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Lambda Sensor DELPHI ES21099-12B1
O2 Sensor DELPHI ES21099-12B1. Fits 21 car models (SEAT, SKODA, VW). Replaces 2 OE numbers.

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Specification. From the manufacturer's data.
- Brand
- DELPHI
- Category
- O2 Sensor
- Cable Length [mm]
- 465 mm
- MPN
- ES21099-12B1
- SKU
- 0089-ES21099-12B1
- GTIN / EAN
- 5012759575741
- What's included
- 1x O2 Sensor
OE numbers. The originals this part replaces.
Numbers the vehicle makers and other brands use for this part. Only a confirmed OE number links to its own page; other brands' equivalents are under “Equivalent products”.
- VW030906262B
- SEAT / SKODA / VW030906262K
Equivalent products. They fit in the same place.
3 available · 9 numbers
Check availability
Check availability
All 9 cross-reference numbers
Numbers other makers give for this part. They are aftermarket numbers, not the vehicle maker's OE numbers; a linked number is one we sell.
- EFI 301120
- EFI AUTOMOTIVE 301120
- ERA 570286A
- FAE 75038
- INTERMOTOR 65034
- MEAT & DORIA 81095
- MEAT & DORIA 81095E
- NGK 1829
- NGK LZA11-V3
Compatible cars. SEAT, SKODA, VW, 21 models.
Matched from the manufacturer's data.
| Model | Engines | Years |
|---|---|---|
| SEAT7 models | ||
| SEAT AROSA (6H1) | 1.4 16V | 1997–2004 |
| SEAT CORDOBA (6K1, 6K2) | 1.4 16V | 1993–2002 |
| SEAT CORDOBA (6L2) | 1.4 16V | 2002–2009 |
| SEAT CORDOBA Vario (6K5) | 1.4, 1.4 16V | 1996–2002 |
| SEAT IBIZA II (6K1) | 1.4 16V | 1993–2002 |
| SEAT IBIZA III (6L1) | 1.4 16V | 2002–2009 |
SEAT1 more model
| Model | Engines | Years |
|---|---|---|
| SEAT INCA (6K9) | 1.4 16V | 1995–2003 |
SKODA4 models
| Model | Engines | Years |
|---|---|---|
| SKODA FABIA I (6Y2) | 1.4 16V | 1999–2008 |
| SKODA FABIA I Combi (6Y5) | 1.4 16V | 2000–2007 |
| SKODA FABIA I Praktik (6Y5) | 1.4 | 2000–2007 |
| SKODA FABIA I Saloon (6Y3) | 1.4 16V | 1999–2007 |
VW10 models
| Model | Engines | Years |
|---|---|---|
| VW CADDY II Box Body/MPV (9K9A) | 1.4 | 1995–2004 |
| VW CADDY II MPV (9K9B) | 1.4 16V | 1995–2004 |
| VW LUPO I (6X1, 6E1) | 1.4 16V | 1998–2005 |
| VW POLO (6N2) | 1.4 16V | 1999–2001 |
| VW POLO III (6N1) | 100 1.4 16V | 1994–1999 |
| VW POLO III CLASSIC (6V2) | 75 1.4 16V | 1995–2009 |
| VW POLO IV (9N, 9A) | 1.4 16V | 2001–2014 |
| VW POLO IV Saloon (9A4, 9A2, 9N2, 9A6) | 1.4 | 2002– |
| VW POLO Van Estate Van (6V5) | 1.4 | 1995–2001 |
| VW POLO Variant (6V5) | 1.4 16V | 1997–2001 |
Always verify compatibility with your vehicle before ordering.
More about this part. Related categories and similar parts.
DELPHI
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Common OE numbers for this part
Common original equipment numbers linked to replacement-part pages.
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2-year warranty against manufacturing defects on all parts, counted from delivery. 14-day money-back guarantee if the part doesn't fit your vehicle. Delivery terms
We ship from the EU to 201 countries. Deliveries within the EU carry no customs charges; outside the UK and the EU, the destination country may charge import duties and taxes, paid on delivery. Delivery times and prices by country
Delivery times to EU countries (working days)
Austria 4–7, Belgium 4–7, Bulgaria 5–9, Croatia 5–9, Cyprus 4–19, Czechia 4–7, Denmark 4–8, Estonia 3–4, Finland 6–10, France 5–8, Germany 3–5, Greece 6–10, Hungary 4–7, Ireland 5–9, Italy 5–9, Latvia 2–3, Lithuania 2–3, Luxembourg 4–7, Malta 4–9, Netherlands 4–7, Poland 3–6, Portugal 6–10, Romania 4–8, Slovakia 4–7, Slovenia 4–8, Spain 6–9, Sweden 5–10