GrimmSpeed 3-Port Electronic Boost Control Solenoid Subaru STI 04-07 / WRX 06-07 | 057002 vendor_H&R This inexpensive kit from Whiteline

This inexpensive kit from Whiteline threads bolts into holes that already exist from the factory

and a slight lope at idle

The reusable design makes long-term maintenance simple and cost-effective

The Competition Clutch stage 2 is perfect for those looking to replace a clutch in their mildly modified WRX without breaking the bank

from the street to the strip and anything in between

GrimmSpeed 3-Port Electronic Boost Control Solenoid Subaru STI 04-07 / WRX 06-07 | 057002 vendor_H&R This inexpensive kit from WhitelineFitment Information: 2004 2007 Subaru STI 2006 2007 Subaru WRX 2004 2008 Subaru Forester XT 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,