BMW GTS / CS Performance Flash – M3/M4 F80, F82 & F83

Unlock the full potential of your BMW M3 or M4 with our BMW GTS & CS Performance Flash package.

Using genuine BMW-derived software calibrations, we can update various vehicle control modules with GTS and CS software enhancements designed to improve driving dynamics, responsiveness and overall vehicle performance.

These factory-developed calibrations were originally reserved for special BMW M models such as the M4 GTS and M4 CS, delivering sharper handling characteristics, improved transmission behaviour and a more engaging driving experience.

Available GTS / CS Upgrades

Depending on vehicle specification, we can flash:

✅ GTS Steering Calibration
✅ GTS Differential Software
✅ GTS MDM (M Dynamic Mode)
✅ GTS DSC Calibration
✅ GTS Traction Control Settings
✅ GTS EPS Steering Software
✅ CS DCT Gearbox Software
✅ Vehicle-Specific Performance Coding

Benefits

• Improved gear shift quality

• Faster transmission response

• Sharper steering feel

• Enhanced traction control behaviour

• More predictable power delivery

• Improved driving dynamics

• OEM BMW M Performance software

CS Gearbox Software Recommendation

For later F8X models equipped with OPF (Otto Particulate Filter) systems, we generally recommend the BMW M4 CS DCT gearbox software rather than the original GTS gearbox calibration.

The CS gearbox software offers smoother operation, improved drivability and better compatibility with later software levels commonly found on 2018+ vehicles.

Many owners find the CS calibration provides the ideal balance between everyday usability and performance driving, making it the preferred choice for most late-model F80, F82 and F83 vehicles.

Compatible Vehicles

• BMW M3 F80

• BMW M4 F82 Coupe

• BMW M4 F83 Convertible

Suitable for both pre-LCI and LCI models.

What's Included?

• Vehicle Compatibility Check

• Full Vehicle Diagnostics

• GTS / CS Software Flash

• Fault Code Check

• System Verification

• Aftercare Support

Why Choose Secure Code Performance?

• BMW M Vehicle Specialists

• Genuine BMW-Based Calibrations

• Professional Programming Equipment

• Fast Turnaround Times

• Remote & In-Person Services Available

• Technical Support Included

Experience the factory-developed performance enhancements of the BMW M4 GTS and M4 CS with Secure Code Performance.