Replacement Oxygen Sensors (2X) for 2005 Buick Century

Includes:
- 2X Oxygen Sensors

Fits Models:
- Buick Century

Model Years:
- 2005

Submodels:
- Common trims include Base, Custom, and Limited. Chassis code is 4G1.

Engine Options:
- Common engine sizes include 3.1L V6 (engine code L82) and 3.5L V6 (engine code LZ4).

Description:
These oxygen sensors are designed to fit the 2005 Buick Century, ensuring optimal engine performance and emissions control. They monitor the exhaust gases and provide feedback to the engine control unit for improved fuel efficiency and reduced emissions.

Features:
- Direct fit replacement for easy installation
- Enhances fuel efficiency and engine performance
- Reduces harmful emissions
- Durable construction for long-lasting use
- Compatible with both 3.1L and 3.5L V6 engines