Tuning Options for 2006–2009 Mercedes-Benz E63 AMG (W211)
Engine: AMG M156 6.2L V8 Naturally Aspirated
 
Stock Performance (North America)
Horsepower (HP): 507
Torque (TQ): 465 lb-ft (630 Nm)
 
From the factory, the hand-built AMG V8 already delivers incredible performance. With ECU recalibration, however, the E63 can unlock sharper throttle response, improved drivability, and significant power gains.
 
Tuning Stages
 
Stage 1 – Performance Recalibration
Output: ~530 HP / 486 lb-ft (660 Nm)
Upgrades: ECU software optimization only
Benefits:
Faster throttle response
Enhanced mid-range torque
Smooth, linear power delivery
 
Stage 2 – Advanced Performance
Output: ~580 HP / 525 lb-ft (711 Nm)
Required Upgrade: Catless headers (recommended for maximum flow)
Benefits:
Noticeable increase in top-end power
More aggressive sound profile
Maximum performance from the naturally aspirated M156
 
Why Choose ECU Tuning?
 
Optimized Mapping: Torque limiters, ignition timing, fuel maps, and throttle response are recalibrated for stronger, more efficient performance.
Safety Preserved: Factory fail-safes, knock control, and limp-mode remain fully intact.
Everyday Driveability: Gains are delivered smoothly, keeping the car refined for daily use while adding excitement for spirited driving.
Tailored Results: Actual output may vary depending on vehicle condition, mileage, and environment.
 
⚡ Summary: ECU tuning transforms the already legendary W211 E63 AMG into an even more thrilling machine. Whether you choose Stage 1 for balanced performance or Stage 2 for maximum gains, the M156 V8 responds beautifully — all while preserving reliability and factory safeguards.