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The GFB Hybrid TMS blow-off valve is a dual-port, staged venting unit for 2003–2009 Subaru Legacy GT applications that gives both recirculation and atmospheric venting options. Kits include blanking plugs to set full recirc, 50/50 or full atmosphere operation. The Hybrid design helps avoid airflow meter issues while delivering configurable sound and TMS technology that can speed boost recovery by up to 30%.
GFB HYBRID TMS Dual Port 03-09 Subaru Legacy GT
