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Details
| Specification | Value |
|---|---|
| Brand | PIERBURG |
| MPN | 7.21548.00.0 |
| Pressure [bar] | 3 bar |
| Operating Mode | HY |
| Pressure [psi] | 43.5 psi |
OE numbers (2)
Search by this OE number to find compatible parts
- BMW—13 53 1 729 320
- BMW—1 729 320
Where this part fits
Original-fit position for OE 13531729320. The red ring marks where this part installs on the vehicle.
About this product
When fuel pressure regulator performance matters, the PIERBURG 7.21548.00.0 delivers — built to the same dimensional and material standards as the original part it replaces. The part is built to the following specification: Pressure [bar]: Cast Iron bar, Operating Mode: Hybrid, Pressure [psi]: 43, Rubber psi. Each dimension is checked against the OEM reference to ensure the component seats and functions correctly first time. This part supersedes original equipment references: 0 280 160 503, 13 53 1 729 320, 1 729 320. 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.
Fuel Pressure Regulator buying guide
Why replace this part?
The fuel pressure regulator maintains correct fuel rail pressure for the injectors. A faulty regulator causes either high pressure (rich running, black smoke, fouled plugs) or low pressure (lean misfires, hesitation, hard starting).
Signs you need a replacement
- Black exhaust smoke and strong fuel smell indicating over-fuelling
- hard starting and misfires indicating under-fuelling
- fuel consumption increase
- check engine light
- fuel in the vacuum hose to the regulator
When to replace
No fixed interval — replace on failure or when fuel pressure testing identifies deviation from specification.
Suitable cars
Vehicle matches are curated from manufacturer data
Confirmed fits based on manufacturer data.Equivalent products (1)
Fuel Pressure Regulator PIERBURG 7.21548.00.0 — compatible car models
| Manufacturer article number (MPN) | 7.21548.00.0 |
|---|---|
| OE part numbers | 13 53 1 729 320, 1 729 320 |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
PIERBURG 7.21548.00.0 . Operating Mode: HY. Pressure [bar]: 3 bar. Pressure [psi]: 43,5 psi
- 1x Fuel Pressure Regulator
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 Pressure Regulator compatible with my car?
Use the vehicle selector at the top of the page to check compatibility. Enter your car's make, model, and engine — we'll confirm whether this Fuel Pressure Regulator fits. All fitment data is verified through TecDoc.
What specifications does this PIERBURG Fuel Pressure Regulator have?
This PIERBURG Fuel Pressure Regulator has the following specifications: Pressure [bar]: 3 bar; Operating Mode: HY; Pressure [psi]: 43,5 psi. Check the full specifications table above for complete details.
What OE part numbers does this Fuel Pressure Regulator replace?
This Fuel Pressure Regulator replaces OE part numbers: 13 53 1 729 320, 1 729 320. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Fuel Pressure Regulator cost?
Fuel Pressure Regulator prices vary depending on brand, specifications, and vehicle compatibility. Check the current price above for this PIERBURG Fuel Pressure Regulator. All parts come with our 14-day money-back guarantee.
How do I know when to replace my Fuel Pressure Regulator?
Look for black exhaust smoke (over-fuelling), fuel smell in the oil, hard starting, engine stalling, flooded spark plugs, or a fuel pressure reading outside the specified range when tested.
What tools do I need to replace a Fuel Pressure Regulator?
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 Pressure Regulator fitted by a professional mechanic.
Can I use this part as a replacement for OE 13 53 1 729 320?
Yes, this PIERBURG Fuel Pressure Regulator is a direct replacement for OE part number 13 53 1 729 320. 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 7.21548.00.0 the same as the PIERBURG 7.21197.60.0?
No, while both are Fuel Pressure Regulator parts, they are different products. The PIERBURG 7.21548.00.0 has Pressure [bar]: 3 bar, Operating Mode: HY, Pressure [psi]: 43,5 psi. The PIERBURG 7.21197.60.0 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.
