GFB Deceptor Pro II Electronic BOV Blow Off Valve 20mm Subaru WRX, STI 94-96/Toyota Supra A80

Deceptor Pro II Electronic BOV Blow Off Valve 20mm Subaru WRX, STI 94-96/Toyota Supra A80 | GFB T9520

Purpose-Built Electronically Adjustable Blow-Off Valve

Upgrade the specific function of your turbocharged setup with the GFB T9520. This 20 mm adjustable electronic blow-off valve is selected for its defined mechanical job: a 20 mm connection layout supports the listed older Subaru and Supra bypass arrangements. From the cabin, the controller alters the recirculation-to-atmosphere mix without manually changing valve plumbing.

How It Works & Why It Matters

On a turbocharged engine, pressure management during throttle closure has a direct effect on how smoothly the system transitions back to acceleration. A bypass valve must discharge compressed air at the correct moment without becoming a persistent leak when boost builds.

A 20 mm connection layout supports the listed older Subaru and Supra bypass arrangements. From the cabin, the controller alters the recirculation-to-atmosphere mix without manually changing valve plumbing.

The benefit is predictable operation in the conditions for which the component was designed, rather than an unsupported blanket horsepower claim. Correct plumbing, calibration and the condition of associated hardware remain essential to achieving the intended response.

Key Features & Benefits

• 20 mm valve connections: Targets the exact pressure, fitment or actuation requirement for this component.
• Motorised sound control: Supports an appropriate installation without generic, one-size-fits-all claims.
• Adjustable recirculation bias: Helps maintain controlled operation when paired with compatible supporting hardware.
• Direct pressure-relief function: Relevant to servicing, tuning or building the specified turbo system.

Vehicle Fitment / Compatibility

Subaru WRX, STI 94-96/Toyota Supra A80

If you are unsure about compatibility, please contact the Symmetry Spec team at team@symmetryspec.com.au for clarification before ordering.

Technical Specifications

• Brand: GFB (Go Fast Bits)
• Part Number: T9520
• Product Category: Electronically Adjustable Blow-Off Valve
• Primary Function: 20 mm adjustable electronic blow-off valve

Installation Considerations

Verify the actual hose diameters and original valve assembly. Confirm your application-specific mounting hardware and associated settings prior to fitting.

Precision Turbo Components at Symmetry Spec

Choose the GFB T9520 when you need 20 mm adjustable electronic blow-off valve suited to the installation at hand. Order through Symmetry Spec for a focused performance component solution and support when checking compatibility.