A turbo assembly is one of the most important components in a diesel engine’s air intake system, helping your engine achieve better combustion and power delivery. The Cummins ISB 6.7L Turbo Assembly (OEM 3798331RX) is designed to provide the correct amount of boost pressure and airflow needed for efficient engine operation. Choosing the correct OEM-grade turbo assembly ensures consistent performance, improved responsiveness, and reliable operation across a wide range of driving conditions.
This turbo assembly has a direct impact on how your engine performs — here’s why it matters:
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Optimizes Boost Pressure – Helps compress incoming air to increase oxygen supply for stronger and more efficient combustion.
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Improves Engine Responsiveness – Accurate boost control reduces lag and supports steady throttle response under load or during acceleration.
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Enhances Fuel Efficiency – Proper airflow and boost levels help the engine burn fuel more completely, contributing to better fuel economy and cleaner operation.
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OEM-Grade Fit and Durability – As OEM 3798331RX, this turbo assembly meets original manufacturer specifications for fit, airflow characteristics, and long-lasting performance.
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Protects Engine Components – Maintaining the correct air-to-fuel balance reduces stress on internal engine parts, helping promote smoother operation and extended engine life.
A worn or failing turbo assembly can lead to reduced power, increased exhaust smoke, and diminished fuel efficiency. The Cummins ISB 6.7L Turbo Assembly (OEM 3798331RX) delivers the reliable performance and OEM-standard quality your engine depends on — helping keep your diesel running strong, smooth, and efficient. For customers seeking a dependable replacement component, Tamerx offers high-quality turbo assemblies designed to support consistent performance and long-term engine health.












































































