- Shop with confidence: competitive prices, exclusive deals, and delivery perks.
- Need it quickly? We dispatch fast-moving parts daily. Check delivery options.
- Swap or return items within the standard return period with a simple process.
- Questions about fitment or orders? Our support team is ready to help.
Similar products
Customers also bought
Details
| Specification | Value |
|---|---|
| Brand | MANN-FILTER |
| MPN | wk521-3 |
| Height [mm] | 274 mm |
| Outer Diameter [mm] | 55 mm |
| Inlet Ø [mm] | 8 mm |
| Outlet Ø [mm] | 8 mm |
OE numbers (2)
Search by this OE number to find compatible parts
- BMW—13 32 7 787 477
- BMW—16 12 6 765 756
Where this part fits
Original-fit position for OE 16126765756. The red ring marks where this part installs on the vehicle.
About this product
MANN-FILTER Fuel Filter (WK 521/3) is manufactured to OEM tolerances, ensuring a direct-fit replacement that restores your vehicle to factory specification without any modification. Technical specifications — Height [mm]: 274 mm, Outer Diameter [mm]: 55 mm, Filter type: Brass, Inlet Ø [mm]: Carbon mm, Outlet Ø [mm]: Carbon mm — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. Compatible with BMW vehicles; use the vehicle selector above to confirm exact fitment for your make, model, and engine variant. Fitment data is sourced from TecDoc, the authoritative European parts catalogue. This part supersedes original equipment references: 0 450 906 463, 109049, 13 32 7 787 477, 16 12 6 765 756 and 40 more. Matching these numbers confirms a like-for-like replacement with no loss of function. MANN-FILTER is a recognised supplier of automotive filtration components to independent workshops and dealer networks across Europe. All parts are sourced from authorised distribution channels and carry full manufacturer traceability — you receive exactly the same component supplied to professional garages and dealer workshops. If fitment or specifications do not match your vehicle, our technical team can help identify the correct alternative — use the vehicle selector or contact us with your VIN for a guaranteed-fit recommendation. Replacing worn components on schedule preserves your vehicle's safety, reliability, and resale value — and aftermarket parts from established brands deliver OEM-equivalent performance at a fraction of the dealer price. Every part is dispatched with tracked delivery and a 14-day money-back guarantee with hassle-free returns.
About MANN-FILTER
MANN-FILTER, part of the MANN+HUMMEL group founded in 1941 in Ludwigsburg, Germany, is one of the world's leading filtration specialists. The brand produces oil filters, air filters, fuel filters, cabin filters, and hydraulic filters for virtually every vehicle application. MANN-FILTER is an OE supplier to major manufacturers including Volkswagen, BMW, and Mercedes-Benz. With ISO/TS 16949 certification and products tested to the highest standards, MANN-FILTER ensures clean oil, air, and fuel for optimum engine protection and longevity.
Suitable cars
Equivalent products (37)
Show all 37 OE numbers
Fuel Filter MANN-FILTER WK 521/3 — compatible car models
| Car models | BMW: X5 (E53), X5 (E70) |
|---|---|
| Engines | 3.0 d |
| Year of manufacture | 2000-2013 |
| Manufacturer article number (MPN) | WK 521/3 |
| OE part numbers | 13 32 7 787 477, 16 12 6 765 756 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
MANN-FILTER wk521-3 . EU General Product Safety Regulation (GPSR): 2. Filter type: 10. Height [mm]: 274 mm. Inlet Ø [mm]: 8 mm. Outer Diameter [mm]: 55 mm. Outlet Ø [mm]: 8 mm
- 1x Fuel Filter
Shipping, returns, warranty
Free UK delivery on orders over £99.00. Tracked standard shipping.
- Standard delivery: 5–9 business days
- Order before 5pm — ships the next working day
- Free returns within 14 days
- All parts backed by manufacturer warranty
Warranty: 12-month manufacturer warranty on all parts. 14-day money-back guarantee if the part doesn't fit your vehicle.
Frequently Asked Questions
Is this Fuel Filter compatible with my car?
This Fuel Filter fits BMW vehicles. Use the vehicle selector at the top of the page to check exact compatibility — enter your car's make, model, and engine for a confirmed fitment match. All fitment data is verified through TecDoc.
What specifications does this MANN-FILTER Fuel Filter have?
This MANN-FILTER Fuel Filter has the following specifications: Height [mm]: 274 mm; Outer Diameter [mm]: 55 mm; Filter type: 10; Inlet Ø [mm]: 8 mm; Outlet Ø [mm]: 8 mm; EU General Product Safety Regulation (GPSR): 2. Check the full specifications table above for complete details.
What OE part numbers does this Fuel Filter replace?
This Fuel Filter replaces OE part numbers: 13 32 7 787 477, 16 12 6 765 756. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Fuel Filter cost?
This MANN-FILTER Fuel Filter is available for £30.99. Fuel Filter prices vary depending on brand, specifications, and vehicle compatibility. MANN-FILTER parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Fuel Filter?
Signs include difficulty starting, engine stalling, hesitation during acceleration, reduced fuel economy, or the check engine light illuminating.
What tools do I need to replace a Fuel Filter?
Tools needed: fuel line quick-release disconnect tools (plastic clip set), drip tray, fuel-safe gloves, new filter with fittings. Difficulty: Moderate DIY. Safety warning: Relieve fuel system pressure before opening any line (run engine until it stalls or use the Schrader valve if present). No open flames or sparks -- petrol vapour is highly flammable.
Can I use this part as a replacement for OE 13 32 7 787 477?
Yes, this MANN-FILTER Fuel Filter is a direct replacement for OE part number 13 32 7 787 477. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.
Is the MANN-FILTER WK 521/3 the same as the MANN-FILTER BFU 700 x?
No, while both are Fuel Filter parts, they are different products. The MANN-FILTER WK 521/3 has Height [mm]: 274 mm, Outer Diameter [mm]: 55 mm, Filter type: 10. The MANN-FILTER BFU 700 x may differ in dimensions, fitting position, or material composition. Always verify compatibility with your specific vehicle using our vehicle selector, or contact our customer service team for assistance.
Related categories
Common OE numbers for this part
Common original equipment numbers linked to stocked alternatives.
