50i - 450ch Tuning
BMW 5-serie — Detailed power and torque gains by stage.
Gains by stage(4)
Power
450 hp
Torque
650 Nm
essence
Power
450→510ch
+60 ch
+13%
Torque
650→750Nm
+100 Nm
+15%
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Everything about 50i - 450ch tuning
Tuning the 50i - 450ch 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 50i - 450ch, tuning delivers up to +110 hp and +180 Nm depending on the stage. Stock vs tuned figures:
| Stage | Power | Torque | Indicative price |
|---|---|---|---|
| Stage 1 | 450 → 510 hp | 650 → 750 Nm | — |
| Stage 2 | 450 → 560 hp | 650 → 830 Nm | — |
| E85 Flexfuel | 450 → 450 hp | 650 → 650 Nm | — |
| E85+ | 450 → 510 hp | 650 → 750 Nm | — |
Frequently asked questions
What gains can I expect from tuning the 50i - 450ch?
Tuning the 50i - 450ch (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 50i - 450ch?
Yes, the 50i - 450ch 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.