35d (286 HP/ 210 kW)

Ultimate connected performance for your BMW X3 (E83) 35d The RaceChip GTS 5 Black + App is the pinnacle of chip tuning technology. Maximum performance combined with full smartphone control and real-time monitoring. Performance Gains Power...

Ultimate performance for your BMW X3 (E83) 35d The RaceChip GTS 5 Black is our flagship tuning solution, delivering maximum power gains with the most sophisticated engine mapping. For drivers who demand the best. Performance Gains Power Increase:+50...

Connected performance for your BMW X3 (E83) 35d The RaceChip RS + App combines our mid-range tuning performance with smartphone connectivity. Monitor your performance and fine-tune settings via the free app. Performance Gains Power Increase:+42 HP ...

Performance tuning for your BMW X3 (E83) 35d The RaceChip RS is our mid-range performance chip, offering significant power gains with wire-free installation. Advanced tuning maps optimised for your specific engine. Performance Gains Power...

Next-gen throttle response for your BMW X3 (E83) 35d The RaceChip XLR5 is our latest throttle response controller with advanced calibration and ultra-precise response curves. The most refined throttle feel available. Features Latest generation...

Entry-level performance for your BMW X3 (E83) 35d The RaceChip S is our entry-level chip tuning box, delivering noticeable gains in power and torque. Perfect for drivers wanting more performance without breaking the bank. Performance Gains Power...