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 ...

With the additional control unit by CPA chiptuning, an increased performance with 27% could be realized. In the test we used ...

At our driving practice tests, differently to the dyno test, is not the maximum power in the foreground. Rather, we focus ...

The Opel Astra 2.0 cdti is an elegant combi-van with throughout positive driving quality. In it slumbers a higher potential, ...

VW has developed the new Golf VII GTD a sporty long-distance vehicle. We were certainly impressed by the sporty sound. For ...

A successful open-top sports car from BMW, thanks PowerBox more agile and even sportier when accelerating. With a increased ...

Serial performance: 140 HP, Serial torque: 250 Nm
Increased performance: 179 PS
Increased torque: 320 Nm read more

Serial HP: 177 HP, Serial Torque: 380 Nm
Increased performance: 220 HP
Increased Torque: 474 Nm

First of...

Serial HP: 116 HP, Serial Torque: 260 Nm
Increased HP: 145 HP Increased Torque: 327 Nm

We have tested the 3 ...

The Megane Renault gets a decent performance gain by our PowerBox nitro. Whole 24% increase in torque and 23% increased ...

The VW Beetle 2.0 TSI in series condition, is already equipped with plenty of power. Our engineers bring a lot more out of ...

The cabriolet from Wolfsburg with even more driving fun and quite a bit more performance by our PowerBox. Beautiful and ...

To achieve a high performance and accurate map adaptives, the hardware of the PowerBox needs to keep a high quality level. ...

We have tested the VW Passat CC 1.4 TSI and the result was very positive. We could not only reach the maximum achievable ...

Again and again we heard lately: "could you please bring out more of your tests." So we want to change this and publish most ...