Atmospheric Blow Off Valve (BOV) – Boost Pressure Relief

Give your turbocharged setup that unmistakable PSSSSSTT sound while protecting your turbo. This high-quality atmospheric blow off valve vents excess boost pressure directly to the atmosphere, making it a favorite for enthusiasts looking for both performance and audible feedback.

Fitment

• Designed for turbocharged vehicles using a 21mm internal diameter entrance and 25mm outer diameter connections. Verify compatibility with your charge piping and vacuum source before purchase.

Material & Construction

• High quality construction (manufacturer states high quality, no specific materials listed)

Technical Specifications

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

What’s Included

• Atmospheric blow off valve (as described)

Installation Notes

• Ensure all connections match the listed dimensions for a secure and leak-free fit. Professional installation recommended for optimal performance and safety.

FAQ

• Does this BOV vent all excess boost pressure to the atmosphere?
  Yes, this valve is designed for total air release to the atmosphere, creating the characteristic sound.
• Will this protect my turbo from pressure spikes?
  Yes, by releasing excess pressure, this BOV helps safeguard your turbocharger.
• Do I need to modify my piping to install this valve?
  Check your existing piping dimensions—this BOV requires a 21mm internal diameter entrance and 25mm outer diameter connections.