Premium OE Replacement Oxygen Sensor - Direct fit for Subaru Impreza WRX STI (GRB/GVB) and multiple European models including Alfa Romeo, Abarth, Audi A6, Ford.

Precision-engineered zirconia ceramic sensing element ensures accurate air-fuel ratio measurement for optimal engine performance and reduced emissions.

Seamless integration with OEM wiring harness (89465-0H010 / 22641-AA500 cross-compatibility) featuring military-grade connectors for vibration resistance.

High-temperature stainless steel housing with laser-welded seams protects internal components in extreme exhaust environments (up to 900°F).

Application-specific calibration works with turbocharged engines and performance tuning setups.

Batch-tested to exceed ISO 9001 standards - compatible with OBD-II diagnostic systems for easy troubleshooting.

Global warehouse network enables wholesale orders with certified DHL/FedEx logistics support.

Price advantage: 30-45% below dealership MSRP with bulk purchase discounts available.