RaceChip GTS Black + App for BMW X3 (G01) 2017+ – Plug & Play Tuning Box / Performance Chip / Piggyback ECU – Remap Alternative, Bluetooth App Control, Torque & Power Upgrade

Performance upgrade for BMW X3 G01 2017 onwards with smartphone control

Unlock stronger acceleration and torque in your BMW X3 G01 without a permanent ECU flash. This advanced power module delivers a serious uplift in usable performance while keeping factory safeguards active, and it can be adjusted from your phone for on‑the‑go fine tuning.

Why enthusiasts choose this power module

• Up to thirty percent more output and a big increase in mid‑range pull for confident overtakes and effortless motorway merging. Figures are estimates.
• Improved efficiency potential, with research indicating up to 1 litre less fuel per 60 miles thanks to torque optimisation and earlier upshifts. Fuel saving figures are estimates based on extensive testing by the manufacturer.
• App control for quick changes between driving profiles and on‑road adaptability.
• Plug‑in fitment in around 10 to 15 minutes. No ECU opening and no permanent software rewrite.
• Factory safety strategies remain active, supported by an additional protection layer and a warm‑up function.

What makes it different

• Vehicle‑specific calibration: v2.0_GTSBlack
• Seven fine‑tuning maps for tailored drivability
• Engine Protect System Plus and warm‑up timer for mechanical sympathy

Hardware highlights

• ARM Cortex‑M3 processor for rapid signal processing
• Up to seven analogue and digital channels for precise control
• Nano‑coated electronics for durability in harsh automotive environments
• Professional FCI connector and robust composite enclosure with pro fixing system
• Dimensions in mm: 112 L x 111 W x 36 H

Peace of mind

• Product warranty: 5 years
• Engine cover: 2 years up to £8,000 on major components
• Eligibility guide: up to 60,000 miles and vehicles up to 5 years old, valid even if the manufacturer’s warranty has expired

Real feedback, real results

We have fitted these units to customer BMW X3 G01 models and the feedback has been excellent. Sharper throttle response, stronger mid‑range and an overall more engaging drive. It is a brilliant remap alternative for drivers who want reversible, app‑adjustable gains on the G01 platform.

Fitting and support

Want professional installation and setup on your BMW X3 G01 in the UK We can help. Book fitting with MJ Modifications in Warwickshire. For a quote email info@mjmodifications.co.uk.

Search terms you might know this by

BMW X3 G01 performance chip, power module, piggyback ECU, chip tuning box, app controlled tuning, torque booster, remap alternative, plug and play tuning for BMW X3 2017 onwards.