O2 Sensor for Audi A4 (2000-2006) and A6 (2002-2004)

Includes:
- O2 Oxygen Sensor

Fits Models:
- Audi A4
- Audi A6

Model Years:
- 2000–2006 for A4
- 2002–2004 for A6

Submodels:
- A4 (B6, B7), A6 (C5, C6)

Engine Options:
- Common engine sizes include 1.8L Turbo (AWM, ATW), 3.0L V6 (BKH), 2.0L (BFB), 4.2L V8 (BCY)

Description:
This O2 Oxygen Sensor is designed for specific Audi models, ensuring optimal performance and emissions control. It monitors the exhaust gases to help maintain the engine's air-fuel ratio, contributing to fuel efficiency and reduced emissions.

Features:
- Direct fit for Audi A4 (2000–2006) and A6 (2002–2004)
- High-quality construction for durability
- Improves fuel efficiency and reduces emissions
- Easy installation with no modifications required
- Compatible with various engine options