To change the cruising speed

See also:

Floor mat
Retaining pins are located on the driver’s side floor. The floor mat is secured using the built-in grommets, by placing the grommets over the pins and pushing them downward. CAUTION Make sure ...

Brake booster
The brake booster uses engine manifold vacuum to assist braking force. Do not turn off the engine while driving because that will turn off the brake booster, resulting in poor braking power. ...

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 ...