This Ford Mustang Saleen S281 convertible is #20 of 26 built for 2009 and is powered by a supercharged 4.6-liter V8 paired with a five-speed manual transmission and a 3.73 Maxgrip differential, and it is finished in black over dark charcoal leather. Equipment includes a black soft top, Saleen suspension and bodywork, chrome 20” wheels, a water-to-air intercooler, sport seats, air conditioning, a close-ratio shifter, and a Shaker 500 audio system. Modifications are said to include an upgraded…