Atmospheric Blow Off Valve (BOV) – Boost Pressure Relief

Upgrade your turbocharged setup with this high-quality atmospheric Blow Off Valve. Designed for enthusiasts who want that unmistakable PSSSSSTT sound and reliable turbo protection, this valve vents boost pressure directly to the atmosphere for maximum effect and performance confidence.

Fitment

• Designed for turbocharged systems using a 21mm internal diameter inlet and 25mm outlet connections. Check your piping dimensions for compatibility.

Material & Construction

• High quality construction (material not specified).

Technical Specifications

• Internal diameter of entrance: 21mm
• Entrance outer diameter: 25mm
• Outer diameter of exit: 25mm
• Outer diameter of vacuum nozzle: 6mm

What’s Included

• Atmospheric Blow Off Valve (as described)

Installation Notes

• Ensure all connections match your vehicle’s piping sizes. Professional installation recommended for optimal performance and turbo protection.

FAQ

• What’s the difference between this atmospheric BOV and the stock DV valve?
  The stock DV (Diverter Valve) recirculates air back into the intake, while this BOV vents air to the atmosphere for a louder sound and direct boost pressure relief.
• Will this valve fit my turbo setup?
  Check that your piping has a 21mm internal diameter at the entrance and 25mm outer diameters at the entrance and exit for proper fitment.
• Does installing this BOV require additional parts?
  No extra parts are specified, but verify your piping and vacuum line sizes for direct compatibility.