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The GFB Deceptor Pro II blow-off valve kit for 2002–2007 Subaru WRX and 2004–2010 STI lets you control BOV sound and venting ratio from the driver’s seat, reducing backfire or stalling caused by excessive atmospheric venting. Featuring a patented Venting Bias Adjustment System with remote electronic control, the kit is a direct bolt-on solution that includes a wiring loom, holds high boost and is manufactured in Australia to ISO 9001 standards.
GFB 02-07 WRX / 04-10 STI Deceptor Pro Blow Off Valve Kit
