Advanced Performance Tuning - ECU Remapping Experts
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    Mercedes CLS C257 Ph1

    Choose your engine variant to see potential performance gains.

    Mercedes
    Mercedes CLS C257 Ph1

    300D (Euro 6 D-temp) - 245 HP

    Original
    245 HP
    500 Nm
    Stage 1
    280 HP
    550 Nm
    +14% / +10%

    350D (Euro 6 D-temp) - 286 HP

    Original
    286 HP
    600 Nm
    Stage 1
    380 HP
    820 Nm
    +33% / +37%

    400D (Euro 6 D-temp) - 340 HP

    Original
    340 HP
    700 Nm
    Stage 1
    380 HP
    820 Nm
    +12% / +17%

    350 (2.0T) - 295 HP

    Original
    295 HP
    400 Nm
    Stage 1
    320 HP
    450 Nm
    +8% / +13%

    450 - 367 HP

    Stage 2 Available
    Original
    367 HP
    500 Nm
    Stage 1
    420 HP
    620 Nm
    +14% / +24%
    Stage 2
    430 HP
    640 Nm
    +17% / +28%

    53 AMG - 435 HP

    Stage 2 Available
    Original
    435 HP
    520 Nm
    Stage 1
    490 HP
    620 Nm
    +13% / +19%
    Stage 2
    510 HP
    640 Nm
    +17% / +23%

    Important Information

    • • All power and torque figures shown are up to the maximum potential gains. No two cars are the same.
    • • Actual results depend on vehicle condition, maintenance history, and driving style.
    • • Fuel economy improvements (up to 15%) apply to diesel engines only.
    • • ECU remapping may affect your manufacturer warranty - please check with your dealer.
    • • You must inform your insurance company of any ECU modifications.