Go Fast Bits T9208 Hybrid Dual Outlet BOV for Classic Turbo Cars

Vehicle Fitment

• 1985-1990 Nissan Skyline R31 GTS-Turbo RB20DET
• 1989-1993 Nissan Skyline R32 GTS-t RB20DET
• 1993-1998 Nissan Skyline R33 GTS-t RB25DET
• 1998-2006 Nissan Skyline R34 GT-T RB25DET
• 1990-1994 Mitsubishi Eclipse (4G63T; GS/GSX/GST)
• 1990-1993 Mitsubishi Galant VR-4 (4G63T)
• 2005-2007 Mazda 6 Mazdaspeed (2.3L Turbo)
• 2007-2013 Mazda 3 Mazdaspeed (2.3L Turbo)
• 2007-2012 Mazda CX-7 (2.3L Turbo)

Features

• Hybrid dual-outlet blow-off/diverter valve design with staged venting
• Configurable venting modes: full recirc, 50/50 mix, or full atmosphere
• TMS (Turbo Management System) technology improves boost control and throttle response
• Staged recirc port opens first for smoother operation on MAF-sensitive cars
• Atmospheric port exposed progressively for classic blow-off sound under harder throttle
• Direct bolt-on valve kits available for popular supported applications
• Handles high boost pressures suitable for performance use
• Precision-machined construction built for durability

Specifications

• Brand: Go Fast Bits (GFB)
• Part Number: T9208
• Type: Hybrid Dual Outlet Blow-Off / Diverter Valve
• Material: Precision-machined metal body
• Venting Modes: Full recirculation, full atmosphere, 50/50 mix (configurable)
• Pressure Holding: Rated for high-boost turbo environments
• Fitment Location: Turbo bypass/diverter hose/flange connection
• Installation: Uses direct bolt-on kits or adapters for supported vehicles

Included Components

• 1x Go Fast Bits T9208 Hybrid Dual Outlet Valve
• Blanking plugs for configuring venting modes
• Sealing gaskets/O-rings
• Installation hardware depending on vehicle kit

Product Description

The Go Fast Bits T9208 Hybrid Dual Outlet Blow-Off / Diverter Valve is a classic performance upgrade designed to combine the benefits of recirculating and atmospheric blow-off behavior in one versatile unit. Known as the "Hybrid," this dual-port valve stages its outlets so that at low lift most air recirculates back into the intake, helping prevent backfiring and stalling on cars with sensitive airflow systems, while under harder throttle the atmospheric port opens to deliver the iconic turbo blow-off sound. 

Equipped with Go Fast Bits' Turbo Management System (TMS) technology, the T9208 improves throttle response and boost recovery by optimizing how pressurized air is vented or recirculated depending on driving conditions. The configurable venting modes let you tailor performance and sound: full recirculation for quiet operation, full atmosphere for loud blow-off, or a balanced 50/50 mix of both. Precision-machined construction and high-boost capability make this valve suitable for spirited driving and performance builds.

Fitment for the Go Fast Bits T9208 is confirmed across several classic turbocharged vehicles that use a hose-type bypass valve flange, including Nissan Skyline R-series models (R31, R32, R33, R34), Mitsubishi Eclipse and Galant VR-4 4G63T variants, and Mazda Mazdaspeed models including Mazda 3, Mazda 6, and CX-7 with 2.3 L turbo engines. Direct bolt-on kits or adapters are available for supported vehicles, making this hybrid valve a flexible upgrade for enthusiasts seeking both improved boost control and adjustable blow-off sound on older turbo platforms.