4X O2 Oxygen Sensor for Audi A4 A6 Q5 S4 S5 (2000–2019)

Includes: - 4X O2 Oxygen Sensor Fits Models: - Audi A4, A6, Q5, S4, S5 Model Years: - 2000–2019 Submodels: - Common trims include Premium, Premium Plus, Prestige, and Sport. Chassis codes: B5, B6, B7, B8 for A4; C5, C6, C7 for A6; 8R for Q5; B8 for S4; B8 for S5. Body styles: Sedan, Coupe, Convertible, and SUV. Engine Options: - Common engine sizes include 2.0L I4, 3.0L V6, 3.2L V6, 4.2L V8, and 2.9L V6 (in S4/S5). Engine codes: CAEB, CCTA, CFSB, and others. Description: This set of 4 oxygen sensors is designed for various Audi models, ensuring optimal engine performance and emissions control. These sensors monitor the air-fuel mixture, contributing to fuel efficiency and reducing harmful emissions. Features: - Direct fit for Audi A4, A6, Q5, S4, S5 (2000–2019) - High-quality construction for durability - Ensures accurate readings for optimal performance - Easy installation with no modifications required - Compatible with multiple engine options