Cedar PerformanceECU / DME tuning
Mercedes-AMG GT Roadster for Cedar Performance ECU tuning

Mercedes-AMG M178 calibration

2020 Mercedes-AMG GT Roadster Tune

$700

Stage 1: 91 or 93 octane gasoline. Stock hardware. Stage 2: 91 or 93 octane gasoline. Upgraded Exhaust.

Stages3
Pricing$700
Power target540-550 HP / 560 TQ
PlatformM178 R190
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Tune selection

Choose Your Tune

Selected tuneStage 1
Price$700
Power target540-550 HP / 560 TQ
Next stepStart your order

91 or 93 octane gasoline. Stock hardware.

Continue with Stage 1

Power target comparison

Power Targets

2020 Mercedes-AMG AMG GT Roadster M178 power target dyno sheet Cedar Performance Power Target Comparison 0 0 100 100 200 200 300 300 400 400 500 500 600 600 700 700 800 800 900 900 1000 1000 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 6.5 469.00 465.00 550.00 560.00 585.00 580.00 845.00 745.00 6.264 Stock · 469.00 HP @ 6.25k 465.00 TQ @ 3.75k Power (hp) Torque (tq) Engine RPM (rpmx1000) 2020 Mercedes-AMG AMG GT Roadster · Cedar Performance
CalibrationHPTQ
STOCK Performance469465
Stage 1 CedarTUNE540-550560
Stage 2 CedarTUNE565-585580
Stage 3 CedarTUNE705-845700-745