2X Upstream O2 Oxygen Sensor for Audi A4 A6 S4 (2002–2005) OS5507, SU11348

Includes: - 2X Upstream O2 Oxygen Sensor

Fits Models: - Audi A4, Audi A6, Audi S4

Model Years: - 2002–2005

Submodels: - Common trims include Base, 1.8T, 3.0, 2.7T for A4; Base, 3.0, 4.2 for A6; Base, S4 for S4. Chassis codes: B6 (A4), B7 (A6), B5 (S4). Body styles: Sedan, Avant.

Engine Options: - Common engine sizes include 1.8L I4 (AWM), 3.0L V6 (BKH), 2.7L V6 Twin-Turbo (B5), and 4.2L V8 (BCY).

Description: This upstream O2 oxygen sensor is designed for precise monitoring of exhaust gases, ensuring optimal engine performance and emissions control. It is a direct replacement for the original sensors in compatible Audi models.

Features: - Direct fit for easy installation - High-quality materials for durability - Accurate readings for improved fuel efficiency - Compatible with multiple Audi models from 2002 to 2005 - Helps maintain emissions compliance

Part Numbers: OS5507, 350-35015, SU11348, 250-25007, 25025007