Stop!Look!Drive! ''While the 2008 Porsche Cayenne only receives subtle exterior styling changes, the significant upgrades to the engines and suspension produce dramatic performance improvements. If you want the best luxury SUV in terms of all-around on-road performance, this is the one to get.Brisk performance, sports car handling, comfortable cabin, solid towing capacity.'' says Edmunds.com. The top-of-the-line Cayenne Turbo comes with a turbocharged V8, active air suspension, specialized front and rear styling, brushed aluminum body accents, a Bose audio system, a navigation system, front and rear park assist, heated seats (front and rear), bi-xenon adaptive headlights, power tilt/telescoping steering wheel and an Alcantara headliner.The Cayenne Turbo has a twin-turbocharged version of the V8 that makes a mighty 500 hp and 516 lb-ft of torque. A must see for everyone.