Garrett GVW-40 External Wastegate – water-cooled & high-temperature resistant

The brand-new Garrett GVW-40 wastegate represents the next generation of external wastegates, designed for demanding turbo tuning and motorsport applications. Featuring CFD-optimized flow, a high-strength stainless steel housing, and an advanced water-cooled actuator, the GVW-40 ensures precise boost control, maximum durability, and reliable performance even at extreme exhaust gas temperatures up to 1050°C.

Main Features of the Garrett GVW-40

• 40 mm valve size – perfect for high-performance turbo engines
• CFD-tested stainless steel housing – optimized flow & efficiency
• Water-cooled actuator head – reduces body temperature by up to 52%
• Redesigned cap for quick spring changes & easy service
• Directly interchangeable with TiAL MV-S / MV-R & Turbosmart Pro-Gate 50
• Spring package from 0.2 – 1.7 bar included (default 1.0 bar)
• High-temp diaphragm reinforced with Nomex
• Available in four colors: Red, Blue, Black, Silver

Technical Specifications

• Valve housing: stainless steel, rated up to 1050°C
• Cap: CNC-machined & anodized 6061 aluminum
• Valve guide & bushing: Nitronic 60
• Valve: stainless steel with coated stem
• V-band & flanges: CNC-machined 304 stainless steel
• Springs: 17-7 PH stainless steel for long-term stability
• Base pressure range: 0.2 – 1.7 bar (3 – 25 psi)
• Standard base pressure: 1.0 bar (14.5 psi)
• Weight: approx. 1.27 kg

Included in the Box

• Garrett GVW-40 Wastegate
• Complete spring set (0.2 – 1.7 bar)
• V-band inlet & outlet clamps
• Inlet & outlet flange
• Valve seat
• M8/M10 washers
• Water fittings incl. banjo bolts
• Thread plugs

Conclusion

The Garrett GVW-40 combines compact design, water-cooling, and advanced engineering to set new benchmarks for external wastegates. With direct compatibility to popular models such as TiAL MV-S, it’s the perfect solution for both serious tuning projects and professional racing environments. Buy your Garrett GVW-40 today and experience ultimate boost control.