Gains by stage(4)
Power
360 hp
Torque
465 Nm
essence
Power
360→420ch
+60 ch
+17%
Torque
465→600Nm
+135 Nm
+29%
OriginalTuned
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Everything about 40i - 360ch tuning
Tuning the 40i - 360ch found in the BMW X4 is one of the most popular performance upgrades. This engine offers excellent potential for power and torque gains.
On ChiptuneMAP, find verified gain data for each stage, compare tuner prices and find the ideal professional for your project.
Gains summary by stage
On the BMW X4 40i - 360ch, tuning delivers up to +100 hp and +195 Nm depending on the stage. Stock vs tuned figures:
| Stage | Power | Torque | Indicative price |
|---|---|---|---|
| Stage 1 | 360 → 420 hp | 465 → 600 Nm | — |
| Stage 2 | 360 → 460 hp | 465 → 660 Nm | — |
| E85 Flexfuel | 360 → 360 hp | 465 → 465 Nm | — |
| E85+ | 360 → 420 hp | 465 → 600 Nm | — |
Frequently asked questions
What gains can I expect from tuning the 40i - 360ch?
Tuning the 40i - 360ch (BMW X4) delivers significant power and torque gains depending on the chosen stage. Stage 1, with no hardware modifications, offers the best gain-to-reliability ratio.
Is tuning reliable on the 40i - 360ch?
Yes, the 40i - 360ch is known for its reliability when tuned, especially at Stage 1. It's essential to use a certified tuner with maps tailored to your engine.
How much does BMW X4 tuning cost?
Prices vary by stage and tuner. Check our directory to compare rates from professionals near you.
Should I get a tuning box or an ECU remap?
ECU remapping (modifying the engine control unit map) delivers better results and integration than a plug-in tuning box. It's customized for each engine.
How do I find a tuner for my BMW X4?
Use the ChiptuneMAP directory to find a certified tuner near you. Compare reviews, prices and specialties.