GrimmSpeed Boost Control Solenoid for Evo 8 9 (057019) For Cheap
$64.50The GrimmSpeed Evo 8 9 3-port electronic boost control solenoid (EBCS) is designed to work with your factory ECU and does require 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…