Manufacturer Part Number:4326872, 5WK96749, 2872942, 2872942NX, 4326872RX Part number:4326872, 5WK96749, 2872942, P4326869, SNS149B, 2872942NX, 4326872-RX, 4326872RX, 5WK9 6749B, 5WK96749B, 5WK9 6749A, 5WK96749A, BA036749B, A045S159, 904-6015, 2900-013, A2C95992000-01 Fitment: 2013-17 for Cascadia L6 11.9L ISX 4 Pin Connector Square Plug Tailpipe Mounted NOx Senson 2013-17 for XC Modular Rail L6 15.0L ISX 4 Pin Connector Square Plug Tailpipe Mounted NOx Sensor 2013-17 for 9900 Series L6 15.0L ISX 4 Pin Connector Square Plug Tailpipe Mounted NOx Sensor 2019 for HX520 L6 15.0L ISX 4 Pin Connector Square Plug Tailpipe Mounted NOx Sensor 2013-17 for T660 L6 15.0L ISX 4 Pin Connector Square Plug Tailpipe Mounted NOx Sensor 2015-19 for T880 L6 15.0L ISX 4 Pin Connector Square Plug Tailpipe Mounted NOx Sensor 2013-19 for Peterbilt 367 L6 15.0L ISX 4 Pin Connector Square Plug Tailpipe Mounted NOx Sensor 2014-19 for Peterbilt 567 L6 15.0L ISX 4 PinConnector Square Plug Tailpipe Mounted NOx Sensor 2013-19 for Peterbilt 579 L6 15.0L ISX 4 Pin Connector Square Plug Tailpipe Mounted NOx Sensor 2013-18 for Peterbilt 587 L6 15.0L ISX 4 Pin Connector Colour:Silver & Black Material:Metal+ABS Package Contents: 1 x Nox Sensor Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.