Description

The new turbocharger 4955539 / 4352324RX is designed for Cummins ISB 6.7-liter diesel engines equipped with the HE300VG Variable Geometry Turbo (VGT) system . Built to OEM-level specifications, this turbocharger restores factory boost pressure, improves torque output, and enhances overall engine efficiency. Featuring a precision-balanced rotating assembly, durable turbine and compressor housings, and advanced VGT technology, this turbo provides excellent low-RPM response while maintaining stable boost at higher engine speeds. It is suitable for demanding commercial, vocational, and industrial diesel applications where reliability and performance are critical. This new turbocharger is an ideal solution for replacing worn or damaged units, supporting consistent power delivery, reduced turbo lag, and dependable engine operation. 🔧 PRODUCT FEATURES & COMPONENTS ✅ ENGINE COMPATIBILITY Compatible with: Cummins ISB 6.7L Diesel Engine HE300VG VGT turbo systems Primary Part Numbers: 4955539 4352324RX ✅ VEHICLE & EQUIPMENT APPLICATIONS Commonly used in: Medium-duty commercial trucks Work and vocational vehicles Utility and service fleets Agricultural and industrial diesel equipment (Exact fitment depends on engine configuration — always confirm part numbers before ordering.) ✅ KEY FEATURES & BENEFITS ✔ Brand-new turbocharger unit ✔ Variable Geometry Turbo (VGT) technology ✔ Faster spool-up and reduced turbo lag ✔ Improved torque and throttle response ✔ Supports fuel efficiency and clean combustion ✔ Heavy-duty construction for long service life ✔ OEM-spec fitment and performance Frequently Asked Questions Is this turbocharger compatible with Cummins ISB 6.7L engines? Yes, this HE300VG turbocharger is designed for Cummins ISB 6.7-liter diesel engines equipped with the HE300VG VGT system. What part numbers does this turbo replace? This turbocharger replaces part numbers 4955539 and 4352324RX. What are the benefits of a VGT turbocharger? VGT technology improves boost control, reduces turbo lag, and enhances throttle response across different engine speeds. Is this a brand-new turbocharger? Yes, this is a new turbocharger unit, not remanufactured. Is professional installation recommended? Yes, professional installation is recommended to ensure correct fitment, calibration, and long-term performance.