Oem fuel line for 94-97 Cummins. Also for conversion of 89-93 trucks with DCEC 30mm pump and HVLP spring set up. Includes crush washers. Beware of fake DCEC pumps on eBay most of them are fakes unfortunately. The product is a genuine DCEC fuel line and crush washers designed for 30mm pump conversion in first or second generation Cummins.