Part #: K1390111N

Rotomaster K1390111N Turbocharger

New Turbocharger
⚙️ 8 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
📦New Turbocharger
🚗Fitment: Volkswagen, Beetle, Golf, and Jetta
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Overview of Rotomaster New Turbocharger K1390111N

The Rotomaster New Turbocharger K1390111N is designed specifically for Volkswagen Beetle, Golf, and Jetta models. Engineered with precision, this turbocharger enhances air and fuel delivery to improve engine performance while maintaining OEM standards.

  • Compatible with Volkswagen Beetle, Golf, and Jetta
  • Part number: K1390111N
  • Journal bearing type for reliable operation
  • Constructed from durable steel and aluminum materials
  • Includes wastegate actuator for controlled boost pressure
  • Package contains turbocharger, syringe, and instruction sheet

Details on the Rotomaster New Turbocharger Product Line

The Rotomaster New Turbocharger line offers 100% new turbochargers designed to meet or exceed original equipment performance. This product line focuses on delivering reliable air and fuel delivery components that are engineered to fit specific vehicle applications, such as Volkswagen models. The New Turbocharger series ensures compatibility with emission regulations and incorporates oil cooling methods to maintain optimal operating temperatures.

Technical Description and Features

This turbocharger features a journal bearing type, which provides smooth shaft rotation and durability under high-speed conditions. The unit is constructed from steel and aluminum, balancing strength and weight for efficient performance. It includes a wastegate actuator to regulate boost pressure and prevent engine damage. The cooling method relies on oil circulation, which helps maintain the turbocharger’s temperature during operation. The package does not include mounting brackets or hardware, so these must be sourced separately. The product is new and comes with a syringe and instruction sheet to assist with installation.

Common Applications and Issues Addressed

  • Restores engine power loss caused by worn or failing turbochargers
  • Eliminates issues related to oil starvation and overheating
  • Resolves turbocharger failures due to foreign object damage
  • Improves air and fuel delivery efficiency in Volkswagen Beetle, Golf, and Jetta
  • Supports emission compliance with aftermarket turbocharger standards

Installation Notes and Tips

  • Ensure the engine oil is replaced at regular intervals to prevent oil starvation
  • Allow the engine to cool before shutting down to protect the turbocharger
  • Inspect for any nicks, scratches, or chips on the turbo wheels before installation
  • Replace the air filter and clean the entire air and exhaust system to avoid foreign object damage
  • Check axial end play of the wheels and shaft to confirm proper fitment

Quality Assurance and Warranty

Rotomaster turbochargers are engineered to match original equipment performance and comply with emission regulations. Each unit undergoes quality checks to ensure durability and reliability. While specific warranty details are not provided, the new condition and included troubleshooting tips support long-term performance when installed and maintained properly.

BrandRotomaster
Part NumberK1390111N
PositionNew Turbocharger
Bearing TypeJournal
E-WasteNo
MaterialSteel;Aluminum
Mounting Bracket IncludedNo
Mounting Hardware IncludedNo
Package ContentsTurbocharger; Syringe; Instruction Sheet
Product ConditionNew
Troubleshooting TipA decrease in engine power may be your first indication your turbocharger is damaged or has failed.
Troubleshooting TipAny nicks, scratches, or chips on either wheel are evidence foreign object damage caused by contaminants entering the airflow to or from the engine.
Troubleshooting TipAxial end play of the wheels and shaft in and out greater than the thickness of a sheet of paper indicates a worn thrust bearing due to excessive exhaust backpressure.
Troubleshooting TipBefore a failed turbocharger is replaced the original cause of failure must be diagnosed and corrected to protect the new installation.
Troubleshooting TipCommon signs of wear indicating replacement may be required:
Troubleshooting TipWorn engines with excessive blow by will result in crankcase pressurization, leading to oil leaking from the turbochargers internal seals. This may result in oil deposits in the intake manifold or smoke in the exhaust. This is not necessarily a sign of a failed turbocharger, but rather a sign that the engine needs to be rebuilt or replaced.
Turbocharger Cooling MethodOil
Wastegate Actuator IncludedYes

This part fits 8 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2006VolkswagenBeetle1.9LL4N/AChange engine oil and filter, follow installation guide for best turbocharger performance and warranty compliance.; New Turbocharger
2006VolkswagenGolf1.9LL4N/AChange engine oil and filter, follow installation guide for best turbocharger performance and warranty compliance.; New Turbocharger
2005VolkswagenBeetle1.9LL4N/AChange engine oil and filter, follow installation guide for best turbocharger performance and warranty compliance.; New Turbocharger
2005VolkswagenGolf1.9LL4N/AChange engine oil and filter, follow installation guide for best turbocharger performance and warranty compliance.; New Turbocharger
2005VolkswagenJetta1.9LL4N/AChange engine oil and filter, follow installation guide for best turbocharger performance and warranty compliance.; New Turbocharger
2004VolkswagenBeetle1.9LL4N/AChange engine oil and filter, follow installation guide for best turbocharger performance and warranty compliance.; New Turbocharger
2004VolkswagenGolf1.9LL4N/AChange engine oil and filter, follow installation guide for best turbocharger performance and warranty compliance.; New Turbocharger
2004VolkswagenJetta1.9LL4N/AChange engine oil and filter, follow installation guide for best turbocharger performance and warranty compliance.; New Turbocharger

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

038253019SX

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.