Perrin Electronic Boost Control Solenoid 2002-2007 WRX / 2004-2007 STI / 2004-2008 Forester XT

Unlock your turbocharged engine’s full performance potential with the Perrin Electronic Boost Control Solenoid—the ultimate solution for precise boost management and faster spool-up.

The custom made solenoid coil and valve are specific to Perrin Specs. This allows the valve to operate almost two times faster and flow almost 50% more than competitors' designs. The EBCS Pro also works with OEM ECU calibrations and reduces and reduces overboost conditions that commonly occur, all without causing check engine lights. 

Note: To fully utilize the EBCS Pro, an ECU calibration is required. 

Key Features:

• 3-Port Design: Offers improved boost response and higher control resolution compared to factory solenoids. Allows tuners to raise boost levels and maintain stability across the RPM range.

• Plug-and-Play Installation: Designed specifically for Subaru applications, the Perrin Electronic Boost Control Solenoid installs easily using factory-style connectors and mounting hardware.

• Durable Construction: Built with 6061 Aluminum to withstand extreme under-hood conditions, ensuring consistent performance and long-term reliability.

• Proven Performance: Extensively tested on street and track environments, offering compatibility with popular engine management systems including COBB Accessport and open-source tuning platforms.

Included:

• (1) PERRIN EBCS Pro assembly
• (1) 5/32" ID Vacuum hose
• (1) Bracket for washer bottle
• (1) 5/16" Nickel barb 1/8NPT, straight
• (2) 5/32" Nickel barb 1/8NPT, straight
• (1) M5 Short arm hex key
• (1) M8 x 10 Button head SS screw
• (1) M8 Flat washer SS
• (1) M6 x 25 Button head socket cap screw SS
• (1) M6 x 18 Fender washer SS
• (1) M4 Short arm hex key
• (10) Zip ties

Installation Instructions