RaceChip GTS Black + App Bluetooth Tuning Box for BMW 1 Series F20 F21 (2010-2019) | Plug & Play Piggyback ECU Tuner, Performance Chip Remap Alternative, Power Box Upgrade for Petrol & Diesel

App-controlled performance upgrade for BMW 1 Series F20 F21 2010-2019

Unlock responsive, usable power on your BMW 1 Series hatchback with the RaceChip GTS Black + App. This premium plug-in ECU module is a superb remap alternative that delivers stronger mid-range torque, sharper throttle response and confident overtakes, while remaining fully reversible and easy to install.

We have run this upgrade on our own cars and customer builds with excellent feedback. Expect a noticeable step up in drivability and refinement, with the convenience of on-phone adjustability.

Why choose this piggyback power module

• Up to 30% more bhp and torque within factory safety reserves - enjoy stronger pull and smoother acceleration
• Smartphone control via the RaceChip app using a wireless Bluetooth link - switch maps and fine-tune on the go
• Real-world efficiency benefits - research indicates up to 1 litre less fuel per 60 miles thanks to optimised torque and earlier upshifts
• No ECU flash, no coding - truly plug-in, fully reversible and warranty-friendly in concept
• Designed specifically for BMW 1 Series F20 and F21 models across 2010-2019

Safety first, every drive

• Engine Protect System+ and warm-up protection help keep factory safeguards intact
• Seven user-selectable maps for road, sport and efficiency-focused setups

Hardware highlights

• ARM Cortex-M3 microprocessor for fast signal processing
• Up to 7 analogue and digital channels for precise control
• Chip electronics with Nano-Protect coating
• Pro-grade FCI connector and pro fixing system
• Ultra-resistant composite housing
• Dimensions: 112 x 111 x 36 mm

Software package

• Vehicle-specific calibration: v2.0_GTSBlack
• 7 fine-tuning mappings
• Engine Protect System+
• Warm-up timer

Warranty cover

• 5-year product warranty
• 2-year engine warranty up to £8,000 - covers major engine components
• Eligibility guide: up to 60,000 miles, vehicle age up to 5 years, applies even if the manufacturer’s warranty has expired

Installation and fitting

Plug-in install typically takes 10 to 15 minutes with model-specific connectors and clear instructions. Prefer professional fitting or a health check of your car before installation

Book with MJ Modifications in Warwickshire - request a quote: info@mjmodifications.co.uk

Ideal for

• BMW 1 Series F20 F21 2010-2019 owners seeking a high-quality performance chip
• Drivers wanting a remap alternative that is reversible and app-adjustable
• Those chasing stronger mid-range torque, quicker overtakes and potential MPG gains

SEO-friendly search terms you might know this by

BMW F20 tuning module, BMW F21 performance chip, plug and play ECU upgrade, piggyback controller, RaceChip GTS Black app control, chip tuning for BMW 1 Series, remapping alternative, app-controlled tuning box, UK BMW tuning, power box for BMW hatchback.

Notes: Performance and economy improvements vary by engine variant, vehicle condition, fuel quality and driving style. Figures are indicative and based on RaceChip’s testing. Compatibility is for BMW 1 Series F20 and F21 models from 2010 to 2019. If you are unsure about your exact engine, contact us for guidance.