New GM shift cable.  This is 1 section of a factory 2-pc cable.  One end of this section attaches to the transmission and the other end attaches to the cable on the column size side.  This ONLY FITS 6-SPEED ALLISON TRANSMISSIONS!  This is only the lower section as shown.  If both pieces of your cables are damaged, both will need to be replaced.  These lower cables are transmission specific, make sure you are ordering the correct cable for the correct transmission or it will not fit properly.  Please enter complete vehicle make and model when ordering to avoid order cancellations.  Fits the following:

08-13 Sierra/Silverado w/ 6-spd Allison transmission (Duramax Diesel)