Holset turbos

Turbochargers from Holset are especially well known in the diesel world and are widely used in both OEM solutions, heavy-duty applications, and more demanding engine projects. The Holset brand was founded in 1952, was acquired by Cummins in 1973, and is today part of Cummins Turbo Technologies. Holset is particularly strongly associated with turbochargers for diesel engines and has for many years been a major player in both fixed geometry and variable geometry turbo technology.

A Holset turbo is typically characterised by robust construction, high reliability, and a focus on delivering stable performance under heavy load. This makes Holset relevant both as a replacement for a worn original turbo and as a solution in projects where a strong turbo is wanted for high torque, load, and long-term operation. Cummins itself highlights that original Holset turbos are built to match or exceed the engine’s original specifications for performance, reliability, and durability in demanding environments.

Holset is especially known for solutions for diesel engines, where the turbo’s role is not only about power, but also about response, efficiency, and operation under load. Cummins describes Holset VGT in particular as a technology that helped pioneer variable geometry turbochargers for commercial vehicles, and the brand also works with wastegated, variable geometry, two-stage, and other air handling solutions under the Holset name.

This makes Holset turbos especially relevant for projects where a diesel engine is being built with focus on torque, durability, and usable performance. They are often used in everything from replacement solutions and lighter upgrades to more demanding setups where a turbo with proven strength and a strong reputation within the diesel and heavy-duty segment is wanted. Holset is especially associated with series and models that many know from diesel tuning and engine builds, and the brand’s historical strength lies precisely in mid-range, heavy-duty, and later also light-duty diesel applications.

At Qualitec, you will find Holset turbos for different needs within diesel, tuning, and engine projects. Whether you need a replacement turbo or are looking for a robust solution for a more demanding setup, Holset is an obvious choice when the focus is on strength, durability, and reliable turbo performance.

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Holset HX30W - Original

1.00311.04-4033776H
Holset HX30W turbo from 2 - 5.5 liter engine.
€602,04 From €401,36

Holset HX40W T3-Split - Original (Supercore)

1.00137.08-HX4016
Holset Super HX40 with internal wastegate For horsepower application up to 700hp -Compressor 60/86mm. -Turbine 75/65 mm. -Turbinehousing 16cm² with internal wastegate.
€594,68 From €347,84

Holset Super HX40 - Original

1.00115.06-4033134H
Holset HX40 turbo from 2.2 - 7.2 liter engine. Also used for diesel engine up to 400 hp.
€548,52

Holset downpipe HX40WG / HX50MFS 6 bolt gasket

1.00221.05051
Holset HX40WG / HX50 downpipe gasket Gasket in stainless steel Fit:Holset Super HX40 with internal wastegateHolset HX50 MFS with 6 bolt downpipe outlet
€12,04

260hp Holset HX27W - Original

1.00149.01-4033251H
The turbo fits on a 1.3 - 2 liter engine. With this turbo comes wastegate and actuator.
€682,31

Holset HE221W T/H 7cm

1.00128.08-4033969H
Holset HE221W T/H 7cm Internal wastegate;Compressor wheel: 6+6 split blade;Inducer: 43. 5mm;Exducer:61mm;Turbine wheel: 11 blades;Inducer:
€454,87

Holset HX35 - Original

1.00127.11-4033102H
Holset HX35 turbo from 2 - 7 liter engine. Also used for diesel engine up to 325 hp.
€816,10

850hp Holset HX55 PRO - Original

4049337
From 2.5 - 7.5 liter engine To external wastegate
€595,08 From €468,25