2X Upstream & Downstream Oxygen Sensor for Hyundai Sonata (1999–2001) 3921039040, 3921039030, 250-24422

Includes: - 2X Upstream & Downstream Oxygen Sensor

Fits Models: - Hyundai Sonata

Model Years: - 1999–2001

Submodels: - Common trims include GLS, LX, and base models. Chassis code: EF.

Engine Options: - Common engine sizes include 2.4L I4 (engine code: G4JS) and 3.0L V6 (engine code: G6BA).

Description: This set of upstream and downstream oxygen sensors is designed for the Hyundai Sonata from 1999 to 2001. These sensors monitor the exhaust gases and help optimize engine performance and emissions control.

Features: - Direct fit replacement for easy installation. - Enhances fuel efficiency and reduces emissions. - Compatible with both upstream and downstream locations. - Durable construction for long-lasting performance. - Meets or exceeds OEM specifications.

Part Numbers: - 3921039040, 3921039030, 250-24422, 350-34302, 15730, 13753, 25024289, 25024422