ISR Performance o2 Harness Extension for Nissan VQ37

Description

ISR Performance VQ37 primary o2 sensor Harness Extensions for 4 wire o2 sensor. These are designed to fit the specific 4 wire connector found in most 2011+ 370Z / G37s. Sold as a pair. When installing long tube headers into your 370z or G37 you will need to extend the primary o2 sensor wires, with this kit you will no longer have to cut/splice your o2 sensor wires, this is a direct plug and play! ***PLEASE INSPECT YOUR HARNESS PRIOR TO ORDERING AND ENSURE YOU HAVE THE CORRECT PLUG TYPE TO FIT TH