2X Oxygen O2 Sensor for Mercury Tracer (1997–1999)

Includes:
- 2X Oxygen O2 Sensor

Fits Models:
- Mercury Tracer

Model Years:
- 1997–1999

Submodels:
- Common trims include Base, LS, and GT; chassis code is 4D sedan or 2D coupe.

Engine Options:
- Common engine sizes include 1.9L I4 (engine code: I4) and 2.0L I4 (engine code: I4).

Description:
This set of two Oxygen O2 Sensors is designed for the Mercury Tracer, ensuring optimal engine performance and emissions control. These sensors monitor the exhaust gases and provide feedback to the engine control unit for efficient fuel management.

Features:
- Direct fit for 1997–1999 Mercury Tracer models
- Enhances fuel efficiency and reduces emissions
- Durable construction for long-lasting performance
- Easy installation with no modifications required
- Compatible with both 1.9L and 2.0L engine options