
Front Lambda Oxygen O2 Sensor compatible with Audi A1 A3 A4 A5 A6 A7 A8 TT
Replacement front lambda oxygen O2 sensor designed for diesel and gasoline engines. High-quality automotive sensor compatible with a wide range of Audi and Seat vehicles.
01Key facts
- Part type
- Oxygen Sensor
- Category
- Cars & auto
- Part no. (MPN)
- Not published
- Pack
- Not published
- Verified models
- 14
- Brands covered
- 2
- Customer rating
- No reviews yet
- Type
- Aftermarket replacement
02Compatibility matrix
Only models verified by our team are listed| Brand | Model | Status | Parts for model |
|---|---|---|---|
| Audi | Audi A3 | Verified | View → |
| Audi A4 | Verified | View → | |
| Audi A4 allroad | Verified | View → | |
| Audi A5 | Verified | View → | |
| Audi A6 | Verified | View → | |
| Audi A6 allroad | Verified | View → | |
| Audi A7 | Verified | View → | |
| Audi A8 | Verified | View → | |
| Audi TT | Verified | View → | |
| Audi Q7 | Verified | View → | |
Only the models listed above have a confirmed catalog fit. If yours is absent, compatibility is unknown, not ruled out. Compare the exact model identifier and any published dimensions or connectors before ordering.
Where to find your model number
- Audi: Use your 17-character VIN — it's on the driver-side dashboard at the base of the windshield and on the driver's door jamb sticker. The year is in the 10th character. Also check your registration or the owner's manual.
- Seat: Usually on the rating label under or on the back of the device. Your owner's manual also lists the model number.
General manufacturer guidance — exact label position can vary by model.
03Specifications
Catalog-normalized- Variant
- A
- Material
- Others
04Installation guide - General replacement guidance
General guidance for this part type - always follow your device manual- Basic hand tools only if your device manual requires them
- If anything does not fit without force, stop and recheck the model compatibility.
- Keep the old part until you have confirmed the new one works.
- 1Switch the device off and disconnect it from power before starting.
- 2Locate the part using your device manual - access panels and latches vary by model.
- 3Remove the old part and note its orientation and any connectors.
- 4Compare the old and new parts side by side before installing.
- 5Fit the new part in the same orientation, without forcing it.
- 6Reassemble, then run a short test to confirm normal operation.
This is general guidance for the part type, not a model-specific procedure. If the part does not fit without force, stop and recheck compatibility.
More parts for your Audi A3
FP-9B3390For Audi A3 A4 TT VW EOS GTI Jetta Passat 2.0T
FP-AD9B90For Audi Q7 A8 Q5 S4 A6 3.0 TFSI
12-month warranty on every part
Every part we sell is covered for 12 months from delivery. If it fails in normal use, we replace it or refund you — claim it straight from your order page.
07Customer reviews
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Questions & answers
+What is it made of?
Listed material: Others.
+Which models has your team verified?
14 models are verified, see the compatibility table above.
More in our fit guarantee, returns policy and shipping.



