4-Pack Upstream & Downstream O2 Sensors For Infiniti G37 (3.7L 2009-2010) & M35 (3.5L 2009-2010)

Get your Infiniti running smoothly with this complete set of four oxygen sensors.

This bundle includes both upstream and downstream sensors for the 2009-2010 Infiniti G37 with the 3.7L engine and the 2009-2010 M35 with the 3.5L engine.

These are Reach brand sensors, designed as a direct replacement for a perfect fit.

They're heated, 4-wire sensors with a blade terminal type and a standard M18*1.5 thread.

They come with a solid 3-year warranty.

Interchange part numbers include 234-4121, 9594857, 234-9036, and 234-4380, so you know you're getting the right part.

Made of metal with a steel finish, they're built to last.

Get your check engine light off and your fuel trim back to normal with this complete replacement kit.