Professional Mercedes AMG Tuning Tool
D-SYNC ECU is the ultimate calibration platform for Mercedes-AMG and Mercedes-Benz owners who demand more from their vehicles.
Unlock your car's full potential — D-SYNC delivers a seamless, wireless tuning experience straight from your phone. No laptop, no cables, no dealer.
SUPPORTED ENGINES
• M177 4.0L V8 BiTurbo — C63 S, E63 S, S63, GT 63 S, GLE 63 S, GLC 63 S, and more
• M178 4.0L V8 BiTurbo — AMG GT / GT S / GT C / GT R / Black Series
• M276 3.0L V6 BiTurbo — C43, E43, E450, GLC43, GLE43, S400, and more
• M157 / M278 5.5L & 4.7L V8 BiTurbo — S63, CLS63, GLE63, GLS63, ML63, E63, and more
• M133 2.0L Turbo — CLA45, A45, GLA45 (Gen 1 / 1.5)
• M256 3.0L Turbo inline-six — E53, CLS53, GT53, GLE53 and 450 models
PLUS TRANSMISSION TUNING
• 9G-TRONIC (VGS-NAG3) — write calibrations directly to the 9-speed transmission controller
Compatible control units: Bosch MED17.7.5 · MED17.7 V6LA · MED40AMG · MED17.7 (M157/M278) · Bosch MG1 (M256) · VGS-NAG3 (9G)
HIGH-SPEED DATA LOGGING
• Ready-made logging presets per engine, plus build-your-own profiles (up to 20 channels)
• Boost, intake temps, knock, AFR/lambda, timing and 70+ parameters in real time
• Auto-records your pull and saves it as a CSV tagged by VIN, date and time
• Powerful viewer — multi-channel overlay, drag-to-read cursor, time-axis zoom and stacked view
• One-tap cloud sharing so your tuner can refine the calibration
LIVE HUD
Turn your phone into a full-screen instrument cluster while you log. Big, glanceable gauges with per-cylinder knock and misfire, camshaft timing, and automatic over-limit alerts — portrait or landscape, with dedicated layouts per engine. Display only: it never touches your recording.
EXHAUST POP & BANG TUNER (AMG only)
Dial in custom exhaust pops & bangs on OTS tunes — presets plus advanced control, applied at flash.
DTC DEACTIVATION
Deactivate diagnostic trouble codes across all firmware versions, applied at flash.
VEHICLE CODING (beta)
Activate hidden features and adjust factory coding — including W205 brake/model coding and AMG 63 exhaust-flap coding. Supported coding is listed at d-syncworks.com.
CONTROL-UNIT REPLACEMENT & CLONING (beta)
Clone-write the next-generation Common Powertrain Controller (CPC NG), including control-unit replacement.
AIRMATIC SUSPENSION CONTROL (beta)
Dial in ride height on supported AIRMATIC chassis — AMG GLE/GLS (W167), S-Class (W222) and E-Class (W213). Save your favorite stances and recall them in a tap.
ON-BOARD DIAGNOSTICS
Read and clear fault codes with plain-language descriptions, right from the app.
BUILT FOR AMG
Every detail is engineered around the Mercedes platform — automatic ECU identification, per-vehicle configuration, and a tuner ecosystem that speaks your language.
WHAT YOU NEED
• D-SYNC D1 Bridge — WiFi hardware adapter (sold separately at d-syncworks.com)
• A supported Mercedes-AMG / Mercedes-Benz listed above
• A D-SYNC account and license
Questions or support? Visit d-syncworks.com
Note: M256 flashing requires a one-time bench unlock before wireless flashing is available.
** This racing product is for competition, closed-course use only.
*** Use of this software may void portions of your vehicle's factory warranty. Some items may not be legal for on-highway use. D-SYNC makes no guarantees as to the legality of any parts used on highway vehicles and accepts no responsibility for compliance with your vehicle's factory warranty.
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The developer, LUN LIU, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
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