After unveiling its Nissan 370Z and Audi A5 Cabriolet kits in September, German tuning firm Senner is at it again with its treatment for the Mercedes-Benz ML500. The company's engineers first turned their attention on the SUVs 5.5-liter V8 engine by optimizing the ECU module and lifting output from the factory model's 388HP and 530Nm, to 412HP and 560Nm [416 lb-ft] of torque.