GT55 TURBINE HOUSING 1.37 A/R DIVIDED T6 - Industrial Injection

GT55 Turbine Housing 1.37 A/R Divided T6 (112/102)

Garrett SKU: GT55137TF
Price
Regular price $1,23695
Regular price $000 Sale price $1,23695
Save $-1,236.95
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  • Free Ground shipping (Over $200*)
  • Top-of-the-line Customer Service
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GT55 Turbine Housing 1.37 A/R Divided T6 (112/102)

Upgrade your turbo setup with this high-performance GT55 Turbine Housing, engineered for serious airflow and top-end power. Featuring a 1.37 A/R ratio and divided T6 flange, this housing is designed to maximize exhaust efficiency, improved spool up characteristics, and support high-horsepower diesel or performance builds. The most popular housing on the market for race applications.

Built to fit GT55 and GTX55 frame turbochargers with 112/102 turbine wheels, this housing is ideal for racing, pulling, and extreme performance applications where durability and flow matter most.

Features & Benefits:

  • 1.37 A/R for optimal balance of flow and top-end power
  • Divided T6 inlet for improved spool and exhaust pulse efficiency
  • Designed for GT55 & GTX55 Supercores (112/102 turbine wheel compatibility)
  • High-quality construction for extreme heat conditions
  • Perfect for high-horsepower diesel and competition builds

Whether you're pushing big boost on the track or building a max-effort street truck, this turbine housing delivers the performance and reliability you need.
Shipping information

Free economy ground shipping on most orders over $200. This includes lower 48 United States only. Excludes products that must ship freight.

Core Return Info

Read Carefully!

When you purchase a product from our website that has a core requirement, you have two options:

1. You choose to pay the core charge and we will ship the product right away, then once we receive the cores you will be refunded the core charge if your cores pass our inspection qualifications. This is the preferred choice and has the least delays. 

2. You choose to send in your cores before we ship the product that was purchased. This choice has the risk of delayed shipment of your purchased product and our inventory is not guaranteed by the time we receive your cores. You will need to follow all of the instructions below as quickly as possible so that you can get your purchased product and we can receive the cores. When you choose this option you acknowledge that by the time we receive your cores, our inventory could have change and there could be a delay in your shipment. 

 

Please return all cores to:



Industrial Injection Core Returns
2858 South 300 West
Salt Lake City, Utah 84115

INCLUDE RA# THAT WAS ISSUED AT TIME OF PURCHASE! If RA # is lost, please call Customer Service at (800) 955-0476. Have your original invoice at time of phone call to give all appropriate information for return.

Core return freight is the responsibility of the customer

FULL CREDIT WILL BE GIVEN WHEN: 

In order to receive full core credit, your core(s) must be returned within 90 days from receipt of order. It must be as is “off the engine.” Full core credit will be given if core meets acceptance criteria. Cores that are damaged during shipment to Industrial Injection are the responsibility of the customer and their shipping company.

½ CORE CHARGE CREDIT WILL BE GIVEN WHEN:

  • Slightly damaged housing or camshaft
  • Missing parts such as FCA

No Core Credit issued when:

  • Core is seized or hydraulic head is cracked
  • Excessive damage ( Heavy use of Bio-diesel and rust are common causes for unacceptable core)
  • Core is fire damaged
  • Core is returned after 90 days/3months

Please do the following when returning a core:

  • Make sure you have removed all fittings from your old unit
  • Drain all fuel and oil from unit
  • Package cores so that fuel and oil does not escape from the package

NOTE: packages that have fuel or oil residue on the outside of the box during shipping will not be delivered by UPS or the postal service which will cause delays.

  • Please re-use boxes and bags that parts were shipped in originally. These boxes are UPS approved to reduce damage while being handled in freight.
  • All shipping charges are the responsibility of the customer
  • Please write on the box “Core Return” and have RA # clearly written on the outside of box
  • Include copy of original invoice and RGA inside box

PLEASE RETAIN RA#, INVOICE # AND TRACKING NUMBER UNTIL CREDIT IS RECEIVED BY YOU. We do not research by customer name, only invoice # or RA #.
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