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Details
| Specification | Value |
|---|---|
| Brand | PIERBURG |
| MPN | 7.03794.21.0 |
| Voltage [V] | 12 V |
| Diameter [mm] | 133.5 mm |
| Pressure [bar] | 5 bar |
| Operating Mode | EL |
| Pressure [psi] | 72.5 psi |
| Total Length [mm] | 266 mm |
OE numbers (2)
Search by this OE number to find compatible parts
- BMW / BMW (BRILLIANCE)—16 11 7 373 503
- BMW / BMW (BRILLIANCE)—7 373 503
Where this part fits
Original-fit position for OE 16117373503.
About this product
The PIERBURG Fuel Feed Unit (7.03794.21.0) is a professional-grade replacement component engineered for long service life and reliable operation across all conditions your vehicle encounters. The part is built to the following specification: Voltage [V]: Zinc V, Diameter [mm]: 133, Rubber mm, Pressure [bar]: Rubber bar, Operating Mode: Electric, Supplementary Article/Supplementary Info: 25. Each dimension is checked against the OEM reference to ensure the component seats and functions correctly first time. Verified to fit BMW, BMW (BRILLIANCE) models. All compatibility data is cross-checked against the TecDoc database — select your vehicle to confirm the part matches your specific engine and year. This part supersedes original equipment references: 02SKV789, 0 580 314 545, 08.38.028, 133453 and 20 more. Matching these numbers confirms a like-for-like replacement with no loss of function. PIERBURG is a recognised supplier of automotive replacement 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.
Suitable cars
Equivalent products (23)
Show all 23 OE numbers
Fuel Feed Unit PIERBURG 7.03794.21.0 — compatible car models
| Car models | BMW: 5 (E60), 5 Touring (E61), 6 Convertible (E64), 6 (E63); BMW (BRILLIANCE): 5 SERIES (E60) |
|---|---|
| Engines | 523 i; 630 i |
| Year of manufacture | 2001-2010 |
| Manufacturer article number (MPN) | 7.03794.21.0 |
| OE part numbers | 16 11 7 373 503, 7 373 503 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
PIERBURG 7.03794.21.0 . Diameter [mm]: 133,5 mm. Number of connectors: 2. Operating Mode: EL. Pressure [bar]: 5 bar. Pressure [psi]: 72,5 psi. Supplementary Article/Info 2: 396. Supplementary Article/Supplementary Info: 25. Total Length [mm]: 266 mm
- 1x Fuel Feed Unit
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 Feed Unit compatible with my car?
This Fuel Feed Unit fits BMW, BMW (BRILLIANCE) 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 PIERBURG Fuel Feed Unit have?
This PIERBURG Fuel Feed Unit has the following specifications: Voltage [V]: 12 V; Diameter [mm]: 133,5 mm; Pressure [bar]: 5 bar; Operating Mode: EL; Supplementary Article/Supplementary Info: 25; Pressure [psi]: 72,5 psi. Check the full specifications table above for complete details.
What OE part numbers does this Fuel Feed Unit replace?
This Fuel Feed Unit replaces OE part numbers: 16 11 7 373 503, 7 373 503. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Fuel Feed Unit cost?
This PIERBURG Fuel Feed Unit is available for £182.99. Fuel Feed Unit prices vary depending on brand, specifications, and vehicle compatibility. PIERBURG 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 Feed Unit?
Regular inspection of your Fuel Feed Unit is recommended as part of routine vehicle maintenance. Watch for changes in performance, unusual noises, or visual signs of wear. Consult your vehicle's owner manual for manufacturer-recommended replacement intervals specific to your make and model.
What tools do I need to replace a Fuel Feed Unit?
Tools required vary by vehicle make and model. Generally, a basic socket set, screwdrivers, and vehicle-specific tools may be needed. We recommend consulting a workshop manual for your specific vehicle, or having the Fuel Feed Unit fitted by a professional mechanic.
Can I use this part as a replacement for OE 16 11 7 373 503?
Yes, this PIERBURG Fuel Feed Unit is a direct replacement for OE part number 16 11 7 373 503. 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 PIERBURG 7.03794.21.0 the same as the PIERBURG 7.00468.02.0?
No, while both are Fuel Feed Unit parts, they are different products. The PIERBURG 7.03794.21.0 has Voltage [V]: 12 V, Diameter [mm]: 133,5 mm, Pressure [bar]: 5 bar. The PIERBURG 7.00468.02.0 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.
