Tired of your AMG’s exhaust flaps closing when you want them open?

Or worse, causing fault codes and limp mode?

Our Exhaust Valve Deactivation Coding Service permanently deactivates the factory valve control logic, keeping your exhaust flaps fully open at all times.

Whether you're upgrading for sound, simplicity, or to solve a recurring fault, this is a clean, safe, and fully reversible solution.

Performed remotely, the service includes our ZAC Motorsport “OPTIMUM” tuning tool at no extra cost, allowing us to carry out the work from anywhere in the world with no physical modification to your vehicle.

🔧 What This Service Does:

• Disables factory exhaust valve logic via coding

• Keeps exhaust flaps permanently open

• Eliminates check engine lights or limp mode caused by seized valves or actuator failures

• No physical modifications required

• Fully reversible if needed

✅ What’s Included:

• Remote valve coding session with our tuning team

• Complimentary ZAC “OPTIMUM” OBD2 tuning interface (yours to keep)

• Clear step-by-step setup instructions

• Support for all AMG models with factory valved exhaust systems

💻 What You’ll Need:

• A laptop (Windows preferred)

• Stable internet connection

• 15–30 minutes of time

Whether your flaps are stuck, your actuator has failed, or you simply want the full AMG sound 24/7, this coding service gives you a fault-free, drama-free way to make it happen—without CELs, limp mode, or expensive hardware replacements.