Urine in the bladder is diluted by. the consumption of large amounts of. non-drug containing fluid; which. results in a drug concentration that. is less than the cutoff level of the test -. thus producing a negative result.
Porsche Cayenne Models and Cayenne History. In 2003, Porsche got on the SUV bandwagon and introduced the Cayenne luxury SUV crossover. It featured a powerful V8 engine with optional active suspension and real sports-like performance. The 2004 Cayenne now offered a V6 engine option for buyers.
Select 2011 See photos. The all-new 2011 Porsche Cayenne larger and roomier, but 400 pounds lighter. It's more powerful, but more fuel-efficient. The lineup now includes a hybrid model, and offers a torque-vectoring all-wheel drive system that actually raises its Porsche-ness to a new level.