The very athletic designed Audi TT gets even faster and agile by the PowerBox from CPA Chiptuning. The Audi TT has convinced ...

Due to our development work and the individual modification of the software, a significant more torquey was achievable from ...

Even the interior and the processing of the modern compact-SUV convinced us. The driving ability and the engine are ...

Compact, small and visually appealing, the Opel Mokka 1.7 CDTI could be construed. However, it lacks a bit at the hastening ...

Even the family van could need a bite more power. We were able to achieve a decent performance increase with a healthy ratio ...

An important driving practical test was performed with the Opel Antara 2.2 CDTi today. Noticeably better throttle response ...

Reasonable chiptuning by customized software with minimal additional wear are one of the most important target at CPA. A tour...

We have already tested and optimized the 1.4 TFSI from VW/Audi in various power levels. However, at different stages of ...

The 2.0 TDI from VAG we know, so to say, by heart. However, we do not want to miss the driving practice test and some ...

Fort he ones, who feel the Opel Insignia 2.0 CDTI too slow in starting and still want a good amount of extra power, should ...

We believe that the CPA PowerBox gives the Hyundai i30 (GD) 1.6 CRDi a new enhanced driving feel and noticeable power ...

We have already tested and optimized the 1.2 TSI from VW/Audi in various power levels. However, at different stages of ...

According to our complex and important driving practice tests on the road, through the city and on the highway it went to the...

After several tests and measurements for data collecting with the 120d in driving mode we went to the dyno to test the ...

To our knowledge there is currently no way to program the control unit of the BMW X6 M50d via an interface, meaning OBD ...

Through our development at the Mercedes A-Class (W176) A180, a performance increase of 28% and a torque increase of 28% could...

We reach with our digital control unit, a power increase from 220 hp to 279 hp. From our point of view also the torque ...

In our view the Opel Astra (J) 1.7 CDTI scores with elegant profile and a direct driving performance. However, some may claim...

At 1.2 liters primarily speaks of efficiency. However, we were surprised what the A3 already in serial condition supplies, ...

With the S350 CDI BlueTEC, Mercedes has developed in our view, a very luxurious and safe vehicle. The 3 liter diesel achieved...

Admittedly the look reminds of an Audi S4 from past days but still a clear pretty boy, we think. Both the passage and the ...