RaceChip S Plug & Play Tuning Box for BMW 1 Series F20/F21 (2010-2019) – Piggyback ECU Performance Chip Power Box – Remap Alternative, Chip Tuning Module, Torque & Throttle Response Upgrade

BMW 1 Series F20 F21 2010 to 2019 Performance Chip Upgrade

Transform the way your BMW 1 Series drives with the RaceChip S power module. This plug-in piggyback ECU upgrade delivers sharper response, stronger mid-range pull and effortless overtakes, all while keeping day-to-day refinement intact. Expect gains of up to 20 percent in bhp and Nm, with the potential to cut fuel use by up to 10 percent depending on driving style and conditions.

Why choose this plug-in upgrade

• As much as 20 percent more bhp and torque for your F20 F21 hatchback.
• Real-world economy improvements of up to 10 percent on suitable routes.
• Five selectable calibrations via an easy dial for road, commute or spirited driving.
• Installs in around ten minutes using a dedicated loom and clear instructions.
• Engine-specific calibration v2.0_S with Engine Protect System for peace of mind.
• Built in Germany from premium components for long-term reliability.

How it works

This piggyback control unit optimises key engine signals to enhance performance within safe parameters, leaving the factory ECU software untouched. It targets the sweet spot in the rev range for earlier upshifts and stronger in-gear acceleration, helping you drive the same pace with less throttle input.

Hardware highlights

• ARM Cortex-M3 processor for rapid, precise signal processing.
• Up to three analogue and digital channels for engine-specific control.
• Nano-protected electronics for durability in the engine bay.
• OE-grade FCI automotive connector for a secure, professional fit.
• Ultra-resistant plastic housing with a practical fastening system.
• Compact size: 87 mm length x 95 mm depth x 36 mm height.

Software and safety

• Engine-specific software: v2.0_S.
• Five adjustable maps selected by rotary controller.
• Engine Protect System supports safe operation within defined parameters.

What you get in the box

• RaceChip S module.
• Vehicle-specific wiring harness.
• 4 cable ties.
• Installation guide.

Fitment and support

Suitable for BMW 1 Series F20 and F21 models from 2010 to 2019. The module is tailored to the specific engine variant of your vehicle for optimal results.

Professional fitting available at MJ Modifications in Warwickshire. Request a quote at info@mjmodifications.co.uk.

Why buy from MJ Modifications

We run this module on customer cars and the feedback is consistently positive. It is a simple, effective alternative to a traditional remap, delivering a lively, responsive drive without fuss.

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