SCOOP: All-New 2012 ML 63 AMG is Mercedes-Benz’s Answer to the BMW X5 M

Carscoop’s spies have bagged new photos of the upcoming 2012 Mercedes-Benz ML 63 AMG testing in Germany. The most powerful member of the new M-Class family will compete against BMW’s X5 M, which packs a twin-turbocharged 4.4-liter V8 engine pumping out 555HP and 680Nm or 501 lb-ft of peak torque. The current ML 63 AMG is powered by a naturally aspirated 6.2-liter V8 engine delivering -in U.S.