RaceChip S Tuning Box for BMW 1 Series E81 E82 E87 E88 (E8x) 2003-2013 – Plug & Play ECU Piggyback, Chip Tuning Power Box/Tuning Module, Remap Alternative Performance Upgrade (Petrol & Diesel)

Plug-in Performance Module for BMW 1 Series E8x 2003 to 2013

Unlock effortless power with this German-engineered plug-and-play power module for BMW 1 Series E81, E82, E87 and E88. It is a simple, reliable ECU piggyback that delivers a noticeable uplift in real-world shove and mid-range muscle without opening the ECU. Ideal for anyone seeking a remap alternative that is quick to install and reversible.

• Up to 20 percent more power and torque for stronger acceleration
• Up to 10 percent better fuel economy with efficient driving
• 5 adjustable maps via an easy rotary dial for tailored performance
• Vehicle-specific calibration for BMW E8x platforms
• Fast DIY fit in around 10 minutes with clear instructions
• Automotive-grade connectors and components engineered in Germany

Our team at MJ Modifications has fitted and used this unit extensively on customer cars. Feedback is consistently positive for smooth, usable gains and the confidence that comes with quality hardware and engine protection features.

Why choose this ECU piggyback for your BMW 1 Series

• Remap alternative with no ECU flashing
• Dial-in control with 5 fine-tuning maps to suit your driving style
• Earlier upshifts and lower revs possible thanks to increased torque, helping real-world mpg
• Engine Protect System and engine-specific software for safe, optimised performance
• Built with premium electronics and a durable housing for long-term reliability

Software and safety

• Engine-specific software: v2.0_S
• 5 fine-tuning mappings via rotary controller
• Engine Protect System for safe operation

Hardware highlights

• ARM Cortex-M3 processor
• Up to 3 analogue and digital channels
• Chip electronics with nano-protect coating
• Professional automotive safety connector FCI
• Ultra-resistant plastic housing
• Dimensions in mm: L 87 x D 95 x H 36

Compatibility

Designed for BMW 1 Series E81, E82, E87 and E88 models from 2003 to 2013. This car-specific tuning module is calibrated for the E8x platform to maximise safe gains.

What is included

• RaceChip S chip tuning module
• Vehicle-specific wiring loom
• 4 cable ties
• Installation instructions

Fitting and support

Prefer professional installation. Book fitting with MJ Modifications in Warwickshire. Request a quote: info@mjmodifications.co.uk.

Search-friendly terms

BMW 1 Series tuning box UK, BMW E8x performance upgrade, plug-in ECU piggyback, power box for BMW 1 Series, BMW 1er tuning module, remap alternative for BMW 1 Series, BMW E81 E82 E87 E88 chip tuning, torque booster for BMW hatchback coupe convertible 2003 to 2013.