RaceChip S Plug & Play Tuning Box for BMW 7 Series E65/E66 (2001-2009) - Piggyback ECU Performance Chip, Stage 1 Chip Tuning Module, Remap Alternative, Power, Torque & MPG Upgrade

Plug-in power upgrade for BMW 7 Series E65 and E66 2001 to 2009

Unlock effortless performance gains with this RaceChip S plug-in module. It is a simple, proven way to enhance your engine’s output and efficiency on the BMW 7 Series E65 and E66 generation, without permanent changes to the factory ECU. Expect a noticeable uplift in acceleration and mid-range pull with the reassurance of German engineering and built-in engine protection.

Why drivers choose this power module

• Up to 20 percent more power and torque for stronger, smoother acceleration
• Up to 10 percent fuel saving potential when driven efficiently
• Five selectable maps via an on-unit rotary dial for easy fine tuning
• Vehicle-specific calibration for the 7 Series platform
• Quick DIY install in around 10 minutes – instructions included
• High-grade components made in Germany plus automotive safety plug

How it works

Modern engines are managed electronically. This external module uses a dedicated mini-computer to optimise key parameters within safe limits, working alongside the factory control unit. The result is a refined step up in performance with intelligent efficiency. No coding and no permanent modification required – simply plug in, select your preferred map and drive.

Key features and tech

• Engine-specific software: v2.0_S
• Five user-selectable performance maps
• Engine Protect System for safety and reliability
• ARM Cortex-M3 processor
• Up to three analogue and digital channels
• Chip electronics with nano-protect coating
• Automotive-grade FCI safety connector and ultra-resistant housing
• Compact size – 87 mm L x 95 mm D x 36 mm H
• Basic fastening system included

In the box

• RaceChip S module
• Model-specific wiring loom
• 4 cable ties
• Fitting guide

Our experience

We have fitted and run this unit on customer cars and our own demonstrators with excellent feedback. Owners love the extra punch, the straightforward installation and the ability to tailor the drive with the five maps. It is a superb remap alternative for anyone who wants a reversible, plug-in upgrade.

Professional fitting

Want it installed for you? Book expert fitment with MJ Modifications in Warwickshire. Request a quote at info@mjmodifications.co.uk.

Common search terms

BMW E65 performance upgrade, BMW E66 power module, plug and play ECU chip, BMW 7 Series engine power booster, ECU upgrade kit, chip tuning UK, Stage 1 piggyback, BMW 7 Series 2001 2009 performance, remap alternative, torque increase module, mpg improvement device, BMW 7er tuning UK.