Garrett 914956-0001 Blow-Off Valve GVB-50A 50 mm, Red

Garrett GVB-50A vent-to-atmosphere blow-off valve — relieves compressor surge on lift-off for smoother, more reliable boost control.

The GARRETT 914956-0001 VTA GVB-50A is a high-performance 50 mm blow-off valve designed by the same engineers behind the G-Series turbochargers and GVW wastegates.

Engineered for maximum flow and efficiency, this vent-to-atmosphere valve ensures precise boost management and superior durability.

The robust construction with replaceable components allows extended service life, while the anodized aluminum actuator cover and billet housing provide strength and reduced weight.

Each kit comes complete with all required fasteners, springs, fittings, V-bands, clamps, and flanges for easy installation.

Specifications

• Type: vent to atmosphere
• Valve size: 50 mm
• Base pressure: 0.7 Bar (10 PSI)
• Spring range: 3–13 PSI
• Max flow: 350 CFM
• Colour: Red

Features

• CFD-tested design for maximum flow and thermal efficiency
• Replaceable components for extended service life
• Robust design allows simple diaphragm replacement
• 6061 anodized aluminum actuator cover and billet-machined housing
• Maximum flow: 350 CFM / 0.21 kg/s (GVB-50R)
• Four recirculating outlet adapters available (sold separately)
• Base pressure: 0.7 Bar / 10 PSI (blue and white spring installed)
• Configurable spring settings: 3 / 4 / 6 / 7 / 9 / 10 / 12 / 13 PSI