Subaru OEM Fuel Pump (15-21 STI) | 42021VA000

Overview

The Genuine Subaru OEM Fuel Pump (Part #42021VA000) is the factory-original replacement fuel pump designed specifically for the 2015–2021 Subaru WRX STI. Built to exact OEM specifications, this fuel pump ensures reliable high-pressure fuel delivery to support the STI's turbocharged EJ257 engine, maintaining optimal performance and fuel system integrity. If you're looking for the best fuel pump replacement for your Subaru WRX STI, this genuine OEM part is the definitive choice for a perfect fit and factory-level reliability.

Key Features & Benefits

• Genuine Subaru OEM Quality — Manufactured to the same factory specifications as the original part, ensuring exact fit, form, and function with zero guesswork.
• Precise Fuel Delivery — Engineered to meet the high-pressure fuel demands of the turbocharged STI drivetrain, supporting consistent power output and engine health.
• Exact-Fit Guarantee — Direct OEM replacement with no modifications required; plug-and-play installation into compatible STI fuel systems.
• Factory Warranty Eligible — As a genuine Subaru part, it qualifies for Subaru's standard OEM parts warranty coverage.
• Long-Term Reliability — OEM-grade materials and construction deliver the durability and lifespan you expect from a factory Subaru component.
• Verified Part Number — Part #42021VA000 cross-references directly to Subaru's factory parts catalog for the 2015–2021 WRX STI.

What's Included

• 1x Genuine Subaru OEM Fuel Pump (Part #42021VA000)

Specifications

Fitment & Compatibility

This genuine Subaru OEM fuel pump is confirmed to fit the following vehicles:

Always verify your vehicle's VIN and OEM part number against your factory parts catalog to confirm fitment before ordering.

Installation

This genuine Subaru OEM fuel pump is a direct-replacement part designed for the 2015–2021 WRX STI fuel system. Installation involves accessing the in-tank fuel pump assembly, which requires depressurizing the fuel system and removing the fuel tank or accessing the pump through the vehicle's service port. Professional installation by a certified Subaru technician or qualified mechanic is strongly recommended to ensure safe handling of fuel system components and to maintain warranty eligibility.