ChiptuneMAP
ChiptuneMAP/Wiesmann/GT / Roadster/4.4i (MF5) - 555ch
Wiesmann

4.4i (MF5) - 555ch Tuning

Wiesmann GT / Roadster: detailed power and torque gains by stage.

Near you

Stage 1 for your GT / Roadster: garage prices

Enter your postcode to see nearby garages and their prices for this engine.

Gains by stage(4)

Power

555 hp

Torque

680 Nm

Petrol
Power
555→590hp
+35 hp
+6%
Torque
680→780Nm
+100 Nm
+15%
OriginalTuned

Find a tuner

Compare listed professionals near you.

Are you a tuner?

These drivers are looking for a pro for this engine

When they simulate their vehicle, the map shows them nearby pros with their own prices. Add yours and get their requests.

Create my free listing2 minutes, no credit card

Tuners · ChiptuneFILE

Stage 1 file for the 4.4i (MF5) - 555ch

Send the ECU read, get back an optimised and tested file.

  • Stage 1, Stage 2, E85
  • Checksum corrected, original file kept
  • For professionals only
Order a file

Everything about 4.4i (MF5) - 555ch tuning

Tuning the 4.4i (MF5) - 555ch found in the Wiesmann GT / Roadster 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 Wiesmann GT / Roadster 4.4i (MF5) - 555ch, tuning delivers up to +95 hp and +180 Nm depending on the stage. Stock vs tuned figures:

StagePowerTorqueIndicative price
Stage 1555 → 590 hp680 → 780 NmOn quote
Stage 2555 → 650 hp680 → 860 NmOn quote
E85 Flexfuel555 → 555 hp680 → 680 NmOn quote
E85+555 → 590 hp680 → 780 NmOn quote

Frequently asked questions

What gains can I expect from tuning the 4.4i (MF5) - 555ch?
Tuning the 4.4i (MF5) - 555ch (Wiesmann GT / Roadster) 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 4.4i (MF5) - 555ch?
Yes, the 4.4i (MF5) - 555ch is known for its reliability when tuned, especially at Stage 1. It's essential to use a professional, experienced tuner with maps tailored to your engine.
How much does Wiesmann GT / Roadster 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 Wiesmann GT / Roadster?
Use the ChiptuneMAP directory to find a tuner near you. Compare prices, services and specialties.

Other engines

3.0i (MF30) - 231ch3.2i (MF3) - 343ch4.4i (MF30) - 402ch