Mercedes SLR 722 Black Arrow by edo Competition

Dressed in matte black with 21-inch alloy wheels, the bespoke supercar features a supercharged 5.5-liter V8 that has been outfitted with a revised air intake, a stainless steel sport exhaust system, and an optimized ECU. Thanks to all these tweaks, the engine produces 722 PS (531 kW / 712 PS) and 890 Nm (656 lb-ft) of torque. This enables the car to accelerate from 0-100 km/h in 3.4 seconds, 0-300 km/h (0-186 mph) in 24.5 seconds, and onto a limited top speed of 345 km/h (214 mph). Power output of the standard 722 Edition is 650 PS (478 kW / 641 bhp).

Besides the performance modifications, edo added an Alcantara-wrapped steering wheel, carbon fiber trim, and a new infotainment system with GPS navigation and Bluetooth/iPod connectivity.

Ferrari 458 Black Carbon Edition by Anderson Germany

Anderson Germany has unveiled a tuning program for the Ferrari 458 Italia.

On the design front, the car features a new hood, tinted windows, yellow brake calipers, and 21-inch alloy wheels with carbon fiber accents. Additionally, there's carbon fiber trim on the front canards, door mirrors and rear diffuser.

Inside, designers added Alcantara upholstery, carbon fiber trim and a high-end audio system.

While the 458 wasn't lacking in performance, the tuner installed a new exhaust system and an optimized ECU. This enables the 4.5-liter V8 to produce 623 PS (458 kW / 614 hp) and 636 Nm (469 lb-ft) of torque - an increase of 53 PS (40 kW / 52 hp) and 96 Nm (71 lb-ft).