The Jetta TDI comes in two options: 6-speed manual or 6-speed DSG automatic transmission with Tiptronic® and Sport mode transmission. Both come are 2.0L, 140 hp TDI engine. TDI stands for Turbocharged Direct Injection and a nice summary of TDI can be seen on Wikipedia.
This bicycle pump can be used to inflate your car tires to ensure you always drive with inflated tires! The built in tire gauge will ensure you inflate to the correct air pressure. Check out our link above to see the Mapawatt video of using a bicycle pump to inflate a car's tires.
FuelEconomy.gov Car Comparisons
Low Rolling Resistance Tires
