GrimmSpeed Boost Control Solenoid Adapter - Subaru WRX 2015-2020 2016 Most adjustability available on the

Most adjustability available on the market

people will typically upgrade to a larger top mount intercooler

Factory Fit for clean install

We spent over a year working hand in hand with Tuners across the country to develop our MBC

Laser Cut 5052 Aluminum Construction - Durable and lightweight construction

GrimmSpeed Boost Control Solenoid Adapter - Subaru WRX 2015-2020 2016 Most adjustability available on theThe 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 ammount 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,