The increase in power by means of a Chiptuning PowerBox is based on many different components which must be optimally coordinated with one another. Depending on whether a petrol or diesel engine, boost pressure, injection pressure, injection quantity and camshaft are optimized. Of course, this is done for each car. Due to the many years of experience of the CPA engineers, there are always high quality and durable products with excellent performance data at the end of the developments.