What is it This all-in-one performance upgrade transforms the standard BMW G87 M2 into a track-ready powerhouse. By combining factory engine calibrations with aggressive chassis tuning, this bundle delivers a complete CS-spec transformation without requiring an invasive aftermarket ECU unlock The Technical Stuff 1. BMW G87 M2CS - DME Software Upgrade Power Increase: Unlocks a jump to 530-540BHP and 650Nm of torque using genuine OEM CS Software. Top Speed Expansion: Bumps the electronic top speed limiter up to 186 mph (300 KM/H). Safety: Works seamlessly within the factory safety parameters of your S58 engine. 2. BMW CSL/CS - Software Upgrade CSL EDC Calibration: Adjusts electronic dampers for faster rebound control and less body roll. M-Differential & Traction: Re-calibrates the rear differential and MDM traction control to handle the 530bhp limits. Steering Weight: Firms up the electronic steering rack for a much more connected front-end feel. COMPATIBILITY - 2023+ G87 BMW M2 What’s Included BMW G87 M2CS DME Tune: £380 BMW CSL/CS Handling Package: £220 Workshop Appointment: Professional, hands-on installation at the workshop in Horley, Surrey. Remote Coding: Flash from any driveway using a Windows laptop, stable Wi-Fi, and an ENET coding cable.