Garrett GT45 Turbo Upgrade for Pre-Emissions Cummins ISX | 892925-5001Y

Replace your aging Holset HX55W with this brand-new Genuine Garrett GT45 turbocharger, engineered as a direct bolt-on replacement for pre-emissions Cummins ISX engines. Featuring modern Garrett aerodynamics and OEM-quality construction, this turbo delivers improved reliability, excellent spool characteristics, and dependable performance without requiring any modifications.

This is a true drop-in replacement for the factory Holset HX55W, making it an ideal solution for owners looking to replace a worn or failed turbo with a premium Garrett upgrade.

Unlike remanufactured units, this turbo is completely brand new and requires no core return, eliminating downtime and the hassle of sending your old turbo back.

Features

• Brand New Genuine Garrett Turbocharger
• Garrett Part Number: 892925-5001Y
• Direct Replacement for Holset HX55W
• Bolt-On Installation – No Modifications Required
• No Core Charge or Core Return Required
• Modern Garrett Compressor & Turbine Aerodynamics
• Built for Long Service Life and Reliable Performance

Specs

Compressor Wheel: 66/94M

Turbine Wheel: 87/80MM

Turbine Housing: 1.19 A/R

Fits

Engine:

• Cummins ISX Pre-Emissions

Replaces:

• Holset HX55W Turbocharger

Direct Interchange / Replaces Part Numbers

This Genuine Garrett 892925-5001Y turbocharger is a direct replacement for the following OEM and aftermarket part numbers:

Don't see your part number? Contact Momentum Worx with your engine serial number (ESN), and we'll verify compatibility before you order.

Why Upgrade to Garrett?

Garrett has been a leader in turbocharger technology for decades. By replacing your factory Holset HX55W with this genuine Garrett GT45, you'll receive OEM-level quality, improved efficiency, and the confidence that comes with one of the most trusted names in turbocharging.

Why Buy from Momentum Worx?

At Momentum Worx, we don't just sell turbochargers—we specialize in them. Every day we help customers select the right turbo for their application, troubleshoot installation issues, and build reliable, high-performance diesel engines.

The Momentum Worx Difference

✔ Expert technical support from real diesel enthusiasts

✔ Fast shipping on in-stock products

✔ Premium products we trust ourselves

✔ Honest recommendations based on your horsepower goals—not just the most expensive option

When you buy from Momentum Worx, you're getting more than a turbocharger. You're getting the experience and support of a company that's built its reputation around diesel performance.