TiALSport 001931 MV-S 38mm External Wastegate w/All Springs & V-Bands

Vehicle Fitment

• Universal turbocharger external wastegate - not vehicle-specific
• Designed for turbo systems with a 38 mm wastegate port
• Requires custom piping or adapters based on turbo manifold and engine layout
• Confirm flange type and wastegate port size before installation

Features

• TiALSport MV-S 38 mm external wastegate - very compact design
• V-band inlet and outlet flanges with clamps included for easier installation
• High-temperature silicone Nomex-reinforced diaphragm for durability
• Multiple air ports (three lower, two top) for flexible boost control routing
• Water cooling ports integrated to help reduce actuator heat in high-load setups
• All stainless-steel hardware for corrosion resistance
• Includes a full set of springs for varied boost pressure tuning
• Ultra-compact profile stands approximately 3.7" tall to fit tight spaces

Specifications

• Part type: External wastegate
• Valve diameter: 38 mm
• Diaphragm: High-temperature silicone Nomex reinforced
• Ports: Three lower and two top air signal ports
• Mounting: V-band inlet and outlet flanges/clamps included
• Water cooling ports: Integrated -4 AN fittings
• Construction: Stainless steel valve housing with alloy actuator
• Height (approx): 3.7" compact design

Included Components

• 1x MV-S 38 mm external wastegate assembly
• 1x Inlet V-band clamp and flange
• 1x Outlet V-band clamp and flange
• Air and coolant fittings
• Plugs for unused air ports
• Complete set of wastegate springs for boost tuning

Product Description

The TiALSport 001931 MV-S 38 mm External Wastegate is a premium universal boost control component engineered for turbocharged engines where precise boost management and compact packaging are required. This external wastegate features a highly compact 38 mm valve design with a 3.7" tall profile that makes it ideal for tight engine bay spaces, while its integrated water cooling ports help regulate actuator temperature under high-load or racing conditions.

Featuring V-band inlet and outlet flanges with clamps included, multiple air signal ports for flexible boost control routing, and a full set of springs for tuning to desired boost levels, the MV-S 001931 offers both ease of installation and high performance. Its stainless steel hardware and reinforced diaphragm construction deliver durability and longevity. Because it's a universal part, confirm turbo manifold and wastegate port compatibility before installation.