Thanks to our Tuning Box Evolution 5078 powerchip , your Bmw X3 will have more power (+59 hp) and more dynamism (+71 Nm). Your petrol M40i 354 hp engine will have a total power of 413 hp* and a torque of 571 Nm*. Moreover, your fuel consumption will decrease by around -1L./100km*.
Tuning Box offers a 2-year engine warranty with this ECU tuning box.
Your engine with our Tune Pedal P13702 responds more spontaneously and more directly. This pedal box optimizes your engine response time by eliminating the latency . The result is that the power of your engine is released faster. This way your acceleration is much more direct.Read more
The Tuning Box Fusion is the combination of these two chiptuning units. This wonderful product provides an amazing driving experience and great performance. You will not recognize your Bmw X3 anymore!
These plug-and-play performance chips especially developed for this petrol M40i 354 hp engine work as a custom engine reprogramming. Thanks to the supplied AMP plugs, these chiptuning units can be easily connected and they scrupulously respect the power reserves and motor protection systems of the german manufacturer.
”For optimizing your engine, put your trust in TuningBox !”
You should send a tracking number. I ordered as express and it took 10 days to arrive and i couldnt track it.
Hi. I tried many times over Xmas/new year to ring and chat with a person to avail. If this company Cannot contact people over this period let us know. I hope thIs product works. ***
Totally happy with the whole process of buying. Clear and easy to use web site and a seamless transition to the payment site. Contacted customer service before purchase, quick and clear reply.
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