O2 Sensor for Infiniti QX4 / Nissan Pathfinder (1999-2004)

Includes:
- O2 Oxygen Sensor

Fits Models:
- Infiniti QX4
- Nissan Pathfinder

Model Years:
- 1999–2004

Submodels:
- QX4, R50 (Infiniti)
- Pathfinder, R50 (Nissan)

Engine Options:
- 3.3L V6 (VG33E)
- 3.5L V6 (VQ35DE)

Description:
This O2 Oxygen Sensor is designed for the Infiniti QX4 and Nissan Pathfinder models from 1999 to 2004. It plays a crucial role in monitoring the exhaust gases and ensuring optimal engine performance and fuel efficiency.

Features:
- Direct fit replacement for easy installation
- High-quality materials for durability
- Accurate readings for improved fuel efficiency
- Compatible with both Infiniti and Nissan models
- Designed to meet or exceed OEM specifications