BMW X5 M E70 (2009-2014) RaceChip RS+ App Tuning Box

The RaceChip RS+ is a plug-and-play tuning box for the BMW X5 M E70 (2009-2014), designed to deliver measurable power gains and sharper throttle response without engine coding or workshop visits.

• 6 adjustable performance maps via Bluetooth app or front-panel dial - tune for fast road, track day or daily driver use
• German-made hardware with safety connector; no permanent ECU changes
• Installs in under 10 minutes using the UK-language guide - no tools or mechanic needed
• Real-world economy gains possible with sensible driving, though not guaranteed