234-5029 234-4238 Upstream Downstream O2 Sensor Set of 2 for Hyundai/Kia
O2 sensor pair designed for upstream and downstream positions. Improves engine performance and fuel economy; may extend catalytic converter life. Customer note: sensor functions well, with some concern about engine life afterward
Highlights
- set of 2 sensors
- OEM-quality construction
- easy installation
Pros
- set of 2 sensors
- OEM-style specifications
- durable materials
- easy installation
- fits multiple Hyundai/Kia models
Cons
- one customer reported shorted engine life after use
Best For
Features
- Set of 2 upstream and downstream O2 sensors for Hyundai/Kia models
- OE-matched references: 234-5029, 234-4238 and multiple OE-style numbers listed
- OE-spec compatible with exact form and function for straightforward installation
- Durable construction designed to support engine performance and catalyst longevity
- Fitment includes Hyundai Santa Fe 2010-2016 and Hyundai Sonata 2009-2015
