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Details
| Specification | Value |
|---|---|
| Brand | PIERBURG |
| MPN | 7.02087.05.0 |
| Voltage [V] | 12 V |
| Operating Mode | EP |
OE/OEM numbers (3)
Search by this OE number to find compatible parts
- FORD—5170590
- FORD—BL3E-9K378-BA
- FORD—BL3Z-9K378-A
Where this part fits
Original-fit position for OE BL3Z9K378A. The red ring marks where this part installs on the vehicle.

About this product
The PIERBURG Valve Compressor Bypass Flap (7.02087.05.0) 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, Operating Mode: EP, Valve Type: Aluminium. Each dimension is checked against the OEM reference to ensure the component seats and functions correctly first time. Verified to fit FORD, FORD AUSTRALIA, FORD (CHANGAN), FORD (JMC) and 2 other makes 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: 5170590, BL3E-9K378-BA, BL3Z-9K378-A, FDR7024 and 1 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 from our UK warehouse with a 30-day money-back guarantee and free hassle-free returns.
Suitable cars
Equivalent products (2)
Valve Compressor Bypass Flap PIERBURG 7.02087.05.0 — compatible car models
| Car models | FORD: FOCUS III, FOCUS III Turnier, GALAXY III (CK), KUGA II (DM2), MONDEO V Hatchback (CE), MONDEO V Saloon (CD), MONDEO V Turnier (CF), S-MAX (CJ, WA6); FORD AUSTRALIA: FOCUS Hatchback (LW), FOCUS Hatchback (LZ), KUGA (TF), MONDEO Estate (MD), MONDEO Hatchback (MD); FORD (CHANGAN): EDGE, KUGA, MONDEO, MONDEO / ZHISHENG, TAURUS; FORD (JMC): EVEREST; FORD USA: EDGE (U387), EXPLORER (U5), TAURUS; LINCOLN: MKC, MKT, MKZ |
|---|---|
| Engines | 2.0 ST; 2.0 EcoBoost; 2.0; 2.0 ST215; 2.0 EcoBoost AWD; 2.0 GTDi; 2.0 GTDi AWD; 2.0 GTDi200 |
| Year of manufacture | 2006-2023 |
| Manufacturer article number (MPN) | 7.02087.05.0 |
| OE part numbers | 5170590, BL3E-9K378-BA, BL3Z-9K378-A |
Compatibility check
Loading vehicle data…
Please wait while we load vehicle compatibility information.Description and what's included
PIERBURG 7.02087.05.0 . Operating Mode: EP. Valve Type: 2. Voltage [V]: 12 V
- 1x Valve Compressor Bypass Flap
Shipping, returns, warranty
Free UK delivery on orders over £99.00. Express and standard shipping available.
- Standard delivery: 2-5 business days
- Express delivery: 1-2 business days
- 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 Valve Compressor Bypass Flap compatible with my car?
This Valve Compressor Bypass Flap fits FORD, FORD AUSTRALIA, FORD (CHANGAN), FORD (JMC), FORD USA and 1 more 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 Valve Compressor Bypass Flap have?
This PIERBURG Valve Compressor Bypass Flap has the following specifications: Voltage [V]: 12 V; Operating Mode: EP; Valve Type: 2. Check the full specifications table above for complete details.
What OE part numbers does this Valve Compressor Bypass Flap replace?
This Valve Compressor Bypass Flap replaces OE part numbers: 5170590, BL3E-9K378-BA, BL3Z-9K378-A. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Valve Compressor Bypass Flap cost?
This PIERBURG Valve Compressor Bypass Flap is available for £35.99. Valve Compressor Bypass Flap 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 Valve Compressor Bypass Flap?
Regular inspection of your Valve Compressor Bypass Flap 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 Valve Compressor Bypass Flap?
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 Valve Compressor Bypass Flap fitted by a professional mechanic.
Can I use this part as a replacement for OE 5170590?
Yes, this PIERBURG Valve Compressor Bypass Flap is a direct replacement for OE part number 5170590. 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 7.02087.05.0 the same as the PIERBURG 7.00326.03.0?
No, while both are Valve Compressor Bypass Flap parts, they are different products. The PIERBURG 7.02087.05.0 has Voltage [V]: 12 V, Operating Mode: EP, Valve Type: 2. The PIERBURG 7.00326.03.0 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.