When it comes to German tuners, the name of the game is power. The more the merrier. In its latest take on the Mercedes-Benz C63 AMG, Wimmer RS has presented the Level 3 performance kit, which increases the 6.3-liter V8 engine's output to 580-horsepower and 690 Nm (509 lb-ft), up from 457 HP and 600 Nm.
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