Mercedes-Benz CLS - 450 367hp

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

Mercedes-Benz CLS 450 367hp Engine Specifications

Fuel Type
Petrol
Displacement
2999 cc (3.0L)
Compression Ratio
10.5 : 1
Bore x Stroke
83.0 X 92.4 mm
Engine Code
M256
Power per Liter
113.4 HP/L

Mercedes-Benz CLS 450 367hp Stage 1 Chiptuning Results

VariantOriginal HPTuned HP+HPOriginal NmTuned Nm+Nm
450 - 340hp340355+15460485+25
450 AMG 367hp367420+53520590+70
450 (3.0T) 367hp367420+53500600+100
450 - 367hp367410+43500590+90
450 367hp367510+143500820+320
450 (3.0T) 389hp389420+31500600+100

Mercedes-Benz CLS 450 367hp: Before this file is prepared

For the Mercedes-Benz CLS 450 367hp, 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.

Mercedes-Benz CLS 450 367hp Frequently Asked Questions

What tuning services are available for the Mercedes-Benz CLS 450 367hp?
WEREMAP offers 22 tuning services across 2 ECU variants for the Mercedes-Benz CLS 450 367hp.
How much does ECU tuning cost for a Mercedes-Benz CLS?
ECU tuning prices for the Mercedes-Benz CLS 450 367hp range from 24 to 180 credits, depending on the ECU variant and tuning service selected.
What ECU does the Mercedes-Benz CLS 450 367hp use?
The Mercedes-Benz CLS 450 367hp is available with the following ECU variants: Bosch ME9.7, Bosch MG1CP002. WEREMAP provides professional tuning files for all of these.

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