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OE: 13321709535 Fuel Filter for BMW Diesel Engines | BMW

The 13321709535 fuel filter fits BMW diesel vehicles powered by N47 and selected N57 engines.
It supports clean fuel delivery by removing fine contaminants before fuel reaches the high-pressure system.
This filter is commonly used in BMW 1 Series, 3 Series, 5 Series, X1, and X3 diesel platforms.
Cross-references include 13321709536 and 13327811227, covering multiple BMW diesel applications.

Overview

The OE: 13321709535 fuel filter is designed for BMW diesel vehicles that use modern common-rail injection systems.
It supports clean and stable fuel delivery by removing fine contaminants before fuel reaches the high-pressure pump.
This filter helps maintain smooth combustion, consistent torque output, and predictable engine response during daily driving and long-distance operation.
Its construction suits passenger cars and compact SUVs used in mixed urban and highway conditions.

Compatibility

This fuel filter fits BMW diesel platforms powered by the following engines:

  • N47 diesel engine

  • N57 diesel engine (selected variants)

Common applications include BMW 1 Series, 3 Series, 5 Series, X1, and X3 diesel models produced during the late 2000s and mid-2010s.
These engines rely on accurate injection timing supported by clean fuel flow.
The filter serves as the primary fine filtration stage in the fuel system.
Its external dimensions and connection layout follow OE specifications for direct installation.

Filtration / Material / Mechanical Design

The filter is housed in a high-strength plastic casing designed to withstand pressure variations during engine load changes.
This material supports reduced weight while maintaining durability in normal operating temperatures.
OE-grade sealing points ensure secure installation and stable fuel routing.
The exterior housing design aligns with BMW standards for diesel platforms of this generation.
This construction supports reliable use in daily driving and high-mileage applications.

Flow Stability & Engine Protection

Stable fuel delivery supports accurate injector operation and smooth combustion behavior.
The filter helps maintain consistent idling and dependable cold-start performance.
Clean fuel flow reduces stress on the high-pressure pump during extended driving cycles.
By supporting fuel system stability, the filter contributes to long-term engine reliability and predictable performance.

Interchangeable OE Numbers (Cross-Reference)

  • 13321709536

  • 13327811227

  • 13327812884

  • WK 512/2 (aftermarket reference)

Maintenance Replacement (Official Interval)

BMW diesel service guidance typically recommends replacing the fuel filter every 20,000–30,000 km, depending on operating conditions.
Shorter intervals are suitable in regions with variable diesel quality.
Routine inspection during scheduled maintenance is advised.

Sourcing & Ordering FAQ

❓ Is this product suitable for my market?

Product suitability depends on operating conditions, usage intensity, and local expectations.

We evaluate product recommendations based on real application scenarios,

not just vehicle compatibility.

❓ Do you supply OEM or aftermarket versions?

Depending on the product, we can support OEM-standard or verified aftermarket options.

The recommendation is based on quality stability, cost structure, and market positioning — not labels.

❓ Can this product be combined with other parts in one shipment?

Yes.

Consolidated sourcing across categories is one of our core strengths,

helping buyers reduce freight cost and inventory pressure.

❓ How is quality controlled before shipment?

All products are inspected before shipment.

We work with factories that maintain stable production processes rather than short-term output.

❓ Can I start with a trial order?

Yes.

Trial orders are encouraged for new cooperation,

especially for engine and cooling system service parts where consistency matters.

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