RaceChip RS Tuning Box / Power Box for BMW 1 Series F40 (2019+) - Plug & Play Piggyback ECU Performance Chip Module, Remap Alternative, 6-Map Adjustable - Petrol/Diesel - Improved Torque, Throttle Response & MPG

Unlock effortless performance for your BMW 1 Series F40 (2019 onward) with the RaceChip RS power module. This plug and play piggyback ECU upgrade delivers a noticeable boost in torque and acceleration, sharper throttle response and a smoother power curve, all without opening the ECU. It is the ideal remap alternative for drivers who want reliable gains and genuine driveability from a proven, German-built unit.

Why enthusiasts choose this performance module

• Vehicle-specific calibration engineered for the BMW 1 Series F40 platform for confident, repeatable results
• Six-stage adjustability via the front rotary dial to fine tune the power delivery to your preference
• Quick DIY fit in around 10 minutes with clear instructions, using OE-style, automotive-grade connectors
• Robust hardware with premium components manufactured in Germany for durability and consistency
• Economy potential save up to 15% on fuel with a sensible driving style, thanks to improved efficiency
• No app required non-app model for simple, set-and-forget operation and rock-solid reliability

What you can expect

• Stronger mid-range pull for effortless overtakes and more engaging everyday driving
• Smoother, more linear delivery that complements both manual and automatic gearboxes
• Fully reversible upgrade that can be removed when needed

Tried and trusted by MJ Modifications

We run this module on customer cars and feedback has been consistently positive. Clients love the immediate improvement in punch and responsiveness, the ease of fitting and the quality of the hardware. It is a fantastic value performance upgrade for the BMW 1 Series F40.

Professional fitting and support

Want it installed by specialists? Book workshop fitting with MJ Modifications in Warwickshire. Request a quote at info@mjmodifications.co.uk and our team will take care of the rest.

Key features at a glance

• Plug and play harness with secure, automotive-grade plugs
• Six selectable maps to tailor output to road conditions and preference
• German-engineered electronics for reliability and performance
• Clear, step-by-step installation guide included

Search-friendly terms to help you find the right upgrade

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