Thanks to our Tuning Box Evolution 5078 powerchip , your Bmw Serie 3 will have more power (+57 hp) and more dynamism (+80 Nm). Your petrol M 340i Mild Hybrid 374 hp engine will have a total power of 431 hp* and a torque of 530 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 Serie 3 anymore!
These plug-and-play performance chips especially developed for this petrol M 340i Mild Hybrid 374 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.
Good communication and double check regarding the motor type of my BMW by TuningBox. Fast delivery of the box. Everything is working fine without any warninglight. Power increase is very noticeable.
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. ***
Received the package in 5 days. Installed in less then 5 min on a Skoda Octavia 2019 and it`s a clear difference in acceleration and power. Good customer support! I recommend this guys!!!
I am very satisfied with the TuningBox Fusion, this optimization pack is really prodigious! Serious and very professional company.
When I ordered, there was no stock for the particular car I owned. I waited one week for the stock but had to write in to check what was the status. However, I must say the response was good.
Promo code EASTER21
Get 15% discount for all your purchases from 300€ and 10% for the purchases under 300€ !