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Mercedes-AMG C63 W205 ECU Tuning Guide — Stage 1 to Stage 4 | Power, Cost & Build (2026)
The C63 W205 Is Where YPG Motorsport Made Its Name The Mercedes-AMG C63 and C63 S W205 is the platform that defined YPG Motorsport. Our W205 C63 ran 9.97 seconds at 828 WHP — the world record for the platform. Every calibration we sell for this car is built from the same engineering that produced that result. The W205 uses the M177 4.0-litre twin-turbo V8 in its original single-scroll configuration. From factory, the C63 produces 469 HP and the C63 S produces 503 HP. Both respond exceptionally well to ECU calibration because Mercedes-AMG leaves significant headroom in boost pressure, ignition...