35i - 238ch Tuning
BMW 5-serie — Detailed power and torque gains by stage.
Gains by stage(4)
Power
238 hp
Torque
345 Nm
essence
Power
238→245ch
+7 ch
+3%
Torque
345→350Nm
+5 Nm
+1%
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Everything about 35i - 238ch tuning
Tuning the 35i - 238ch found in the BMW 5-serie 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 5-serie 35i - 238ch, tuning delivers up to +32 hp and +45 Nm depending on the stage. Stock vs tuned figures:
| Stage | Power | Torque | Indicative price |
|---|---|---|---|
| Stage 1 | 238 → 245 hp | 345 → 350 Nm | — |
| Stage 2 | 238 → 270 hp | 345 → 390 Nm | — |
| E85 Flexfuel | 238 → 238 hp | 345 → 345 Nm | — |
| E85+ | 238 → 245 hp | 345 → 350 Nm | — |
Frequently asked questions
What gains can I expect from tuning the 35i - 238ch?
Tuning the 35i - 238ch (BMW 5-serie) 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 35i - 238ch?
Yes, the 35i - 238ch 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 5-serie 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 5-serie?
Use the ChiptuneMAP directory to find a certified tuner near you. Compare reviews, prices and specialties.