The Cummins Turbocharger Actuator 5498269RX (5498269) is a precision-engineered component that regulates the position of the turbocharger’s variable geometry vanes to maintain optimal boost pressure in diesel engines. Compatible with Cummins B6.7, ISB6.7, and QSB6.7 engines, this actuator ensures efficient combustion, improved fuel economy, and reduced emissions.
Constructed to OEM standards, the 5498269RX turbo actuator provides accurate and reliable turbo control, adapting to engine load and speed conditions. Its robust design withstands high exhaust temperatures, vibration, and continuous operation, ensuring durability and long service life in heavy-duty applications.
A faulty turbocharger actuator can result in poor engine performance, turbo lag, excessive smoke, or check engine warnings. Replacing it with the Cummins 5498269RX / 5498269 turbo actuator restores proper turbo boost management, maximizes engine power, and improves fuel efficiency. This component is ideal for maintenance, repair, and replacement in commercial, industrial, and fleet diesel engines.
✔ PRODUCT FEATURES & COMPONENTS
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OEM-quality turbocharger actuator
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Cummins part numbers: 5498269RX, 5498269
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Controls turbo boost pressure for diesel engines
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Precise, responsive vane positioning
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Durable construction for high-temperature operation
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Resistant to vibration and continuous duty cycles
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Direct-fit replacement for compatible Cummins engines
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Ensures optimal engine efficiency and reduced emissions
✅ ENGINE COMPATIBILITY
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Cummins B6.7
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Cummins ISB6.7
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Cummins QSB6.7
✅ VEHICLE & EQUIPMENT APPLICATIONS
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Commercial trucks and buses
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Industrial and construction machinery
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Agricultural equipment
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Fleet vehicles using Cummins diesel engines
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Off-highway vehicles with turbocharged Cummins engines
✅ KEY FEATURES & BENEFITS
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Precise turbo boost control for better engine response
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Improved fuel efficiency and reduced exhaust emissions
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OEM-grade fit and performance
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Prevents turbo lag and engine derate
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Durable design for heavy-duty applications
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Restores optimal turbocharger and engine performance
Which engines use Cummins turbocharger actuator 5498269RX?
Turbocharger actuator 5498269RX / 5498269 fits Cummins B6.7, ISB6.7, and QSB6.7 engines.
What is the purpose of a turbocharger actuator?
It regulates the turbocharger vanes to control boost pressure, optimizing engine performance, fuel efficiency, and emissions.
What happens if the turbo actuator fails?
A failed actuator can cause turbo lag, reduced engine power, excessive smoke, or check engine codes.
Is Cummins 5498269RX an OEM-quality replacement?
Yes, this actuator meets OEM specifications for durability, fit, and precise turbo boost control.




