The designers behind Spyker Automotive, maker of the Spyker C8 Aileron also product a brilliant speedboat under its own moniker, Silvestris Auqamotive.  This aluminum-skinned five seater is the peak of luxury on the water, a 23-foot speedster lined with a luxurious leather interior, a cylindrical chrome instrument panel and auto-folding cabin covers.  In the hull, the Silvestri speedboat comes standard a Volvo Penta V8 pushing 320 horsepower for a top speed of 48 knots– or 55mph.  This sea slicer is among the best we’ve seen for luxury boating, an instant StyleCrave favorite. [silvestri via thecoolhunter]