4 0 Cummins QSF 3.8 $35 USD (SURPLUS NEW ) OEM Cummins ISF/QSF Diesel Engine Fuel Supply Tube, for sale!!! Part #: 5338659; Stock #:H1047 For more information about this listing, shipping, technical questions email us... Quantity2ConditionNewPart Number5338659Stock NumberH1047 MLS Number13466114CategoryFuel Injection Parts Last Updated3/28/2025 LocationHialeah, FL, US Sold ByJJ Rebuilders Inc. (844) 385-___ SHOWNUMBERCall Seller Email Seller Save More Info