Oxygen Sensor - 2016-2019 GMC Sierra 2500 HD 6.0L V8 - Walker - M19243

Interchange Part Number

12627140, 12643708, 12643903, 12655678, 12657188, 12661898, 21071, 21072, 21074, 21075, 234-4762, 234-4974, 97947, OZA711-GM3

Make:

Model:

Year:

Description

GMC Sierra 2500 HD Downstream Left Oxygen Sensor. Brand: Walker. Fits Years: 2016, 2017, 2018, 2019, 16, 17, 18, 19. OE Base Sensor -- B1S2 - 250-241132

Condition

New

Notes

OE Base Sensor