SI-DRIVE (STI)

SI-DRIVE (SUBARU Intelligent Drive) works to maximize engine performance, control and efficiency.

This system consists of three modes:
Intelligent (I), Sport (S), and Sport Sharp (S#). By adjusting the SI-DRIVE selector, the character of the power unit changes.

See also:

Driving on snowy and icy roads
WARNING Do not use the cruise control on slippery roads such as snowy or icy roads. This may cause loss of vehicle control. CAUTION Avoid prolonged continuous driving in snowstorms. Snow will ent ...

Besting Midsize Benchmarks
Built on an all-new platform, the 2010 Subaru Legacy offers roominess comparable to mainstream midsize sedans, with a focus on usable space and long-distance driving comfort. The wheelbase grows t ...

Power steering
The power steering system operates only when the engine is running. If you lose power steering assist because the engine stops or the system fails to function, you can steer but it will take ...