Forza Alfa Romeo Guilia QV / Stelvio QV Electronic Valve Controller Kit Electrical 6 kg from the rear

6 kg from the rear of the vehicle

The Handheld device interfaces with the OBD-II port on your vehicle and your computer to complete the tuning process

Sports Cats come directly off the Left and Right turbochargers and air right out the rear bumper cover

Direct replacement for the restrictive OEM muffler and catalytic converter

increasing efficiency

Forza Alfa Romeo Guilia QV / Stelvio QV Electronic Valve Controller Kit Electrical 6 kg from the rearThe Forza Componenti exhaust valve controller kit is the complete solution that allows the user to take full manual control of the vehicle's vacuum actuated exhaust bypass valves. The controller has a circuit board that controls the negative side of the exhaust valve vacuum solenoids. The user can manually open the exhaust bypass valves to have that classic engine sound at all speeds and engine RPMs. Of course, you can return the operation of the