Introduction‌

The ‌31110-B2500 Fuel Pump Assembly‌ is a precision-engineered OEM replacement designed to seamlessly replace the original ‌31110B2500‌ unit, restoring optimal fuel delivery and engine performance. Compatible with ‌Hyundai Sonata (2013–2018), Elantra (2014–2020), and Kia Optima (2015–2020)‌, this assembly addresses common issues like hard starts, engine stalling, or inconsistent fuel pressure. Built to meet strict OEM specifications, it ensures direct fitment, durability, and reliable operation for gasoline engines, making it an essential upgrade for worn or failing fuel systems.

Key Features & Benefits‌

Exact OEM Replacement‌

Direct interchange for part numbers ‌31110-B2500‌ and ‌31110B2500‌, guaranteeing perfect compatibility with factory fuel lines, electrical connectors, and mounting points.
Supports ‌2.0L–2.4L gasoline engines‌ in Hyundai and Kia models.

High-Performance Fuel Delivery‌

Maintains consistent fuel pressure (‌58–62 PSI‌) for smooth acceleration and reduced risk of lean engine codes (e.g., P0171).
High-efficiency motor ensures a flow rate of ‌180–200 L/hour‌, ideal for both daily driving and high-demand conditions.

Durable, Long-Lasting Construction‌

Ethanol-resistant seals and stainless steel housing prevent corrosion from modern fuel blends.
Reinforced nylon casing and submersible design withstand prolonged exposure to fuel and heat.

Plug-and-Play Installation‌

Complete assembly includes pump, strainer, fuel level sensor, and lock ring for ‌1–2 hour replacement‌.
No modifications required—compatible with factory wiring and fuel tank designs.
Technical Specifications‌
Compatible Models‌:
Hyundai: Sonata (2013–2018), Elantra (2014–2020), Tucson (2016–2021).
Kia: Optima (2015–2020), Sportage (2017–2022).
Voltage‌: 12V DC.
Material‌: Stainless steel pump body, ethanol-resistant rubber seals.
Warranty‌: 24-month/unlimited-mileage coverage.
Installation Guide‌

Preparation‌

Depressurize the fuel system by removing the fuel pump fuse and running the engine until it stalls.
Disconnect the battery and remove the rear seat or access panel to reach the fuel pump.

Assembly Replacement‌

Remove the old pump by unscrewing the lock ring and disconnecting electrical connectors.
Install the ‌31110-B2500‌ assembly, ensuring the fuel float and strainer are properly aligned.

Post-Installation‌

Reconnect the battery, prime the system by turning the ignition on/off 3–4 times, and check for leaks.
Test-drive to confirm smooth idle and acceleration without fuel starvation.
SEO Optimization Tips‌
Keyword Targeting‌: Prioritize terms like “31110-B2500 Fuel Pump Assembly,” “31110B2500 Replacement,” or “Hyundai Sonata Fuel Pump” in titles and headers.
Content Structure‌: Use H2 headers (e.g., “Key Features”) with bullet points for readability and keyword integration.
Localized Keywords‌: Include phrases like “31110-B2500 In Stock USA” or “Fast Shipping 31110B2500 Europe” to attract regional buyers.

Meta Description‌:
Replace your failing fuel pump with the OEM 31110-B2500 Assembly. Direct fit for Hyundai Sonata, Elantra, and Kia Optima. Ensures reliable fuel delivery, 58–62 PSI pressure, and 24-month warranty. Easy 1–2 hour installation.

This article blends technical accuracy with SEO best practices, targeting car owners, mechanics, and auto parts sellers. By emphasizing OEM compatibility, corrosion resistance, and plug-and-play installation, it boosts search visibility and drives informed decisions for fuel system repairs.