TiAL 004954 V-Band 50mm Wastegate External Turbo Boost Controller

The TiAL V50 50mm External Wastegate is a precision-engineered boost control solution designed for high-performance turbocharged applications. Built by TiAL Sport — a benchmark name in motorsport and performance forced induction — the V50 delivers exceptional flow capacity, accurate boost control, and long-term reliability under extreme heat and pressure cycles.

The V50 features a 50mm valve diameter, making it one of the largest and highest-flowing external wastegates in TiAL's lineup. Its V-band inlet and outlet connections allow for quick, leak-free installation and simplified routing in tight engine bays. The cast stainless steel body and internals are engineered to withstand sustained elevated exhaust gas temperatures common in race and street-performance environments.

Key Features:

• 50mm valve diameter for maximum exhaust gas flow and precise boost regulation
• V-band inlet and outlet connections for secure, leak-free sealing and easy installation
• Cast stainless steel construction for durability under extreme temperatures
• Dual-port actuator housing for both referenced pressure and referenced vacuum boost control strategies
• Serviceable and rebuildable design — rebuild kits and replacement springs available separately
• Available with multiple spring pressure options for customizable boost setpoints
• TiAL Sport's proven poppet-style valve for consistent, chatter-free operation

The TiAL V50 wastegate (Part Number 004954) is a top choice for high-horsepower turbocharged builds where boost accuracy and exhaust flow capacity are critical. Whether used in drag racing, road racing, or a high-powered street build, the V50 provides the performance and reliability that TiAL Sport is renowned for worldwide.