Dinan D440-0147 DINANTRONICS X Performance Tuner for BMW M550i/750i/X5/X7 50i

The Dinan DINANTRONICS X is a cutting-edge performance tuning module designed specifically for 2016-2020 BMW M550i, 750i, X5 50i, and X7 50i models equipped with the N63 twin-turbo V8 engine. This plug-and-play system delivers impressive power gains of up to 49 horsepower and 61 lb-ft of torque at the crank (40 HP and 52 lb-ft at the wheels) while maintaining factory reliability and diagnostics.

Key Features:

• Seven Adjustable Power Levels: Choose from seven different performance maps plus a bypass setting to customize power delivery for your driving style
• Bluetooth Smart Technology: Compatible with both Android and iOS devices for easy tuning adjustments via smartphone app
• Plug-and-Play Installation: Simple installation process with no permanent modifications required
• Factory-Safe Design: Unaffected by dealer software updates and maintains all onboard diagnostics and factory safeguards
• Smooth Power Delivery: Advanced tuning algorithms ensure predictable, linear power increases throughout the RPM range
• Peace of Mind: Backed by Dinan's 1-year limited warranty and 14-day satisfaction guarantee

The DINANTRONICS X system works by optimizing fuel delivery and boost pressure parameters to safely extract additional performance from your BMW's twin-turbocharged engine. Unlike traditional ECU flashing, this module preserves your factory ECU programming while intercepting and modifying sensor signals in real-time, making it completely reversible and undetectable during dealer service visits.