SL-Class SL550 5.5 V8 Biturbo — Stage 2 Decat ECU Tune

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Bin

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A new product by Bin is available: SL-Class SL550 5.5 V8 Biturbo — Stage 2 Decat ECU Tune 552655 - Mercedes-Benz Stage 2 — SW: 552655 — An aggressive decat tune for the 5.5L V8 Biturbo, engineered for maximum power, torque, and an exhilarating sound.


SL-Class SL550 5.5 V8 Biturbo — Stage 2 Decat ECU Tune 552655

Description​

ParameterValue
Producer:Mercedes-Benz
Series:SL-Class
Model:SL550 5.5 V8 Biturbo
Type (Engine):Turbo-Petrol
Displacement:5.5 L
Output:435 PS / 319.9 kW
ECU Maker:Bosch
Software:552655
Checksum:N/A
CPU:Infineon Tricore
8-Bit sum:42E1
Nested Versions:1 modified version included (Stage 2 + Decat) + Original for reference
Project type (Project):Complete binary file
Details:Stage 2 + Decat
Project Size:4 194 304 bytes
Read Hardware:Dimsport Trasdata

All tuning files were acquired through official EVC.de resellers and verified on a professional dynamometer. Each calibration corresponds to the developer listed in the “Modified By” section — performance graphs may be available on their official website. These files are intended for motorsport or off-road use only. Ensure proper installation and do not operate the vehicle aggressively without first confirming mechanical condition. The seller accepts no responsibility for misuse or non-compliant road use.

Extended Product Information​

  • Maximum performance calibration for a vehicle with decat downpipes
  • Extensive revisions to torque, boost, ignition, and fuel maps
  • Exhaust flap control and overrun parameters modified for aggressive sound
  • Catalyst monitoring and related DTCs disabled in software
  • Sharpened throttle response for instant power delivery
  • Engine protection systems recalibrated for high-performance track use


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