
AReeve Tuning Box – BMW G80 G81 M3/M4 inc Competition
£1,199.00 – £1,299.00
You asked and we've produced.. After requests from our customers we have developed our own range of tuning boxes for various makes & models. Our boxes are manufactured in Germany and our software produced in house and developed on our dyno
BMW G80 G81 M3/M4 | STOCK POWER | Stage 1 | STOCK POWER | Stage 2 (No OPF) |
---|---|---|---|---|
Performance* | 510 HP | + 103 HP | 510 HP | + 121 HP |
375 kW | + 75 kW | 375 kW | + 89 kW | |
Torque* | 650 NM | + 132 NM | 650 NM | + 149 NM |
Consumption | up to -10% | up to -15% | ||
System | Auxiliary power control unit with real-time sensor tuning | Auxiliary power control unit with real-time sensor tuning |
---|---|---|
NewImproved technology of the latest chip generation with 5x more precise signal processing | NewImproved technology of the latest chip generation with 5x more precise signal processing | |
Channels | Newup to 9 channels | Newup to 9 channels |
Programs | 2 programs Sport Dynamic |
3 programs Sport Dynamic Efficiency |
2 x 7 Performance levels | 3 x 7 Performance levels | |
Control | Keypad control | Keypad control |
NewApp control |
All our boxes we advertised have been developed in house on our Maha Dyno, using our experience to develop the best products possible and the greatest performance to your car whilst improving efficiency.

All our products are manufactured in Germany, using the OEM quality materials, and according to the highest quality standards. This ensures excellent reliability and superior product longevity.

All our products come complete with easy to follow, step by step pictorial fitting instructions, which makes installation really quick and hassle free if you choose to fit yourself. Easily removable without any traces of fitment. Price Includes fitting and dyno printout

With improved power and efficiency throughout the rev range, fuel consumption decreases by up to 15%.
Additional information
Weight | 15 kg |
---|---|
Make | |
Model | M3, M4, M3 Touring |
Engine | |
Chassis Version | G8x |
Part | |
Tuning Box Option | Stage 1, Stage 2 |