Right or wrong, the Panamera is a firm favorite with the tuning world, and the latest aftermarket specialist to show Porsche's super sedan some love is Ireland-based Onyx Concept. Its Porsche Panamera Onyx GST Edition comes with a choice of two bodykits. The Stage One kit, priced at $16,999, includes new bumpers revised side skirts and extended wheel arches, while included in the package is a rear spoiler, carbon-fiber diffuser, a custom exhaust system and new daytime running lights.

The Stage Two program comes in at $23,599, for which you get all of the above plus a ventilated SuperSport hood, front fender vents, a roof-mounted fin and carbon-fiber mirror caps. Additional options include a bespoke paint job, quilted leather interior, carbon-fiber trim, lamb's wool floor mats, carbon door handles, a sport steering wheel and 22-inch forged alloys. A variety of engine upgrades are also on the table. Without being specific, Onyx Concept announced it can tune the Panamera Diesel to produce 350 horsepower, an increase of 100hp, and the Turbo to 620 hp, up from 500 horses.