Cummins ISB 6.7 Turbo | Holset HE351VE - 3798378HX

Restore the performance and reliability of your Cummins ISB 6.7L engine with this Genuine Holset Remanufactured HE351VE Turbocharger – Part Number 3798378HX. Remanufactured by Holset (Cummins Turbo Technologies) to exact OEM specifications, this turbo is built for the demands of medium-duty trucks and commercial applications that rely on the 6.7L ISB platform.

Unlike generic rebuilds, this factory Holset reman uses all-new critical components, and is fully inspected and balanced. That means precise boost control, optimized emissions performance, and long-term durability—backed by the same standards as a brand-new Holset unit.

This turbo is a direct OEM replacement for dozens of part numbers used across various model years, making it a versatile solution for fleets, repair shops, and individual truck owners.

Interchanges with Part Numbers:
3775413, 3775415, 3775417, 3781731, 3781732, 3781733, 3789474, 3789475, 3789476, 3794428, 3794429, 3794430, 3796038, 3796039, 3796040, 3798326, 3798327, 3798328, 3798377, 3798378, 4309305, 4309307, 4309309, 4352193, 4352194, 4352195, 4352343, 4352470, 4352471, 4352472, 4632166, 4637215, 5327337, 5327339, 5327358, 5327360, 5328153, 5328154, 5328155, 5644091, and many more.

✅ Genuine Holset Reman – 3798378HX
✅ Fits Cummins ISB 6.7L applications
✅ Includes calibrated VGT actuator
✅ Exact fit, factory specs, and quality guaranteed
✅ OEM performance at a fraction of dealer cost
✅ No core charge – ready to ship

Whether you're replacing a failed turbo or doing preventative maintenance, this Holset HE351VE reman offers the performance, efficiency, and reliability that Cummins owners demand—without breaking the bank.