BMW Z4 - 2.5i 177hp

3 ECUs found for this engine. Select an ECU to view available tuning services and pricing.

BMW Z4 2.5i 177hp Engine Specifications

Fuel Type
Petrol
Displacement
2497 cc (2.5L)
Compression Ratio
11.0 : 1
Bore x Stroke
82.0 X 78.8 mm
Engine Code
N52B25A
Power per Liter
70.9 HP/L

BMW Z4 2.5i 177hp Stage 1 Chiptuning Results

VariantOriginal HPTuned HP+HPOriginal NmTuned Nm+Nm
2.5i 177hp177193+16230255+25
2.5si 218hp218235+17250270+20

BMW Z4 2.5i 177hp: Before this file is prepared

For the BMW Z4 2.5i 177hp, the uploaded file is the final reference. We check whether it is original or already modified before preparing the order, and we contact you first if the read or selected service does not match the vehicle data.

  • Upload a complete original ECU read from the tool you used, or a TCU read only when the selected service is gearbox tuning.
  • Add the vehicle year, gearbox, read/write tool and any dashboard or diagnostic symptoms.
  • Select only the services that match the actual vehicle hardware and intended legal use.

BMW Z4 2.5i 177hp Frequently Asked Questions

What tuning services are available for the BMW Z4 2.5i 177hp?
WEREMAP offers 45 tuning services across 3 ECU variants for the BMW Z4 2.5i 177hp.
How much does ECU tuning cost for a BMW Z4?
ECU tuning prices for the BMW Z4 2.5i 177hp range from 24 to 600 credits, depending on the ECU variant and tuning service selected.
What ECU does the BMW Z4 2.5i 177hp use?
The BMW Z4 2.5i 177hp is available with the following ECU variants: Continental MS45, Continental MSV70, Siemens/Continental MS45. WEREMAP provides professional tuning files for all of these.

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