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E63 W213 Stage 3 Turbo Upgrade — 800 to 1,000HP M177 Twin-Scroll Build Guide (2026)
The Mercedes-AMG E63 S W213 is the sleeper king of the M177 engine family. With 603 HP from the factory, 4MATIC+ all-wheel drive, and a pair of twin-scroll turbochargers feeding the 4.0-litre V8, the E63 is already one of the fastest sedans ever built. But the M177 platform has serious headroom. A Stage 3 turbo upgrade pushes the E63 W213 into 800–1,000+ HP territory — turning an executive sedan into a quarter-mile weapon that embarrasses dedicated supercars while carrying four passengers and a full trunk. Why the E63 Is Different — Twin-Scroll Turbo Architecture The E63 W213 does not share...