High Pressure Oil Pump HPOP Lines Hoses For 99-03 Ford 7.3L Powerstroke Diesel. 1 X HPOP LH oil hose with Heatshield. 1 X HPOP RH oil hose with Heatshield. 1999 -- 2003 Ford Powerstroke 7.3L. You will usually notice smoother idle, especially in cold weather.
