Boost Control & Wastegates
Subaru 3-Port Boost Control Solenoid (BCS) WRX ...
CUSTOM TUNING REQUIRED!! The COBB 3-Port Boost Solenoid (BCS) is an excellent upgrade for mod...
CUSTOM TUNING REQUIRED!! The COBB 3-Port Boost Solenoid (BCS) is an excellent upgrade for modern turbocharged vehicles, enabling precise boost control in a tidy package that is easy to install and tune. Our BCS will eliminate boost fluctuations inherent in the OEM boost control system, providing stable and repeatable boost control to base the vehicle's tune on. It is equally capable of providing this stable boost control at stock boost levels as well as extremely high boost levels associa...
Subaru WRX / STI / FXT 3-Port Boost Control Sol...
TUNING REQUIRED!! The COBB 3-Port Boost Solenoid (BCS) is an excellent upgrade for modern tu...
TUNING REQUIRED!! The COBB 3-Port Boost Solenoid (BCS) is an excellent upgrade for modern turbocharged vehicles, enabling precise boost control in a tidy package that is easy to install and tune. Our BCS will eliminate boost fluctuations inherent in the OEM boost control system, providing stable and repeatable boost control to base the vehicle's tune on. It is equally capable of providing this stable boost control at stock boost levels as well as extremely high boost levels associated wi...
Boost Control Solenoid Cover NEON GREEN - Subar...
Dress to impress! GrimmSpeed engine dress-up pieces have been extremely popular with Subaru owne...
Dress to impress! GrimmSpeed engine dress-up pieces have been extremely popular with Subaru owners over the years, but there’s always been one small piece missing: Introducing The GrimmSpeed Boost Control Solenoid Cover for the 08-2021 Subaru STI! We decided on a subtle design for this cover that mimics the “vent” styling on our matching GrimmSpeed Alternator Cover. Is it made from a single piece of lightweight aluminum with a laser cut GS logo for you to proudly represent your favorite af...
Boost Control Solenoid Cover BLACK - Subaru 08-...
Dress to impress! GrimmSpeed engine dress-up pieces have been extremely popular with Subaru owne...
Dress to impress! GrimmSpeed engine dress-up pieces have been extremely popular with Subaru owners over the years, but there’s always been one small piece missing: Introducing The GrimmSpeed Boost Control Solenoid Cover for the 08-2021 Subaru STI! We decided on a subtle design for this cover that mimics the “vent” styling on our matching GrimmSpeed Alternator Cover. Is it made from a single piece of lightweight aluminum with a laser cut GS logo for you to proudly represent your favorite af...
Boost Control Solenoid Cover RED - Subaru 08-21...
Dress to impress! GrimmSpeed engine dress-up pieces have been extremely popular with Subaru owne...
Dress to impress! GrimmSpeed engine dress-up pieces have been extremely popular with Subaru owners over the years, but there’s always been one small piece missing: Introducing The GrimmSpeed Boost Control Solenoid Cover for the 08-2021 Subaru STI! We decided on a subtle design for this cover that mimics the “vent” styling on our matching GrimmSpeed Alternator Cover. Is it made from a single piece of lightweight aluminum with a laser cut GS logo for you to proudly represent your favorite af...
Manual Boost Controller RED - Universal
The Next Level of Boost Control. Welcome to the most refined manual boost controller available on...
The Next Level of Boost Control. Welcome to the most refined manual boost controller available on the market today. During development, we worked hand in hand with tuners across the country to develop this device and ensure that it solves legitimate problems that they have with other existing boost controllers. The GrimmSpeed MBC allows you to raise OEM boost levels in a quick and efficient manner through superior boost range and ultra-fine resolution (.25 PSI/click). Adding the MBC to your c...
Manual Boost Controller BLUE - Universal
The Next Level of Boost Control. Welcome to the most refined manual boost controller available on...
The Next Level of Boost Control. Welcome to the most refined manual boost controller available on the market today. During development, we worked hand in hand with tuners across the country to develop this device and ensure that it solves legitimate problems that they have with other existing boost controllers. The GrimmSpeed MBC allows you to raise OEM boost levels in a quick and efficient manner through superior boost range and ultra-fine resolution (.25 PSI/click). Adding the MBC to your c...
Manual Boost Controller BLACK - Universal
The Next Level of Boost Control. Welcome to the most refined manual boost controller available on...
The Next Level of Boost Control. Welcome to the most refined manual boost controller available on the market today. During development, we worked hand in hand with tuners across the country to develop this device and ensure that it solves legitimate problems that they have with other existing boost controllers. The GrimmSpeed MBC allows you to raise OEM boost levels in a quick and efficient manner through superior boost range and ultra-fine resolution (.25 PSI/click). Adding the MBC to your c...