PT Turbo Guides

Turbocharger Tech Explained

How turbochargers work: VGT, wastegates, balancing, OEM vs remanufactured, and rebuilding.

BorgWarner Schwitzer S1B Turbocharger: Agricultural & Industrial Applications
Turbocharger Tech Explained

BorgWarner Schwitzer S1B Turbocharger: Agricultural & Industrial Applications

The BorgWarner Schwitzer S1B Turbocharger is one of the workhorse boosting units you will find bolted to small and mid-size diesel engines running in tractors, combines,…

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IHI RHF4 Turbocharger: Light Commercial & Marine Diesel Applications
Turbocharger Tech Explained

IHI RHF4 Turbocharger: Light Commercial & Marine Diesel Applications

The IHI RHF4 Turbocharger is one of the most widely used small-frame turbos in the world, powering everything from light commercial vans and pickups to compact…

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Mitsubishi TD06 Turbocharger: Marine, Industrial & Performance Applications
Turbocharger Tech Explained

Mitsubishi TD06 Turbocharger: Marine, Industrial & Performance Applications

The Mitsubishi TD06 Turbocharger is one of the most versatile frame-size units Mitsubishi Heavy Industries ever produced, showing up in everything from marine diesels and industrial…

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Mitsubishi TD04 Turbocharger: Subaru, Volvo & Light Diesel Applications Guide
Turbocharger Tech Explained

Mitsubishi TD04 Turbocharger: Subaru, Volvo & Light Diesel Applications Guide

The Mitsubishi TD04 Turbocharger is one of the most widely used small-frame turbos ever built, powering everything from Subaru WRX performance engines to Volvo passenger cars…

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BorgWarner EFR Series Turbocharger: Performance Diesel Applications Guide
Turbocharger Tech Explained

BorgWarner EFR Series Turbocharger: Performance Diesel Applications Guide

The BorgWarner EFR Series Turbocharger represents one of the most significant leaps in aftermarket forced induction technology, bringing motorsport-grade materials and dual ceramic ball bearing cartridges…

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BorgWarner B2 CHRA: What It Fits and When to Replace vs Full Turbo
Turbocharger Tech Explained

BorgWarner B2 CHRA: What It Fits and When to Replace vs Full Turbo

The BorgWarner B2 CHRA is one of those parts that quietly keeps thousands of medium-duty diesels on the road, and knowing when to swap just the…

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BorgWarner K27 Turbocharger: Mercedes & European Diesel Application Guide
Turbocharger Tech Explained

BorgWarner K27 Turbocharger: Mercedes & European Diesel Application Guide

The BorgWarner K27 Turbocharger is one of the most widely used medium-frame turbos in the European diesel world, powering everything from Mercedes-Benz commercial trucks to Deutz…

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Garrett GT1749V Turbocharger: VW TDI & Audi A4 Common Failure & Replacement
Turbocharger Tech Explained

Garrett GT1749V Turbocharger: VW TDI & Audi A4 Common Failure & Replacement

The Garrett GT1749V Turbocharger is one of the most widely fitted variable geometry turbos in the diesel world, powering millions of Volkswagen TDI and Audi A4…

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Garrett GT2056V Turbocharger: Mercedes OM642 & Dodge Sprinter Application Guide
Turbocharger Tech Explained

Garrett GT2056V Turbocharger: Mercedes OM642 & Dodge Sprinter Application Guide

The Garrett GT2056V Turbocharger is one of the most widely used variable-geometry turbos on the Mercedes OM642 3.0L V6 diesel and the 2007-2009 Dodge Sprinter, and…

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Holset HX30 Turbocharger: Small Block Cummins B-Series Application Guide
Turbocharger Tech Explained

Holset HX30 Turbocharger: Small Block Cummins B-Series Application Guide

The Holset HX30 Turbocharger is one of the most versatile fixed-geometry chargers Cummins ever bolted to a small block B-series engine, and it remains a go-to…

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Holset HE400WG Turbocharger: Wastegate Application Guide for Cummins ISLe, Volvo/Mack & DAF Engines
Turbocharger Tech Explained

Holset HE400WG Turbocharger: Wastegate Application Guide for Cummins ISLe, Volvo/Mack & DAF Engines

The Holset HE400WG Turbocharger is a wastegated turbo for 9 to 13 liter engines: the Cummins ISLe, the Volvo and Mack 11-liter, DAF and PACCAR engines…

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Holset HE451VE Turbocharger: Cummins ISX15 Application Guide
Turbocharger Tech Explained

Holset HE451VE Turbocharger: Cummins ISX15 Application Guide

The Holset HE451VE Turbocharger is a factory variable-geometry turbo of the 2010 to 2016 Cummins ISX15 (CM2250 and CM2350 controls), and it is one of the…

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