Redline Emissions Products Replacement for Paccar HD NOx Sensor (2006246PE, / REP S11246)

Redline Emissions Products replacement Heavy Duty NOx Sensor for Paccar. This is a direct fit aftermarket replacement for your OEM Paccar sensor. Replaces: Paccar 2006246PE (2006246)  NOTE: THIS PART WILL NOT REPLACE PACCAR OEM # 2236409 (regardless of if your dealer says it is the same). If your sensor says 2236409 on the back this sensor will not work, due to a difference in electronics. This sensor is only for EPA10 applications, please see the 2236409 for EPA13+ applications. Legal for sale and use in all 50 states including California.