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Aston Martin DBX / DBX707 ECU Tuning Guide — Stage 1 & Stage 2 | M177 4.0T V8 (2026)
The Aston Martin DBX and DBX707 both run the Mercedes-AMG M177 4.0-litre twin-turbo V8 — the same engine family found in the AMG GT, C63, E63 and GLC63. With 542 HP in the standard DBX and 697 HP in the DBX707, the M177 is already one of the most powerful SUV engines on sale. But its twin-scroll turbochargers and Bosch ME 17.7.2 ECU leave serious headroom for calibration. YPG Motorsport's remote ECU tuning pushes the standard DBX to 672 HP and the DBX707 to 827 HP / 1,100 Nm at Stage 2 — no shop visit required. M177 Engine Specs...