Subaru STi Boost Controllers and Solenoids
STi Home > Electronics & Gauges > Boost Controllers & Solenoids
STi Home > Turbo & Boost > Boost Controllers & Solenoids
Shop for manual and electronic boost controllers, replacement solenoids, balls, springs and more for the Subaru WRX STi models at STM!
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Forge Motorsport UNOS Boost Controller - Ball and Spring (FMUNOS)
$117.70
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GrimmSpeed Boost Control Solenoid for Subaru Models
$136.00 +
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GrimmSpeed Manual Boost Controller
$119.00
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Hallman ES Boost Controller
$60.00
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Hallman Pro Boost Controller (High-Boost 15+ PSI)
$94.60
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Hallman Pro RX Boost Controller (Low Boost 1-15 PSI)
$117.64
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Hallman Replacement Ball / Spring
$5.00
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Tactrix 3-Port Boost Control Solenoid for Subaru
$102.77
