Oxygen Sensor Upstream for Nissan Frontier Pathfinder QX4 Xterra (1996–2003) 250-23109

Includes: - Oxygen Sensor Upstream

Fits Models: - Nissan Frontier - Nissan Pathfinder - Nissan QX4 - Nissan Xterra

Model Years: - 1996–2003

Submodels: - Common trims include SE, XE, LE, and Off-Road for Frontier; SE, LE, and XE for Pathfinder; and Base and SE for Xterra. Chassis codes may include D22 for Frontier and R50 for Pathfinder.

Engine Options: - Common engine sizes include 2.4L I4 (KA24DE), 3.3L V6 (VG33E), and 3.5L V6 (VQ35DE).

Description: This upstream oxygen sensor is designed for various Nissan models, ensuring optimal engine performance and emissions control. It monitors the exhaust gases to help maintain the correct air-fuel mixture, contributing to better fuel efficiency and reduced emissions.

Features: - Direct fit replacement for specified Nissan models - High-quality materials for durability - Improves engine performance and fuel efficiency - Easy installation with no modifications required - Compatible with standard engine options

Part Number: 250-23109