BDFHYK Fuel Pump Assembly for Nissan Altima/Maxima/Quest 2004-2009 — E8545M Direct-Fit, Integrated Filter

BDFHYK Electric Fuel Pump Assembly E8545M is a direct-fit replacement fuel pump for select Nissan Altima, Maxima and Quest models, engineered to restore reliable fuel delivery and consistent pressure.

If your 2004–2009 Nissan with a 2.5L or 3.5L engine is experiencing hard starts, rough idling, or fuel pressure issues, replacing the fuel pump assembly can return the system to proper operation. This BDFHYK assembly matches OE interchange numbers and is built from durable materials with an integrated filter to resist wear, contamination and moisture. It’s designed to meet original equipment fitment, making installation straightforward for professional and experienced DIY mechanics.

Will this fuel pump fit my Nissan model and engine?

This assembly is compatible with specific Nissan model years and engine sizes—check vehicle fitment before ordering. It fits Altima 2004–2006 with 2.5L L4 and 3.5L V6 engines, Maxima 2004–2008 with 3.5L V6, and Quest 2004–2009 with 3.5L V6.

• Confirmed vehicle models and production years listed in product details
• Interchangeable with OE and aftermarket part numbers such as 67991 and 170409J300
• Verify VIN or under-tank assembly before purchase to ensure exact fit

How does this pump maintain fuel pressure and engine performance?

The pump assembly draws fuel from the tank, pressurizes it and feeds it to the fuel rail while working with the regulator to keep pressure stable. Stable fuel pressure supports consistent starting, smoother idle and predictable throttle response.

• Precision motor and impeller design for steady flow
• Integrates with the vehicle’s fuel pressure regulator to prevent surges or drops
• Delivers the flow rates needed for the specified 2.5L and 3.5L engines

What materials and features improve durability and filtration?

BDFHYK uses high-quality POM plastic and precision components to resist wear, corrosion and fuel exposure. The assembly includes a built-in filter element that blocks debris and moisture, helping to protect injectors and the fuel system from contaminants.

• POM housing resists chemical degradation and mechanical stress
• Internal filter captures particulates and reduces clogging risks
• Corrosion-resistant electrical connector and mounting points for reliable operation

What warranty and support does BDFHYK provide?

This fuel pump assembly is covered by a one-year unlimited-mileage warranty from BDFHYK. The warranty covers manufacturing defects—confirm vehicle compatibility and inspect the part at delivery to ensure completeness and correct fit.

• 1-year unlimited-mileage manufacturer coverage
• Customer support recommended if fitment or damage concerns arise
• Keep original receipt and delivery photos for warranty claims

Who is this for: The BDFHYK Electric Fuel Pump Assembly E8545M is aimed at Nissan owners, professional mechanics and experienced DIYers who need a reliable, OE-interchange replacement for the listed Altima, Maxima and Quest model years. Choose this unit if you want a long-lasting assembly with integrated filtration and documented interchange numbers for direct-fit installation.