Stage 1 Power Package with Performance Controller | Audi C8 RS6/RS7

The CarBahn Performance Controller (CPC) is a plug-and-play unit that boosts turbocharged car horsepower and torque through selectable maps accessible via a smartphone app. It requires a specific heat exchanger for optimal performance and comes with an optional powertrain warranty.

• The description claims the unit boosts horsepower and torque.
• The description claims the maps are optimized for different octane fuel levels.
• The description claims the heat exchanger can drop intake temperature by 34 degrees Fahrenheit.
• The description claims the product comes with an optional powertrain warranty.