electric power-assist steering system used on the American Ford Mustang, which was also poised for introduction on the Falcon. The engines range of the SZ series comprised the usual but further upgraded 4.0-litre DOHC straight-six petrol engine only for the RWD Territory, and a turbocharged, direct injection 2.7-litre 60-degree V6 diesel engine marketed as "Durpatorq" for the RWD and AWD Territory models. Petrol-engined AWD models are no longer offered. The petrol engine, now compliant with Euro 4 emission standards, generates and . At launch, the diesel engine was a seven-year-old Ford AJD-V6/PSA DT17 engine, which debuted in Australia with the Jaguar XF and Land Rover Discovery 3. It reportedly emits up to 25% less compared to the petrol engine. Across the range, two types of six-speed automatic transmission became default depending on model variants. For petrol-engined RWD—the ZF 6HP26 transmission; for diesel-engined RWD and AWD the ZF-based, 6R80 transmission produced by Ford in the United States is used. Interior-wise, finally the new Territory gained the centre console and ICC of the FG Falcon. Up until this time the Territory had continued to reused the 2002-2008 BA/BF Falcon interior and ICC. Model range The range remained the same except for the Titanium replacing the Ghia, reflecting a similar changes made to the related Ford Falcon (FG) range. The SZ range and key features or upgrades (plus Australian retail prices at launch) were as follows: TX: 17-inch alloy wheels, iPod/USB integration, Bluetooth phone connectivity and cruise control). Available in RWD petrol (), RWD diesel (), AWD diesel (); TS: as above but with 18-inch alloy wheels plus four-way power adjustable driver seat, 8-inch colour touch screen, front fog lights, dual-zone climate control, premium audio system and reversing camera, standard 7-seat capacity. Available in RWD petrol (), RWD diesel (), AWD diesel (); Titanium: as above plus different 18-inch alloy wheels, LED "position" lights, external mirrors mounted side indicators, chrome detachable front grille, 6-way power adjustable driver seat with three memory settings, glass for the rear passenger and cargo windows, auto-dimming rear-view mirror, satellite navigation with Traffic Message Channel, Alpine DVD entertainment system for rear passengers with 10.2-inch screen and infrared headphones, leather seat trim (in "Shadow" black or "Cashmere" beige). Available in RWD petrol (), RWD diesel (), AWD diesel (). The Titanium model has proven to be the most popular variant and the SZ series led Ford Australia to reach a