A new generation of the Porsche Panamera starts sales this year, and this week Porsche released pricing information for the current range-topper, the Turbo E-Hybrid. It’s a plug-in hybrid that packs a twin-turbocharged V-8 and a peak output of 670 hp. JLR (formerly Jaguar Land Rover) is no stranger to SUVs with beefy engines, and its next will be…