RaceChip GTS Black + App Plug & Play Tuning Box for BMW M5 F90 (2017+) - Piggyback ECU / Chip Tuning Module with Bluetooth App Control - Remap Alternative Power Box, Torque & Performance Upgrade for 4.4L Twin-Turbo V8 (UK)

BMW M5 F90 2017 onwards plug-in power module with smartphone control

Unlock serious performance on your 2017 onward BMW M5 F90 with this premium plug-in power module featuring full app control. It is a simple, safe and highly effective remap alternative for the twin turbo V8, delivering stronger mid‑range punch, sharper acceleration and smoother power delivery without opening the ECU. Installation is quick, removal is just as easy and all factory safeguards remain active.

We run this unit on our own cars and customer vehicles, and the feedback has been outstanding for drivability, torque and overall refinement. If you want a noticeable uplift with OEM levels of reliability and a proper warranty behind it, this is the one.

Why enthusiasts choose this upgrade

• Up to 30 percent more power and torque within safe reserves, with a real seat‑of‑the‑pants difference
• Improved fuel efficiency, with testing indicating up to 1 litre less per 60 miles in the right conditions
• Bluetooth app control for on‑the‑fly adjustments and total convenience
• Plug in and drive, typically fitted in 10 to 15 minutes, no ECU opening
• Factory engine protection strategies stay intact for peace of mind

Software highlights

• Vehicle‑specific calibration: v2.0_GTSBlack
• Seven adjustable maps to fine tune the response for road or track
• Engine Protect System Plus keeps OEM safety parameters in place
• Warm‑up timer so performance ramps in only after the engine reaches temperature

Hardware highlights

• ARM Cortex M3 processor for rapid signal processing
• Up to seven analogue and digital channels for precise control
• Nano‑protected electronics and heat‑resistant composite housing
• Automotive FCI connector and pro fixing system for a secure, OEM‑like install
• Dimensions in millimetres, L 112 x W 111 x H 36

Backed by warranties

• 5‑year product warranty thanks to premium components and build quality
• 2‑year engine warranty up to £8,000 covering major components
• Coverage applies up to 60,000 miles, vehicle age up to 5 years, valid even if the manufacturer warranty has expired

How it works

The module reads signals from the management system and optimises them for your specific BMW M5 calibration. It operates within the factory’s safety envelope, increasing effective torque so the car pulls harder, shifts earlier under light load and can use less fuel. Power and economy figures are estimated and provided as a guide based on RaceChip research.

Perfect for

BMW M5 F90 2017 onwards owners seeking a reversible tuning solution, ECU upgrade alternative, piggyback ECU, chip tuning box, power box, torque upgrade, throttle response improvement and app‑controlled performance tuning in the UK.

Professional fitting available

Although it is a straightforward plug‑in, we recommend professional installation for the best routing and setup. Book with MJ Modifications in Warwickshire. Request a fitting quote at info@mjmodifications.co.uk.

In the box

• GTS BLACK module with Bluetooth app functionality
• Vehicle‑specific wiring loom with FCI connector
• Mounting hardware and instructions

Search terms our customers use

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