RaceChip S Series Plug-In Tuning Box for BMW X5M / X5 M F85 (2013+) - Plug & Play Piggyback ECU Power Box, Chip Tuning Module, Remap Alternative, Stage 1 Style Performance Upgrade for S63 4.4 Twin-Turbo V8

Plug-in power upgrade for BMW X5M F85 2013 on

Unlock serious performance with this S series engine tuning module for the BMW F85 X5M. This plug-in piggyback ECU delivers a strong uplift in bhp and Nm, sharper throttle response and effortless midrange acceleration while maintaining factory smoothness and reliability. It is the smart remap alternative for drivers who want more pace without opening the ECU.

Why enthusiasts choose this power module

• Up to 20 percent more power and torque for rapid real world pace
• Fuel savings up to 10 percent with earlier upshifts and improved efficiency
• 5 user selectable maps via rotary dial for tailored driveability
• Quick DIY fit in around 10 minutes with model specific instructions
• Made in Germany hardware and automotive grade connectors for OE level reliability
• Engine Protect System and engine specific calibration for safe gains

We use this module on our own builds and customer feedback has been fantastic. Expect stronger overtakes, a broader torque band and a more responsive feel across the rev range. Keep it calm for daily use or switch mapping for weekend blasts.

Key features at a glance

• Engine specific optimisation software v2.0_S
• 5 fine tuning mappings selectable without tools
• ARM Cortex M3 processor for fast signal processing
• Up to 3 analogue and digital channels
• Nano protect coated electronics
• Professional FCI safety connector with model matched loom
• Ultra resistant plastic housing and basic mounting kit
• Dimensions in mm: 87 L x 95 D x 36 H

What you receive

• S series tuning control unit
• Vehicle specific cable set
• 4 cable ties
• Step by step installation guide

Optimised for the F85 platform

Compatible with BMW X5M F85 2013 onwards. This external ECU upgrade integrates with the factory engine management using OE style connectors. No cutting, no coding, plug in and enjoy. Perfect for those searching for BMW X5M tuning, F85 performance chip, plug and play power box, piggyback ECU, external remap solution, stage 1 style upgrade, torque booster and fuel economy improvement for daily driving.

Fitting and support

Prefer professional installation. Book with MJ Modifications in Warwickshire. Email info@mjmodifications.co.uk for a fitting quote and friendly advice.

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