Accurate engine feedback for stable performance - QIJIAUTO upstream oxygen sensor quickly reads oxygen levels and sends accurate signals to the engine control module, helping maintain proper air-fuel balance. A stable signal helps reduce rough idle, hesitation and poor acceleration. Ideal oxygen sensor replacement when the engine light appears or fuel usage increases.
Designed for direct replacement - Built to match original connector design and thread size for straightforward installation. The sensor arrives with pre-applied compound on the threads for easy removal, helping reduce installation effort and ensuring a secure seal. A practical upgrade for DIY repair when replacing a bank 1 sensor 1 oxygen sensor.
Durable internal sensing components - The internal sensing element is engineered for consistent signal response across a wide range of driving conditions. This helps maintain stable engine operation over time and supports reliable performance during daily driving, commuting and highway use.
Replacement part numbers - Designed as a replacement for common oxygen sensor part numbers including: 234-5113, 234-5097, 17321, 8F9Z-9F472-H, 36531-R70-A01, 8F9Z9F472H, 36531RCAA01. Please compare your original part number and connector before purchase to confirm compatibility.
Vehicle compatibility reference - Compatible upstream O2 sensor for multiple Ford and Lincoln vehicles including: for Ford Escape 2012 2.5L, for Ford Focus 2014 2.0L, for Ford Explorer 2016-2019 3.5L , for Ford F-150 2009-2016, for Ford E-150 E-250 E-350, for Ford Fusion Mustang Taurus, for Lincoln Navigator, for Lincoln MKS, for Lincoln MKT. Please verify year, engine size and sensor position before ordering.
The merchant warrants that their products comply with all applicable laws, and are offered only if they comply with Joom’s policies and EU Product Safety and Compliance laws.
Manufacturer: QIJIAUTO
Brand: QIJIAUTO
Model: air fuel ratio sensor 17321 sensor
Item Weight: 6.5 ounces
Package Dimensions: 8.27 x 2.76 x 2.76 inches
Manufacturer Part Number: 190772-5434-1600292492
Date First Available: March 18, 2026