Turbocharger Tech Explained

If you run a 6.7L Cummins in a Ram 2500 or 3500, the Holset HE351VE is the variable geometry turbocharger bolted to your exhaust manifold, and when it fails it takes your power, your fuel economy, and sometimes your whole workday with it. This is the turbo Cummins used from 2007.5 through 2012, and it’s

What actually happens when you send a turbocharger to PT Turbo for rebuild? Here’s a step-by-step walkthrough of the process that has been refined over 45 years.

A core exchange program gets you a rebuilt turbo immediately without waiting for a send-in rebuild. Here’s how the process works, what a core charge is, and what to expect.

What boost pressure should your diesel truck be making? Learn the normal ranges for common platforms, what causes low or high boost readings, and when to be concerned.

Facing a failed turbo? Learn the real cost difference between a professional rebuild, a remanufactured unit, and an OEM replacement — and how to choose the right option for your application.

Variable geometry turbochargers use adjustable vanes to control boost across the entire RPM range. Learn how VGT works, how it compares to fixed geometry, and what goes wrong.

If you’ve turned a wrench on a 6.7L Cummins, you already know the HE351VE vs HE300VG debate isn’t academic. These two Holset variable geometry turbos define two distinct generations of the Ram 2500 and 3500, and knowing which one bolts to your engine, how it fails, and what it costs to replace can save you

If you’ve turned wrenches on diesel engines for any length of time, you’ve bolted up a BorgWarner turbocharger. From the S200 and S300 series powering medium-duty trucks to the massive S400 frames hanging off Cummins ISX and Detroit Series 60 blocks, BorgWarner turbos are everywhere in the heavy-duty world. They earned that reputation the hard

Understand the real difference between OEM, remanufactured, and cheap aftermarket turbos — and how to avoid costly mistakes when replacing your turbocharger.