Qualitec CNC - 50mm. Blow off valve with v-band flange

Qualitec CNC – Blow Off Valve High Performance – 50 mm

Upgrade your turbo engine with the Qualitec CNC High Performance 50 mm blow off valve. This valve is crafted with exceptional quality and a sleek design, offering both high functionality and standout visual appeal. It’s the perfect solution for optimizing turbo performance and extending the lifespan!

Features & Benefits:

High Flow & Unmatched Sound: This blow-off valve provides extremely high airflow, protecting your turbo from compressor surge and enabling quicker turbo spooling when you release the throttle. The sound is tuned for a powerful and distinctive “pshh” – a true sign of efficient performance.

Premium Materials & Quality: Manufactured from durable materials and equipped with an aluminum weld flange, installation is simple and secure. The included V‑band clamp and spring ensure a tight, robust fit even under heavy loads.

Fast Response & Efficient Boost Relief: The 50 mm valve with enhanced diaphragm delivers rapid response, allowing precise boost release while preventing unwanted pressure buildup.

Teflon‑Coated Diaphragm & Low Friction: Reinforced diaphragm technology combined with low‑friction valve guidance ensures reliable and swift operation—ideal for daily use or motorsport applications.

Versatility with Replaceable Springs: Equipped with an adjustable spring—easily replaceable to match a wide range of boost pressures (from ~200 to 1600+ hp), making it perfect for both street and track.

Specifications:

Valve diameter: 50 mm
Inlet: V‑band (includes aluminum flange and clamp)
Vacuum port: M10×1, top‑mounted
Spring: Adjustable (standard pre‑installed spring – range approx. −0.53 to −0.65 BAR)
Materials: Aluminum flange and V‑band clamp
Weight: Lightweight design – ideal for motorsport

Included Components:

1 × Qualitec CNC 50 mm Blow Off Valve
1 × Aluminum V‑band clamp
1 × Aluminum weld flange (SS304 flange available separately)
1 × Spring (pre‑installed)
1 × O‑ring

Ready to take your car to the next level?
With the Qualitec CNC High Performance Blow Off Valve, you get not only premium build quality, but also a product that delivers on performance and durability. Whether on the street or the track, this valve will improve turbo efficiency and protect your engine from unwanted pressure.