ZZ-0023 EBP, Exhaust Back Pressure Sensor Install Kit.
For 1997.5 Late Ford 7.3L Powerstroke
The 2007 EBP tube is a split year, this part fits after engine serial# 544521, AFTER 5/12/97.If your truck is below engine serial# 544521, BEFORE 5/12/97, order part number ZZ-0022.