Smart Forfour Tuning

Smart Forfour Tuning – More Sound, More Power, More Driving Fun

Do you want to get the maximum out of your Smart Forfour? Then you're in the right place. Whether you're new to Smart tuning or specifically looking for an Active Sound retrofit complete kit or an Active Valve Control exhaust valve system – we offer well-designed solutions that impress.

What is possible with Smart Forfour tuning?

• Active Sound complete kit: Enjoy a sporty exhaust sound at the press of a button – without any mechanical changes to the exhaust system.
• Valve control with Active Valve Control: Adjust the sound and performance of your Forfour individually – from subtle to aggressive.
• Chiptuning & ECU optimization: If supported by the Smart Forfour, we extract the best performance from the engine and transmission.
• Vehicle coding: Unlock hidden functions and optimize your vehicle according to your preferences – individual, legal, and reversible.

Why Smart Forfour tuning with us?

We combine experience, precision, and passion for detail. Every retrofit system is vehicle-specific and delivered with all necessary components – for a true plug-and-play experience. Our products are made in Germany and stand for quality, innovation, and compatibility.

Still unsure?

No problem! Our team will be happy to advise you – whether you're just getting started or searching for a specific product like the Active Sound complete kit for your Smart Forfour. Together we’ll find the perfect upgrade.