GrimmSpeed 3-Port Electronic Boost Control Solenoid Subaru STI 2008-2021 | 057007 Stockdrain Rally Armor UR series for

Rally Armor UR series for Impreza 2

AEM high volume fuel rails for the Evo 8 & 9 feature a 1/2 inch bore to support fuel flow for applications up to 1

Part #: FOM-FMPAC350Z

Accurate air/fuel ratio monitoring is essential for performance tuning and engine reliability

GrimmSpeed 3-Port Electronic Boost Control Solenoid Subaru STI 2008-2021 | 057007 Stockdrain Rally Armor UR series forFitment Information: 2008 2021 Subaru STI Features: The GrimmSpeed Boost Control Solenoid is the most complete and easy to use 3 Port Electronic BCS. Unlike your OEM 2 port solenoid, the GrimmSpeed BCS will allow for extremely high resolution boost control at elevated boost pressures, providing your tuner with the hardware needed to safely tune your car with rock solid boost levels. Using our solenoid, you are able to spool your turbo quicker and