NGK Audi A4 1999-1997 Direct Fit Oxygen Sensor
Specifications Part numbers, fitment codes and shipping
- Brand
- NGK
- Speedzone SKU
- NGK25550
- Manufacturer part number
- 25550
- UPC
- 87295255503
- Category
- Oxygen Sensors
- Shipping weight
- 4.0 lb
- Availability
- Special order — not stocked locally
NTK is the world's largest supplier and manufacturer of OEM oxygen sensors. Oxygen sensors play a critical role as part of the vehicle's on-board diagnostic system in maintaining optimal engine performance, maximizing fuel efficiency and reducing harmful emissions. Providing constant closed loop feedback to the ECU, oxygen sensors help to control the air-fuel ratio while alerting OBDII systems of possible problems with fuel delivery or catalytic converter efficiency. A ceramics company at our core, NTK uses state-of-the art technology enabling control of the ceramic element used in our oxygen sensors from raw material to finished product. Trust The Sensor Specialist for full-line market support and OE application technology.
- ADVANCED CERAMIC SENSOR ELEMENT: 3-stage contaminant-resistant plasma jet and deposit trap overcoat protects against element poisoning
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 1998 | Audi | A4 | Avant |
| 1997-1999 | Audi | A4 | Base |
| 1998-1999 | Audi | A4 Quattro | Avant |
| 1997-2000 | Audi | A4 Quattro | Base |
| 1998-1999 | Audi | A6 | Base |
| 1998-1999 | Audi | A6 Quattro | Avant |
| 1998-1999 | Audi | A6 Quattro | Base |
| 1997-1999 | Audi | A8 | Base |
| 1997-1999 | Audi | A8 Quattro | Base |
| 1997 | Volkswagen | EuroVan | Camper |
| 1999-2000 | Volkswagen | EuroVan | GLS |
| 1999-2000 | Volkswagen | EuroVan | MV |
| 1999 | Volkswagen | Golf | GTI |
| 1995-1998 | Volkswagen | Golf | GTI VR6 |
| 1995-1999 | Volkswagen | Jetta | GLX |
| 1996,1998-1999 | Volkswagen | Passat | GLS |
| 1995-2000 | Volkswagen | Passat | GLX |
Full details on shipping times, returns, warranty and cancellations are on our policy page.
Market conditions after 2020 have changed the landscape of automotive parts. Although we stock thousands of items across multiple warehouses and distribution channels, back-orders are unavoidable in today's market. If you need a product quickly, email, message or call us to check availability so we can explore your options.
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