Paddle-shifting the automatic transmission as you enter the corner, you'll hear the engine automatically rev to match the selected gear ratio blipping, it's called and the SL just rips along in a way no luxuriousgrand touring car has a right to.
The move is part of a concept just launched by BMW called Future Retail and kicked off with the grand opening of its first new BMW Brand Store in the most luxurious area of metropolitan Paris this week.
Their models range from Hyundai's new flagship, the Grand Santa Fe - which marks the brand's entry into the market for large, luxurious sports utility vehicles - to Kia's Provo concept, which is gunning at the quirky Mini.
But once upon a time train travel was a luxurious prospect that came with a frisson of glamour and adventure, not to mention fine dining, grand surroundings and impeccable service.