Revo Technik - Serial Port Switching (SPS) - Audi (B8) S4/S5 3.0 TFSi

Revo Technik is the pioneer of switchable software for VW/Audi applications. This video demonstrates the switching process for the Supercharged 3.0 TFSi motor found in the (B8) Audi S4 and S5 utilizing out Serial Port Switch (SPS). All of our software comes fully loaded with 91 / 93 / Race Fuel programming, and is 100% switchable. The Serial Port Switch (SPS) offers the driver to ability to hold the switching in the palm of their hand without the need to return to their installer, or learn addition