The 2010 Toyota Tundra 4WD truck is a full-size pickup that is available in three different cab styles and has two different V8 engines to choose from. The regular cab has two-doors, while the double cab and CrewMax styles feature four-doors. An all-new 4.6L V8 is available for 2010 and produces 310 hp. A larger 5.7L V8 making 381 hp is also available, and both engines are mated to a six-speed automatic transmission. The front grille of the Tundra has been redesigned for the 2010 model year.