Redline Emissions Products Replacement for Cummins HD NOx Sensor (OEM 2894939 / REP S11939)

REP replacement NOx sensor for Cummins ( S11939 )

These high quality sensors are designed and built to meet or exceed OEM specifications and do not require a core charge.

If you need a weld bung please see BG1027 it works for nearly all NOx sensors

OEM Numbers

2871978, 2894939, 5462435, 5WK96674A (615mm)

Warranty

REP Products unless otherwise specified have a 1 year warranty from the date of purchase. Please see the warranty information page for more details