CRS and CRS2 are designed for Common Rail diesel engines. Both systems have the same basic goal: to provide more usable torque and improved power delivery without requiring a traditional ECU remap.

The Mercedes C 220 d already offers a solid combination of performance and everyday usability as standard.

How does a chip box work with common-rail diesel engines?

A chip box is an external solution for optimizing an engine's power delivery. Depending on the vehicle and product type, it interacts with specific engine signals without performing a traditional ECU remapping.