
With the current model series, it is no longer sufficient to cancel the VMAX as part of a map optimization in the engine control unit. The VMAX and many other parameters are also monitored and limited in the CPC control unit. The CPC must therefore also be modified. We will provide you with a new additional CPC control unit, which contains new and individual parameters. You can therefore switch between the original and our CPC control unit at any time. It is also possible to cancel the torque limitation or to control the flap control (if available) individually.
Für das Tuning Ihrer CPC werden wir das originale CPC Steuergerät gegen ein modifiziertes austauschen.
Sollten Sie einmal das CPC Tuning rückgängig machen wollen, wird die Tuning CPC wieder gegen das Originale CPC Steuergerät getauscht.
CPC tuning options
Auf Wunsch können wir die VMAX-Begrenzung im CPC Steuergerät komplett aufheben, somit ist die Höchstgeschwindigkeit nur noch durch die Motorleistung Ihres Mercedes beschränkt.

The exhaust flap of your Mercedes (if available) can be completely customized by us. For example, when pressing the button for the exhaust flaps – 100% opening, instead of only 70-80% as in the standard version. You can decide individually whether the flaps are always fully open or only at the push of a button. At the same time, the flap position can also remain original or only open fully with S+. Please discuss your individual requirements with us.
The factory torque limitation of your Mercedes can be completely deactivated by us, so that only the engine control unit decides in which situations it is regulated or the maximum torque is reached.
At the same time, we also adjust the power display in the Comand of your Mercedes. This means that the extra power is also clearly displayed in the vehicle.
Bei folgenden Fahrzeugen ist ein CPC Steuergerät verbaut:
A Klasse ab 177
CLA ab 118
C Klasse ab 205 Mopf
CLS ab 257
E Klasse ab 213
G Klasse ab 463 2018
GLC ab 253 Mopf
GLE ab 167
GLS ab 167
S Klasse ab 222 Mopf
AMG GT ab 190 Mopf
AMG GT 4Türer ab 290
You will always receive a new additional CPC control unit from us, which contains new and individual parameters. You can therefore switch between the original and our CPC at any time. It is not possible to overwrite the original CPC.
CPC tuning should be carried out in conjunction with a clean software optimization / chip tuning. We are also happy to advise you on software optimization including engine and transmission. In this optimization, the decisive parameters of all three control units are individually matched to each other for the best result of a Stage 1 and CPC tuning.
Costs & procedure CPC Tuning
The costs for our CPC tuning are approx. 1200€, depending on individual wishes the price can change. Please use our contact form to send us an inquiry with your individual wishes. If you are also interested in a software optimization including engine and transmission, please contact us in this regard as well.

Grundsätzlich gibt es 2 verschiedene Möglichkeiten das CPC Tuning durchzuführen.
Die erste ist die „Only CPC“ Möglichkeit. Hierbei werden die Daten aus dem originalen CPC Steuergerät ausgelesen, in das neue vorbereitete CPC übertragen und die gewünschten Anpassungen darin durchgeführt. Eignet sich z.B. sehr gut, wenn bereits eine Stage 1 vorhanden ist oder nur geringe Leistungsunterschiede bearbeitet werden.
Die zweite Möglichkeit ist die „All in One“ Lösung. Hierbei können wir Ihnen zusätzlich zum CPC eine Stage 1 für Motor und ggf. Getriebe anbieten. Individuell werden hierbei alle entscheidenden Parameter der drei Steuergeräte aufeinander abgestimmt, für das beste Ergebnis einer Stage 1 und dem CPC Tuning.

Für das CPC Tuning benötigen wir von Ihnen Ihre Fahrgestellnummer.
Bitte teilen Sie uns diese per Kontaktformular mit.
Inquiry form Mercedes CPC Tuning
We use your details to respond to your enquiry. Information on how we handle your data and your rights is available in our privacy policy.
Wir verwenden Ihre Angaben zur Bearbeitung Ihrer Anfrage. Informationen zum Umgang mit Ihren Daten und zu Ihren Rechten finden Sie in unserer Datenschutzerklärung.
Order Mercedes CPC tuning directly
Experience maximum performance with ProDiag Bremen CPC tuning for your Mercedes/AMG
Boost the performance of your Mercedes or AMG to a new level with our CPC tuning control unit. Our specially developed solution allows you to overcome the factory limitations of your vehicle and unleash the full potential of your engine.
Our online ordering process is designed so that you can order the CPC tuning for your Mercedes or AMG with just a few clicks. If you have any questions or require further information, our customer service team is always available to help. Rely on the expertise of ProDiag Bremen to take your Mercedes/AMG driving experience to a new level.
Visit the ProDiag Bremen online store now and get our CPC tuning to fully exploit the performance of your Mercedes or AMG.
Coding & conversion in original quality
PRODIAG BREMEN SINCE 2017
Whether coding, retrofitting or tuning affects an existing manufacturer warranty depends on the particular modification and the warranty terms. We cannot give a blanket assurance that the warranty will remain unaffected. Please clarify the scope of your warranty with the warranty provider before commissioning any work. We will explain the planned work on your vehicle.
Es werden ausschließlich Originalteile verwendet, nur auf Wunsch und Kunden absprachen können auch Zubehörteile verbaut werden.
Yes, unfortunately the codes cannot be permanently integrated into the vehicle and can therefore disappear again. It is different with retrofits, as the SA code has been entered, this activation remains forever.
As a rule, appointments can be made flexibly after all parts are available.
Cash, EC, PayPal or on account.
Customer opinions
Very inconspicuous place. The workshop is superbly done and Nic really knows what he’s doing. I had him convert my speedometer to digital and install illuminated air vents and 3D Burmester tweeters. I felt like I was bombarding Nic with questions and he knew the answer to everything. He is just as enthusiastic about the results as I am. Simply 1st class! Laying the cables, etc. As original from the factory.
Retrofitting a reversing camera in my MB B-Class.
Quickly received a quote.
Everything agreed was correctly adhered to.
Mr. Rogalski is friendly and competent.
I would gladly go there again and again for other matters.
I give it 5 stars because everything was perfect.
Steering wheel conversion on my station wagon by ProDiag-Bremen.
I can recommend the company without reservation. Nice contact, friendly reception, clean execution. 1A in all respects.
Many thanks again!
Retrofitting DAB+ in the A205 Cabrio Professional retrofitting and coding of DAB+ in my A205. Very professionally executed installation with only original parts. Very nice and reliable contact. Absolutely recommendable.
The 600 km journey was definitely worth it.
The drive unit control unit was retrofitted and coded on my W213 AMG &
Various updates were installed.
All questions were answered in detail on site.
Workshop is very clean and very professionally equipped.
The work was done absolutely conscientiously.
The vehicle was also vacuumed out when it was handed over.
Service and work are the top priority here.
Price / performance is absolutely excellent.
Perfect service! Polite communication in English en took all the time to explain the details of his service. Will come back (online) again!
Super friendly, very professional and very good clean work. I can only recommend them at any time.
I have already used the service several times. To read out error codes etc. Even if it was at short notice or late at night, I was always helped!
I am completely satisfied ??
I have been to Benzcoding 3 times now and have always experienced very good service. The conversions are perfect. Everything is very professional. The price is also very good. The guy knows what he’s doing. Very competent even with difficult things. Also helps with problems where Mercedes has already given up. Will definitely come back again.
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