Fuel Filter (In-Tank Assembly) > HYUNDAI SONATA (NF) & KIA AMANTI / OPIRUS 2.0L / 2.4L / 3.3L GASOLINE ENGINE > 31911-09000 | GENUINE PART (Hyundai/Kia MOBIS Original Equipment)
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Genuine OEM Component (Hyundai-Kia MOBIS Original Equipment).
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Part Number: 31911-09000 (Official Hyundai/Kia OE Number).
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Component Name: Fuel Filter Assembly / Element (Specifically, the In-Tank filter, housed within the main fuel pump module).
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Primary Applications (Engine Specific): This filter is crucial for the mid-generation NF platform sedan and related V6 models:
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Hyundai Sonata V (NF Chassis): Fits various Gasoline engine models, including 2.0L and 2.4L MPI/GDI engines (approx. 2005–2010). Confirms your Sonata NF 2007.
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Kia Amanti / Opirus (GH Chassis): Fits 3.3L / 3.8L V6 Gasoline models (approx. 2006–2010).
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Filter Type: This is an in-tank filter element/assembly, meaning it is located inside the fuel tank, requiring removal of the fuel pump access panel (usually under the rear seat or in the trunk).
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Key Function: Filters impurities and protects the fuel pump and injectors, while also housing components like the pressure regulator (in many designs for this generation).
This is a Genuine OEM Fuel Filter, identified by the Hyundai/Kia MOBIS part number 31911-09000. The search results confirm this is the correct factory-original component for the fuel delivery system of the fifth-generation Hyundai Sonata (NF chassis), which covers your 2007 model year, as well as the related Kia Amanti/Opirus.
The part is typically described as the Fuel Filter Assembly or Filter Insert which forms the core filtration unit within the fuel pump module located inside the fuel tank.
MPI/GDI System Protection: The engines in the Sonata NF (ranging from the 2.0L to the 3.3L V6) rely on a highly pressurized fuel system. This filter ensures that fuel is free of microscopic contaminants, which is vital for preventing damage to the high-pressure fuel pump and the fine nozzle tips of the fuel injectors.
Pressure Regulation: In many fuel pump module designs of this era, the filter assembly also contains the fuel pressure regulator. Using the Genuine MOBIS Part guarantees that the filter media, bypass valves, and connection points are manufactured to the original specifications, which is essential for maintaining the correct and stable fuel pressure required by the engine's ECU.
Correct Replacement Type: The NF generation primarily uses an in-tank filter (Filter Insert/Assembly) as confirmed by the part fitment and repair guides.
Fitment Assurance: The part number 31911-09000 is verified as the correct genuine in-tank fuel filter for the Hyundai Sonata NF 2007 gasoline engine models (2.0L, 2.4L, and 3.3L).
Compatible Vehicle (Primary Applications - Check VIN for final confirmation):
Hyundai Sonata V (NF) 2.0L / 2.4L / 3.3L Gasoline (2005–2010)
Kia Amanti / Opirus 3.3L / 3.8L V6 Gasoline (2006–2010)
Part Number:
✔ 31911-09000 (Fuel Filter Assembly - Genuine Hyundai/Kia MOBIS OE)
Part Type:
✔ Fuel Filter (In-Tank Filter Insert/Assembly) (Genuine Part, NF Platform Gasoline Specific)
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