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Details
| Specification | Value |
|---|---|
| Brand | FACET |
| MPN | 23.0121 |
OE numbers (30)
Search by this OE number to find compatible parts
- HITACHI—138477
- SUZUKI—18520-79J50
- SUZUKI—18520-79J50-000
- SUZUKI—18520-79J51
- SUZUKI—18520-79J51-000
- SUZUKI—18520-79J52
- SUZUKI—18520-79J52-000
- HITACHI—2508477
- ALFA ROMEO / FIAT—55186214
- ALFA ROMEO / FIAT—55194734
- ALFA ROMEO / FIAT—55204249
- ALFA ROMEO / FIAT—55205455
- GENERAL MOTORS / SAAB / ALFA ROMEO / FIAT / OPEL / VAUXHALL—55 215 032
- OPEL—58 51 055
- OPEL—58 51 068
- OPEL—58 51 596
- OPEL—58 51 827
- ALFA ROMEO / FIAT—71788555
- ALFA ROMEO / FIAT—71789688
- ALFA ROMEO / FIAT—71790493
- ALFA ROMEO / FIAT—71793478
- OPEL—8 51 208
- OPEL—8 51 342
- OPEL—8 51 757
- OPEL / VAUXHALL—93169064
- OPEL / VAUXHALL—93178886
- OPEL / VAUXHALL—93181976
- GENERAL MOTORS / OPEL / VAUXHALL—93 188 887
- SAAB / OPEL / VAUXHALL—93 189 082
- GENERAL MOTORS / OPEL / VAUXHALL—95 519 339
Where this part fits
Original-fit position for OE 138477. The red ring marks where this part installs on the vehicle.

About this product
The FACET Egr Valve (23.0121) is a professional-grade replacement component engineered for long service life and reliable operation across all conditions your vehicle encounters. Verified to fit ALFA ROMEO, FIAT, OPEL, SAAB 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: 138477, 18520-79J50, 18520-79J50-000, 18520-79J51 and 51 more. Matching these numbers confirms a like-for-like replacement with no loss of function. FACET 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.
Egr Valve buying guide
Why replace this part?
The EGR (Exhaust Gas Recirculation) valve recirculates a controlled portion of exhaust gas back into the intake manifold to lower combustion temperatures and reduce NOx emissions. Over time, carbon deposits from exhaust soot cause the valve to stick open or closed. A stuck-open valve causes rough idle and poor cold-start performance; a stuck-closed valve causes NOx failures and check engine lights.
Signs you need a replacement
- Rough or lumpy idle, especially when cold
- check engine light with EGR-related codes (P0400–P0408)
- increased fuel consumption
- hesitation on light throttle
- black carbon deposits visible around the inlet manifold
- failed emissions test
When to replace
EGR valves are maintenance items on diesel vehicles — typically require cleaning or replacement every 50,000–80,000 miles. Petrol EGR valves last longer. Prevention: use higher-quality fuel and allow the engine to reach full operating temperature regularly.
Suitable cars
Equivalent products (21)
Show all 21 OE numbers
Egr Valve FACET 23.0121 — compatible car models
| Car models | ALFA ROMEO: 159 (939), 159 Sportwagon (939); FIAT: CROMA (194), CROMA Estate Van (194), DUCATO Bus (250), DUCATO Platform/Chassis (250), DUCATO Van (250), GRANDE PUNTO (199), SEDICI (189); OPEL: ASTRA H (A04), ASTRA H Estate (A04), ASTRA H Estate Van (L70), ASTRA H GTC (A04), SIGNUM Hatchback (Z03), VECTRA C Estate (Z02), VECTRA C GTS (Z02), VECTRA C (Z02), ZAFIRA B Box Body/MPV (A05), ZAFIRA / ZAFIRA FAMILY B (A05); SAAB: 9-3 Convertible (YS3F), 9-3 Estate (E50), 9-3 (YS3F, E79, D79, D75); SUZUKI: SX4 (EY, GY); VAUXHALL: ASTRA Mk V (H) (A04), ASTRA Mk V (H) Estate (A04), ASTRA Mk V (H) Sport Hatch (A04), ASTRAVAN Mk V (H) Estate Van (A04), SIGNUM (Z03), VECTRA Mk II (C) Estate (Z02), VECTRA Mk II (C) GTS (Z02) |
|---|---|
| Engines | 1.9 JTDM 8V (939AXE1B); 1.9 JTDM 8V (939AXH1B, 939BXH1B); 1.9 D Multijet; 1.9 MJTD (194AXB1B); 100 Multijet 2,2 D; 1.9 CDTI (L48); 1.9 CDTI (L35); 1.9 CDTI (L70); 1.9 CDTI (L08); 1.9 CDTI (F48); 1.9 CDTI (F35); 1.9 CDTI (F68); 1.9 CDTI (F69); 1.9 CDTI VAN (M75); 1.9 CDTI (M75) (+6 more) |
| Year of manufacture | 2002-2019 |
| Manufacturer article number (MPN) | 23.0121 |
| OE part numbers | 138477, 18520-79J50, 18520-79J50-000, 18520-79J51, 18520-79J51-000, 18520-79J52, 18520-79J52-000, 2508477, 55186214, 55194734, 55204249, 55205455, 55 215 032, 58 51 055, 58 51 068, 58 51 596, 58 51 827, 71788555, 71789688, 71790493 (+10 more) |
Compatibility check
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Please wait while we load vehicle compatibility information.Description and what's included
FACET 23.0121 Made in Italy - OE Equivalent
- 1x Egr Valve
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 Egr Valve compatible with my car?
This Egr Valve fits ALFA ROMEO, FIAT, OPEL, SAAB, SUZUKI 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 FACET Egr Valve have?
The package includes the Egr Valve as described in the specifications above. Check the "What's included" section for a full list of components. If mounting hardware or accessories are required, they will be listed separately.
What OE part numbers does this Egr Valve replace?
This Egr Valve replaces OE part numbers: 138477, 18520-79J50, 18520-79J50-000, 18520-79J51, 18520-79J51-000, 18520-79J52, 18520-79J52-000, 2508477 and 22 more. Cross-reference these numbers with your vehicle's original part number to confirm compatibility.
How much does a Egr Valve cost?
This FACET Egr Valve is available for £92.99. Egr Valve prices vary depending on brand, specifications, and vehicle compatibility. FACET parts offer a balance of quality and value, backed by our 14-day money-back guarantee.
How do I know when to replace my Egr Valve?
A faulty EGR valve causes rough idle, black smoke, increased fuel consumption, the engine hesitating or surging, a check engine light with EGR flow codes, and in severe cases excessive carbon deposit build-up in the intake.
What tools do I need to replace a Egr Valve?
Tools needed: T30/T40 Torx or 8-10mm socket, gasket scraper, EGR cleaner spray, torque wrench, OBD-II scanner. Difficulty: Moderate DIY. Safety warning: Carbon deposits from EGR valves are fine particulates -- wear gloves and a dust mask. Clear related fault codes after installation and verify the EGR system operates correctly.
Can I use this part as a replacement for OE 138477?
Yes, this FACET Egr Valve is a direct replacement for OE part number 138477. 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.