Mercedes-Benz CLS | 2012 - 2018 | Tuning

Mercedes-Benz CLS (2012-2018) Tuning

More Power. Faster Shifts. Enhanced Sound. Your CLS, Perfected.

Your Mercedes-Benz CLS delivers luxury and performance—but with MTech’s custom tuning, you can unlock even more horsepower, torque, and responsiveness while keeping daily drivability smooth and reliable. Our custom ECU and TCU tuning solutions are designed to maximize your CLS’s performance, no matter if you’re looking for better throttle response, increased top speed, or a more aggressive exhaust tone.

We fine-tune your CLS to remove factory restrictions and optimize every part of your driving experience. Expect gains in wheel horsepower (WHP), sharper throttle response, and quicker, more precise transmission shifts.

Horse Power | Torque Gains to the wheels!

• CLS63 (+160HP + 325TQ)
  
• CLS550 (+120HP + 114TQ)

🔧 What’s Included:

✅ Custom ECU Tune – More horsepower, torque, and optimized fuel and ignition maps for peak performance.
✅ Top Speed Limiter Removal – Unlock your CLS’s full potential without factory-imposed speed restrictions.
✅ Throttle Response Enhancement – Eliminate lag and experience a sharper, more responsive feel.
✅ Optimized Fuel Maps – Increased efficiency and power output, whether on pump gas or ethanol blends.
✅ Exhaust Sound Customization – Adjust exhaust behavior for a more aggressive tone with flap control options.

💪 Performance Benefits You Can Feel:

✔ More Power & Torque – Noticeable WHP gains for stronger acceleration
✔ Smoother, Faster Shifts – Sharpened transmission response and improved gear changes
✔ Enhanced Driving Experience – Increased throttle response, top-end power, and overall performance
✔ Safe & Reliable – Our custom tuning is tested to keep drivability and longevity in check

🏁 Compatible Models:

• 2012-2018 Mercedes-Benz CLS 400 / CLS 450 / CLS 500 / CLS 550 / CLS 63 AMG

• Engines Supported: M276, M278, M157 AMG 5.5L V8 Biturbo

• Chassis Code: C218

🖥️ How It Works:

• Remote tuning available with MTech Handheld Device

• Windows laptop required for flashing and diagnostics

• Full access to our tuning portal for updates, logs, and adjustments

• Professional support included

🔥 Why Choose MTech for Your CLS Tuning?

Because stock is just the starting point. Our custom tuning transforms your CLS into a more powerful, refined, and exhilarating machine—whether you’re looking for more speed, sharper shifts, or an enhanced exhaust note.

Customer enjoying his new MTech Tune - Video