NissanPartsDeal.com offers the wholesale prices for genuine 1991 Nissan Pathfinder parts. Parts like Fuel Piping are shipped directly from authorized Nissan dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 4 Cyl 2.4L, 6 Cyl 3.0L. Grade/Trim: DX, SE, ST, XE.