Performance tuning for your BMW 4 Series (G22,G23,G26) M440i Mild-Hybrid
The RaceChip RS is our mid-range performance chip, offering significant power gains with wire-free installation. Advanced tuning maps optimised for your specific engine.
Performance Gains
After Tuning
| Total Power: | 434 HP (up from 374 HP) |
| Total Torque: | 568 Nm (up from 500 Nm) |
Features
- Significant power and torque gains
- Engine-specific tuning maps
- Wire-free installation
- Maintains manufacturer safety limits
- 2-year product warranty
Vehicle Compatibility
| Vehicle: | BMW 4 Series (G22,G23,G26) M440i Mild-Hybrid |
| Engine: | M440i Mild-Hybrid (374 HP/ 275 kW) |
| Stock Power: | 374 HP / 275 kW |
| Stock Torque: | 500 Nm |
Why Choose RaceChip?
- World's leading chip tuning manufacturer
- Over 2 million satisfied customers
- German engineering excellence
- Engine warranty protection available
- 30-day money-back guarantee