Selected car
BMW 4er 420d (F32 F33 F36)
1995 ccm - 140 kW (190 HK) - 400 Nm
Depending on which engine you have in your car, you have different tuning box choices. You have 4 choices for your BMW 4er 420d (F32 F33 F36). Please confirm that you have selected the correct engine from the vehicle list. These are the choices for 420d (F32 F33 F36) with 190 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

Multi-Speed
Our Speed technology - combined with connection to multiple sensors give you maximum power and economy.
GBP £279,-

Effect with chip
255 HP ( +34%)
255 HP ( +34%)
Torque with chip
529 Nm ( +32%)
529 Nm ( +32%)
Alternative 2

Ultimate
Our top model, most power and durability with quality electronics and remote control included for on/off.
GBP £329,-

Effect with chip
258 HP ( +35%)
258 HP ( +35%)
Torque with chip
537 Nm ( +34%)
537 Nm ( +34%)
Alternative 3

RXT Ultimate
Set of both Ultimate and RXT Power Booster. Maximum effect and fuel savings controlled from your drivers seat.
GBP £419,-

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
260 HP ( +37%)
260 HP ( +37%)
Effect about 190 HP at 50% throttle
Product comparison
Multi-Speed![]() ![]() i ![]() i ![]() i ![]() i ![]() ![]() ![]() ![]() i | Ultimate![]() ![]() ![]() i ![]() i ![]() i ![]() i ![]() i ![]() ![]() ![]() ![]() i | RXT Ultimate![]() ![]() ![]() i ![]() i ![]() i ![]() i ![]() i ![]() i ![]() ![]() ![]() ![]() i |
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