RaceChip RS+App Tuning Box - 3 Series (F30-31/34) / 2011-2019

Unlock sharper response and effortless power in your BMW 3 Series F30, F31 and F34, 2011 to 2019, with the app-controlled RaceChip RS power module. This Bluetooth-enabled piggyback unit delivers engine-specific optimisation, improved drivability and real-world flexibility, without permanent ECU changes. Built with high quality German components and tailored calibration, it is a proven upgrade for everyday road use and spirited driving.

Why enthusiasts choose this RS module

• Bluetooth connectivity with smartphone control for quick adjustments from the driver’s seat
• Six selectable performance maps for fine tuning to your preferences and conditions
• Vehicle-specific calibration supplied pre-set for your engine, ready to go out of the box
• OEM-grade safety connector for a secure, reliable plug-in installation
• High quality hardware made in Germany for long-term dependability
• Around 10 minute fitment with the included step-by-step instructions
• Potential fuel savings of up to 15 percent with an efficient driving style

App control and adjustability
Use the companion mobile app to switch maps and tailor the feel of your car in seconds. You also have a physical rotary control on the unit, allowing you to pick from six fine tuning settings for a gradual, custom fit to your engine’s characteristics.

Real benefits on the road
Expect crisper throttle response, stronger mid-range pull and smoother acceleration. The RS module is designed as a remap alternative that is fully reversible, giving you configurable performance without opening the ECU.

Trusted by us and our customers
We have installed and used this upgrade on multiple BMW 3 Series platforms and feedback has been excellent. Drivers love the app convenience, the plug and play simplicity and the noticeable uplift in performance with everyday reliability.

Compatibility
BMW 3 Series F30 Saloon, F31 Touring and F34 Gran Turismo, model years 2011 to 2019. Engine-specific software is provided for your vehicle.

Installation and fitting
Confident DIYers can follow the supplied guide for a quick fit. Prefer professional installation. Book with MJ Modifications in Warwickshire for expert fitting and setup. Request a quote at info@mjmodifications.co.uk.

Search-friendly terms customers use
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