GrimmSpeed- Subaru 04-08 Forester XT / 06-07 WRX / 04-07 STi - Boost Control Solenoid subaru-forester-2011 allow for quicker shifting

allow for quicker shifting

Easy to install and set up

A change in fittings makes installation cleaner and prevents fittings from protruding into the inlet airway

This assures that we can offer you the most precise and best fitting Radiator Shroud on the market

GrimmSpeed- Subaru 04-08 Forester XT / 06-07 WRX / 04-07 STi - Boost Control Solenoid subaru-forester-2011 allow for quicker shiftingThe GrimmSpeed Electronic Boost Control Solenoid is designed to work with your factory computer (requires tuning). It will not reduce the life of your factory computer because it is designed to draw the same amount of power as the factory BCS but flows better and reacts faster. It plugs in and requires no splicing or soldering of resistors. With the included bracket you can bolt it in, plug in the connector, and start tuning for fast boost response,