Caterpillar C13 Turbocharger: Symptoms, Diagnosis & Complete Replacement Guide
If you run a Caterpillar C13, you already know this engine is a workhorse. Found in everything from on-highway trucks to wheel loaders and gensets, the…
Read the guide →Caterpillar C15 Turbocharger Guide: Common Failures, Replacement Parts & Cost
The Caterpillar C15 turbocharger is one of the hardest-working components in over-the-road trucking, and when it starts to fail it takes your boost, your fuel economy,…
Read the guide →Duramax L5P Turbocharger Guide: What Changes in the 2017+ Generation
The 2017 Duramax L5P didn’t just bump horsepower numbers, it rewrote the turbocharger playbook that GM had been running since the LB7 days. For the first…
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Duramax LML Turbocharger Guide: GT3788VA Problems & Replacement (2011-2016)
If you run a 2011-2016 GMC Sierra or Chevy Silverado HD with the 6.6L LML Duramax, the GT3788VA turbocharger is the single most likely big-ticket failure…
Read the guide →Duramax LMM Turbocharger Guide: Variable Geometry Failure & Replacement
If you run an ‘07.5 to ’10 GMC or Chevy with the 6.6L LMM Duramax, the variable geometry actuator on your Garrett GT3788VA turbocharger is the…
Read the guide →Duramax LBZ Turbocharger Guide: GT3788VA Problems & Replacement (2006-2007)
If you’re running a 2006-2007 Chevy Silverado or GMC Sierra 2500/3500 with the 6.6L LBZ Duramax, the Garrett GT3788VA variable-geometry turbocharger is the beating heart of…
Read the guide →Duramax LLY Turbocharger: Symptoms, Garrett GT3788VA Replacement & Cost (2004-2005)
If you run a 2004.5-2005 GMC Sierra or Chevy Silverado with the LLY Duramax, you already know the Duramax LLY turbocharger is the engine’s most temperamental…
Read the guide →Cummins QSB Turbocharger Guide: Marine, Industrial & Construction Applications
The Cummins QSB is one of the most versatile diesel platforms ever built, and the turbocharger bolted to it is doing serious work whether that block…
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Cummins ISX Turbocharger Guide: HE400VG, HE451VE & HE561VE Differences Explained
A Cummins ISX turbocharger is a Holset in every generation, but which Holset depends on when the engine was built. The HE400VG, HE451VE and HE561VE are…
Read the guide →Cummins ISM Turbocharger Guide: HX55 & HE531V for On-Highway Trucks
If you run a Cummins ISM, you already know the turbo is the heart of how this 10.8L workhorse makes power. The ISM has powered everything…
Read the guide →Cummins ISL Turbocharger Guide: HX40W, HE431V & HE400VG by Engine Version
This Cummins ISL turbocharger guide answers the first question on any ISL turbo job: which Holset is on this engine? The 8.9-liter ISL has been built…
Read the guide →Cummins ISC Turbocharger Guide: HX40 & Replacement Options for Medium Duty Trucks
If you run a medium duty Cummins ISC, the turbocharger bolted to that 8.3L block is most often a Holset HX40. It is one of the…
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