Selected car
BMW 8er (G15) M850i xDrive
4395 ccm - 390 kW (530 HK) - 680 Nm
Depending on which engine you have in your car, you have different power box alternatives. You have 3 options for your BMW 8er (G15) M850i xDrive. Please confirm that you have selected the correct engine from the vehicle list. These are the choices for M850i xDrive with 530 HP. The product images are illustrative and colors may vary from actual product.
Choose chip type. The price includes customs, taxes and fees, no surprises!
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Alternative 1
Ultimate
Our top model, most power and durability with quality electronics and remote control included for on/off.
EUR €369
In stock Effect with chip
670 HP ( +26%)
670 HP ( +26%)
Torque with chip
840 Nm ( +24%)
840 Nm ( +24%)
Alternative 2
RXT Power Booster
Pedal box for advanced fuel regulation! Fuel economy and more power in the same box. NOTE no increase in HP!
EUR €209
In stock Discover power you didn't know your car had!
Alternative 3
RXT Ultimate
Set of both Ultimate and RXT Power Booster. Maximum effect and fuel savings controlled from your drivers seat.
EUR €459
Preorder! Coming soon!Because of the global shortage of components we haven't been able to obtain enough of this product and may be out of stock.
Effect with chip
677 HP ( +28%)
677 HP ( +28%)
Effect about 530 HP at 50% throttle
Product comparison
Ultimate On/off switch World's smallest design? Multiple engine connectionsi Best processor on the marketi Car switch warranty (-50%)i Engine warrantyi 100% satisfaction: 30 dageri Fuel savings: 5 - 20% Eco-boost program Water proof Motor Protection Systemi | RXT Power Booster RXT Power Boosteri 100% satisfaction: 14 dageri | RXT Ultimate {PatentedIntegration} World's smallest design? Multiple engine connectionsi Best processor on the marketi RXT Power Boosteri Car switch warranty (-50%)i Engine warrantyi 100% satisfaction: 60 dageri Fuel savings: 5 - 20% Eco-boost program Water proof Motor Protection Systemi |
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