TiAL 006423 GT55 1.45 A/R Stainless Steel V-Band Turbine Housing

The TiAL Sport GT55 turbine housing is a premium investment-cast stainless steel housing designed for Garrett GT55 and GTX55 series turbochargers. Featuring a 1.45 A/R ratio, this housing is engineered for high-horsepower racing applications where peak power output is the priority.

Key Features:

• Investment-cast stainless steel construction for superior strength and heat retention
• V-band inlet and outlet flanges eliminate gaskets and bolts for leak-free performance
• Approximately 33% lighter than traditional cast iron housings
• Compact design allows for easier fitment in tight engine bays
• 1.45 A/R ratio optimized for maximum peak horsepower at high RPM
• Compatible with 111.5mm to 120mm turbine wheels (84 trim)
• 3.5-inch outer diameter inlet flange and 4.5-inch outer diameter outlet flange
• Allows 360-degree pivoting of turbo for optimal installation positioning
• Mounting bosses cast directly into housing
• 100% designed and manufactured in the USA

The higher 1.45 A/R ratio provides reduced exhaust back pressure for maximum power output, making this housing ideal for professional racing and Pro-Mod applications. The V-band clamp design ensures secure, leak-free connections while simplifying installation and removal. Please note that V-band flanges and clamps are sold separately.