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This is the Boomba Racing Blow-Off Valve Adapter
It will provide your turbocharger with an unobstructed flow of air to improve the spool
Year Make Model Notes 2002-2026 Subaru WRX / STI / Forester / Outback / Legacy all models with Subaru oil filler thread pitch
Complement With a Front Bar
Mishimoto Turbo Blanket - 2015-2021 Subaru WRX PDM_lift-kits This is the Boomba RacingHelp reduce the heat in your 2015+ Subaru WRX engine bay with this Mishimoto turbo blanket. One of the main drawbacks to a turbocharger is the massive amount of heat that it produces, and with the WRX top mount intercooler, that heat can severely effect intake air temperatures. Additionally, keeping the exhaust gases that spin your turbo hot makes for a more efficient, better spooling turbo. That's why it's so important to insulate the hot side of the
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