Cedar PerformanceECU / DME tuning
Photographed Cedar Performance workstation with the bench-patch tool used for OBD unlock service

R231 / R232 / MRG1

2026 Mercedes SL OBD Unlock Patch

ECU access only. Performance tuning is sold separately.

View unlock servicesBrowse Mercedes
Model years2026
ECU identifiersMRG1
PlatformR231 / R232
ServiceRequest OBD unlock patch

2026 Mercedes SL OBD unlock patches

2026 Mercedes SL R231 ECU OBD Unlock Patch

MRG1 / R231 · AutoTuner Bench Patch

$200 View unlock service

2026 Mercedes SL R232 ECU OBD Unlock Patch

MRG1 / R232 · AutoTuner Bench Patch

$200 View unlock service

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