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Details
| Specification | Value |
|---|---|
| Brand | FEBI BILSTEIN |
| Weight [kg] | 0.05 kg |
| Pressure [bar] | 4 bar |
| Operating Mode | PN |
OE numbers (8)
Search by this OE number to find compatible parts
- VW—021 133 534
- AUDI / VW—078 133 534 A
- AUDI / SEAT / SKODA / VW—078 133 534 C
- AUDI—078 133 534 E
- VW—21 133 534
- AUDI / VW—78 133 534 A
- AUDI / SEAT / SKODA / VW—78 133 534 C
- AUDI—78 133 534 E
Where this part fits
Original-fit position for OE 078133534C. The red ring marks where this part installs on the vehicle.
About this product
FEBI BILSTEIN Fuel Pressure Regulator (173904) is manufactured to OEM tolerances, ensuring a direct-fit replacement that restores your vehicle to factory specification without any modification. Technical specifications — Weight [kg]: 0, 05 kg, Pressure [bar]: Copper bar, Operating Mode: PN — are verified against the OEM data sheet to guarantee fitment accuracy and performance parity with the original equipment. Compatible with AUDI, SEAT, SKODA, VW 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: 021 133 534, 0 280 160 575, 078 133 534 A, 078 133 534 C and 46 more. Matching these numbers confirms a like-for-like replacement with no loss of function. FEBI BILSTEIN 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.
About FEBI BILSTEIN
febi bilstein, founded in 1844 in Ennepetal, Germany, is one of the oldest and most comprehensive automotive parts suppliers in the independent aftermarket. febi bilstein offers over 40,000 parts spanning steering, suspension, engine, braking, cooling, and electrical systems. Certified to IATF 16949 and supplying OE-quality components, febi bilstein products undergo rigorous testing to match original equipment performance. With nearly 180 years of German engineering tradition, febi bilstein is the go-to brand for reliable, competitively priced replacement parts.
Suitable cars
Equivalent products (49)
Show all 49 OE numbers
Fuel Pressure Regulator FEBI BILSTEIN 173904 — compatible car models
| Car models | AUDI: 100 C4 Avant (4A5), 100 C4 Saloon (4A2), 80 B4 Avant (8C5), 80 B4 Saloon (8C2), A4 B5 (8D2), A4 B5 Avant (8D5), A4 B6 (8E2), A4 B6 Avant (8E5), A4 B6 Convertible (8H7), A4 B7 (8EC) (+14 more); SEAT: EXEO (3R2), EXEO ST (3R5); SKODA: SUPERB I (3U4); VW: CORRADO (53I), GOLF III (1H1), GOLF IV (1J1) |
|---|---|
| Engines | 2.6; 1.6 E; 1.6; 2.0; S4 quattro; 1.8; 3.0; 2.7 T quattro; 2.3; 3.2 VR6 quattro; 1.8 T; 2.9 VR6; 2.8 VR6; 3.2 R32 4motion |
| Year of manufacture | 1987-2013 |
| Manufacturer article number (MPN) | 173904 |
| OE part numbers | 021 133 534, 078 133 534 A, 078 133 534 C, 078 133 534 E, 21 133 534, 78 133 534 A, 78 133 534 C, 78 133 534 E |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
FEBI BILSTEIN 173904 . Operating Mode: PN. Pressure [bar]: 4 bar. Weight [kg]: 0,05 kg
- 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?
This Fuel Pressure Regulator fits AUDI, SEAT, SKODA, VW 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 FEBI BILSTEIN Fuel Pressure Regulator have?
This FEBI BILSTEIN Fuel Pressure Regulator has the following specifications: Weight [kg]: 0,05 kg; Pressure [bar]: 4 bar; Operating Mode: PN. 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: 021 133 534, 078 133 534 A, 078 133 534 C, 078 133 534 E, 21 133 534, 78 133 534 A, 78 133 534 C, 78 133 534 E. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Fuel Pressure Regulator cost?
This FEBI BILSTEIN Fuel Pressure Regulator is available for £27.99. Fuel Pressure Regulator prices vary depending on brand, specifications, and vehicle compatibility. FEBI BILSTEIN 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 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 021 133 534?
Yes, this FEBI BILSTEIN Fuel Pressure Regulator is a direct replacement for OE part number 021 133 534. It is manufactured to meet or exceed original equipment specifications, ensuring proper fitment and performance. All cross-reference data is verified through TecDoc.
Related categories
Common OE numbers for this part
Common original equipment numbers linked to stocked alternatives.
