If the standard C63 AMG’s 451 horsepower isn’t enough, order AMG’s Development Package, which incudes the SLS AMG’s lighter pistons, rods, and crankshaft, adds a higher engine speed limit, and subtracts weight. AMG estimates 0-62 mph in 4.4 seconds for the “base” C63 coupe, and 4.3 seconds with the package.
The C63’s sport suspension replaces the standard front MacPherson struts with a three-link suspension. It has a reinforced multilink rear suspension, wider front and rear tracks, speed-sensitive sport-tuned power steering, and a 13.5:1 direct steering ratio to improve on the C-coupe’s already impressively precise and communicative rack-and-pinion hydraulic power steering. There are the usual body and interior trim pieces, including LED daytime driving lights, side air outlets, powerdome hood, carbon-fiber rear lip spoiler, and snug Recaro front seats. (U.S. models…