Premium Oxygen Sensor for Audi A4/A5/A6 – High-Performance & Precision Fit

OEM-Quality Construction
Exact replica of MAGNETI MARELLI OE:078906265M, built with corrosion-resistant stainless steel housing and high-grade ceramic sensing element for extreme durability.
Precision Engine Performance
Ensures optimal air-fuel ratio, reducing emissions and improving fuel efficiency. Direct-fit design guarantees seamless integration with Audi A4 (B8/B9), A5 (8T/8F), and A6 (4G) models.
Rigorous Testing Standards
Each sensor undergoes strict quality checks to meet OE specifications, delivering reliable signal accuracy and long-term stability in harsh driving conditions.
Global Wholesale Advantage
Lowest bulk pricing worldwide, backed by full-category sourcing expertise. Ideal for repair shops, resellers, or fleet maintenance.
Easy Installation
Pre-configured wiring harness and OE-compatible thread design for hassle-free replacement—no modifications required.