INDUSTRIAL INJECTION 1D1149 FLANGE-TO-V-BAND KIT FOR GARRETT GT55/G57 T6 TURBOS — UNIVERSAL LARGE-FRAME OUTLET ADAPTER

Simplify your downpipe connection on big-frame Garrett builds. The INDUSTRIAL INJECTION 1D1149 flange-to-V-band kit adapts the turbine outlet on GT55/G57 T6 turbos to a weldable V-band interface, making custom exhaust work faster, repeatable, and leak-resistant under extreme heat and boost.

Fitment

• Garrett GT55 / GTX55 turbos with T6 turbine housing (universal applications)
• Garrett G57 turbos with T6 turbine housing (universal applications)
• Intended for custom-fabricated downpipes using a V-band connection

What’s Included

• (1) Turbine outlet flange adapter (to V-band interface)
• (1) Matching V-band clamp
• (1) Weldable V-band ring for your downpipe side

Why This Kit

• Quick-service V-band connection vs. multi-bolt outlet flanges
• Improved sealing under heat cycles and vibration
• Fabrication friendly—easier mock-up and alignment for large downpipes

Recommended Parts (CPP Internal Links)

• Shop Turbochargers & Accessories
• V-Band Clamps & Flanges
• Exhaust Tubing & Builders Parts
• Turbo Gaskets & Sealants

Helpful Notes

• Verify your turbine outlet dimensions and desired V-band size before welding.
• Professional welding/fabrication recommended to ensure alignment and sealing.

FAQ

It’s designed for common GT55/G57 T6 turbine outlets. Always confirm your specific outlet geometry and the V-band size you plan to run.

Yes—this kit includes the adapter flange, a matching clamp, and a weldable ring for your downpipe.

Heavy-duty steel components suitable for high-temperature turbocharger use. Finish may vary.

Most V-band joints are metal-to-metal. If your turbine outlet uses a gasket prior to the adapter, match to your housing spec.

Specifications