The TiAL Q Blow-Off Valve is a high-performance BOV designed for turbocharged applications such as the BMW N54 engines. This valve ensures rapid and efficient pressure relief when the throttle closes, which helps to prevent turbo surge and protect the turbocharger.
The TiAL Q is renowned for its rapid response, reliability and iconic sound, combined with a durable aluminium construction.
Benefits
• Rapid pressure
relief• Reduces turbo surge•
Protects the
turbocharger• Improved turbo response•
High-quality aluminium construction•
Distinctive TiAL blow-off sound•
Suitable for performance builds
Technical specifications
• Type: TiAL Q Blow-Off Valve•
Spring pressure: 0.75 bar / 11 psi•
Finish: polished silver•
Flange: aluminium
Compatibility
• BMW 135i –
N54• BMW 335i –
N54• BMW 535i – N54
Important information
• Suitable for turbocharged engines•
Correct installation and tuning recommended•
Designed for performance applications
Contents
• TiAL Q Blow-Off Valve•
Aluminium flange
Frequently asked questions
What does a Blow-Off Valve do?
It relieves built-up turbo pressure when the throttle is released.
Why use an upgraded BOV?
For improved reliability and faster response at higher boost pressures.
Does this make more noise?
Yes, the TiAL Q is known for its sporty blow-off sound.
Is this suitable for tuning?
Yes, it’s ideal for tuned N54 builds.