M6 V10, Nissan GTR, and the other high end cars.