A-Premium O2 Oxygen Sensor for Nissan Altima 2013-2018 2.5L Downstream

A-Premium O2 Oxygen Sensor for Nissan Altima 2013 2014 2015 2016 2017 2018 2.5L Downstream

The A-Premium O2 sensor is designed as a downstream oxygen sensor for the Nissan Altima 2.5L family, spanning model years from 2013 through 2018. This part helps the vehicle control system monitor oxygen levels in the exhaust after the catalytic converter, contributing to balanced combustion and steady engine operation. The result is a replacement part that fits into your maintenance routine without drama, offering a practical alternative to an aging sensor and enabling consistent sensor readings over time.

Whether you are returning to the road after a repair or maintaining a daily driver, this sensor is built to be a straightforward replacement. It matches the downstream position and is engineered to withstand the engine environment, helping keep the exhaust reading accurate as you drive through city streets or on highway miles. The focus is on reliable readings and simple installation, not on quick fixes or exaggerated claims.

Fitment and specs

• Vehicle Fitment: Nissan Altima 2013 L4 2.5L sedan; Altima 2014 L4 2.5L 4-Door; Altima 2015-2018 L4 2.5L downstream
• Reference Numbers: 234-4905, 2344905, 226A03TA0B
• Specification: 4 wire; heated sensor; threaded mounting; female connector; packaging 1x Oxygen Sensor; boxed
• Quality Construction: Crafted from premium materials for longevity; quick and tool free installation

What this replacement can offer

• Helps the exhaust management system monitor readings for smoother operation
• Heated design aids faster reach to operating temperature on cold starts
• Threaded mounting and a standard female connector support a straightforward swap
• Single part in a compact form for easy handling during replacement

Warranty and purchase confidence

A-Premium backs this O2 sensor with a one year unlimited mileage guarantee, reflecting confidence in its durability and a commitment to dependable parts. The sensor ships in a sturdy box to protect it during transit and is ready for installation upon arrival.

Notes on real world use

Performance can vary with vehicle history, driving style and maintenance. Replacing a worn or sluggish sensor may help the engine management system keep readings within expected ranges, potentially contributing to smoother operation and steadier idle in some cases.