The DTS returns for 2008 powered by the Northstar 4.6L V8 engine producing 275 horsepower and 295 lb-ft of torque. Standard luxury amenities include aluminum wheels, leather seats, dual-zone automatic climate control, keyless entry remote, and the OnStar communication system. Options on the DTS include a DVD rear entertainment system, a navigation system, heated front seats, adaptive speed control, exclusive exterior colors, and several premium option packages.