2X Upstream O2 Oxygen Sensors for Mercedes-Benz CLK320 CLK430 CLK55 (2003–2009)

Includes:
- 2X Upstream O2 Oxygen Sensors

Fits Models:
- Mercedes-Benz CLK320, CLK430, CLK55

Model Years:
- 2003–2009

Submodels:
- Common trims include CLK320, CLK430, CLK55 AMG; chassis codes C209 (coupe), A209 (cabriolet)

Engine Options:
- Common engine sizes include 3.2L V6 (M112), 4.3L V8 (M113), 5.5L V8 (M113)

Description:
These upstream oxygen sensors are designed for select Mercedes-Benz CLK models from 2003 to 2009, ensuring optimal engine performance and emissions control. They monitor the air-fuel mixture, helping to improve fuel efficiency and reduce harmful emissions.

Features:
- Direct fit for specified Mercedes-Benz models
- High-quality construction for durability
- Ensures accurate readings for optimal engine performance
- Easy installation with no modifications required
- Compatible with standard engine options