-20% Add Wish List Quick view Choose Options RaceChip XLR5 - Mercedes-Benz B-Class (W245) (from 2005) B 170 (116 HP/ 85 kW) Next-gen throttle response for your MB B-Class (W245) B 170 The RaceChip XLR5 is our latest throttle response controller with advanced calibration and ultra-precise response curves. The most refined... RRP: Was: £199.00 Now: From £159.20 Choose Options Compare