RaceChip S Plug & Play Tuning Box for BMW 1 Series F40 (2019+) - Performance Chip Piggyback ECU Remap Alternative, Adjustable Power Maps, BHP & Torque Upgrade, Petrol/Diesel, Improved Throttle Response

Plug-in power upgrade for BMW 1 Series F40 2019 onwards

Unlock effortless bhp and torque gains with this premium plug-in performance module for the BMW 1 Series F40. It is a refined piggyback ECU solution that delivers sharper acceleration, stronger mid-range pull and smoother drivability without opening the factory control unit. Ideal as a remap alternative, it gives you adjustable performance with OEM-level safety and build quality.

Why enthusiasts choose this performance module

• Gain up to 20 percent more power and torque for faster overtakes and a livelier drive
• Reduce fuel use by up to 10 percent with earlier upshifts and improved efficiency
• Five adjustable maps via an integrated rotary dial to fine tune response to your preference
• Simple plug and play fitting in around 10 minutes with model-specific instructions
• German engineered electronics and robust automotive-grade connectors for long-term reliability
• Engine Protect safety strategies for peace of mind under load

Calibrated specifically for your F40 engine configuration, this unit enhances usable torque in the rev range you drive in most, delivering confident, flexible performance in daily traffic and on the open road. Many of our customers comment on the improved throttle response and stronger in-gear acceleration straight after installation.

Optimised mapping with user control

Arrives pre-set for your engine with five selectable maps so you can tailor output to your driving style. Whether you want a subtle uplift for commuting or maximum punch for weekend blasts, the rotary controller makes adjustments quick and tool free.

Built for reliability

• ARM Cortex M3 microprocessor for fast, precise signal processing
• Up to three analogue and digital channels to interact cleanly with engine management
• Nano-protected electronics and an ultra-resistant housing to withstand heat and vibration
• Professional FCI automotive connectors for secure, factory-grade fitment
• Dimensions in mm: 87 L x 95 D x 36 H

What’s in the box

• Performance control unit
• Vehicle-specific wiring harness
• 4 x cable ties
• Fitting guide

Installation and support

Designed for an easy DIY install with no coding required. Prefer professional fitting. Book with MJ Modifications in Warwickshire. Request a quote at info@mjmodifications.co.uk.

Compatibility

For BMW 1 Series F40 models from 2019 onwards. The unit is configured for your specific engine when ordered, ensuring perfect integration and smooth operation.

Trusted by MJ Modifications customers

We have installed this upgrade on multiple BMW platforms and feedback has been consistently positive. Owners love the stronger mid-range torque, smoother power delivery and the ability to tailor performance with the five-map selector.

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