With the Tuning Box Classic BMW-N-B4 power box, you get a power boost of +25 hp and an improved torque of +40 Nm. Your diesel M40d 326 hp engine has a total power of 351 hp* and a torque of 720 Nm*. Moreover, your fuel consumption will decrease by around -1L./100km*. Tuning Box offers a 1 year engine warranty with this diesel chip.
The Tuning Box Evolution EVO X6347 S - 3.0 is more efficient because it acts on several parameters. You gain even more power (+35 hp) and more torque (+63 Nm). With this high-end ECU tuning box connected , your diesel M40d 326 hp engine gets a total power of 361 hp* and a torque of 743 Nm*. Moreover, your fuel consumption will decrease by around -1L./100km*.
Tuning Box offers a 2-year engine warranty with this powerchip.
Your engine with our Tune Pedal P13702 responds more spontaneously and more directly. This pedal box optimizes the response time of your engine by eliminating the latency . The result is that the power of your engine is released sooner. This way your acceleration is much more direct.
The Tuning Box Fusion is the combination of the Tuning Box Evolution powerbox and the Tune Pedal - the throttle response controller. This wonderful product provides an amazing driving experience and great performance. You will not recognize your Bmw X4 anymore!
These plug-and-play chiptuning units especially developed for this diesel M40d 326 hp engine work as a custom engine remapping. Thanks to the supplied AMP plugs, these performance chips can be easily connected and they scrupulously respect the power reserves and motor protection systems of the german manufacturer.
I am very satisfied with the order process, customer support and i will recommend yo others. Many thanks
I am very satisfied with the TuningBox Fusion, this optimization pack is really prodigious! Serious and very professional company.
I would recomend to have whats app, sometimes I need to talk online and its easir than emails
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