BMW 6 Series E63 E64 (2004-2010) RaceChip RS+ App Tuning Box

Plug-and-play tuning box for BMW 6 Series E63 and E64 models (2004-2010). No coding, no cutting, no garage required - fits in under 10 minutes.

• 6-stage adjustment via Bluetooth app or rotary dial - dial in power for fast road or track day use
• Pre-loaded, engine-specific maps - no generic files, no guesswork
• Real-world fuel savings up to 15% with sensible driving - performance and efficiency aren’t mutually exclusive
• German-built with automotive-grade components and safety-certified connectors