420d (184 HP/ 135 kW)

Torque Increase (NM):53Economy Gain (MPG):15Power Gain (PS):23RaceChip S Tuning BoxUp to 20% more power and torqueUp to 10% fuel savings5 fine tuning mappingsEasy installation in 10 minutes including installation instructionsTuning perfectly tailored to...

The optional controller allows complete control of the RaceChip XLR5 directly on the dashboard. Thanks to the Bluetooth connection to the XLR5, the controller is wireless and can be easily placed within the driver's reach. Additionally, the integrated...