See also:

Two separate circuits
Your vehicle has two separate circuit brake systems. Each circuit works diagonally across the vehicle. If one circuit of the brake system should fail, the other half of the system still works. If one ...

Recommended grade and viscosity
Use only engine oil with the recommended grade and viscosity. Refer to “Engine oil”. NOTE Engine oil viscosity (thickness) affects fuel economy. Oils of lower viscosity provide better fu ...

Turbocharged Power
The 2.5-liter four-cylinder engine from last year's WRX really is a hoot to drive, and it's just as strong in the 2009 Impreza 2.5GT. Whether you're cruising around the city or driving on the high ...