Part Number & OEM Number: HX55 3595093 ‎‎3595093, 4036892, 4036892RX, 4043225, 4043226, 3590909, 3591788, 3591789, 3595090, 3595091, 3595092, 3800653, 3800775, 4024853, 4025184, 4036902H, 57869902103, 57869902103, 57869902103, 4036900, 4036902, 4089754, 408975400, 4089754NX, 4089754RX

• Compatible with Cummins ISX Engines – Fits 2001-2012 Cummins ISX, and other compatible heavy-duty truck engines including Freightliner
• HX55 Model – High-quality turbocharger designed for optimal engine performance, providing reliable boost and fuel efficiency.
• Easy Installation – Direct replacement for worn or damaged turbos with no special modifications required.
  
• Comes with Vest

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If you're running a Freightliner powered by a Cummins ISX engine and your turbo is showing signs of wear, oil leaks, or loss of boost pressure, it's time to get back on the road with a reliable replacement. The Turbo HX55 Turbocharger, part number 3595093, is a direct-fit aftermarket solution built specifically for 2001–2012 Freightliner trucks equipped with the Cummins ISX15 engine. Whether you're a fleet manager trying to minimize downtime or a body shop technician looking for a dependable part that goes in clean, this turbocharger delivers the performance and fitment you need.

This HX55 turbocharger is engineered to match OEM specifications, ensuring a precise drop-in fit without any modification to existing hardware or mounting points. The unit is manufactured using high-grade materials designed to withstand the extreme heat and pressure demands of heavy-duty diesel applications. The internal components are balanced for smooth, efficient operation, helping restore full boost pressure and fuel efficiency to your Cummins ISX-powered rig. Compatible OEM cross-reference numbers include 4036892, 4043225, 4043226, 3591788, 3800653, 4024853, 4036902, 4089754RX, and many more, making it easy to confirm fitment for your specific application.

Installation is straightforward for experienced diesel technicians and seasoned owner-operators alike. The turbo arrives ready to install with standard hardware connections that align directly with factory exhaust and intake manifold ports on the Cummins ISX platform. As with any turbocharger replacement, pre-oiling the unit before startup and inspecting related components like oil feed and drain lines is always recommended to extend service life.

At Kozak Parts, we stock this HX55 turbocharger right here in our Seattle warehouse, so you can count on fast shipping to get your truck back hauling freight as quickly as possible. Order with confidence knowing you're getting a quality aftermarket part backed by accurate fitment data and reliable customer support.