NissanPartsDeal.com offers the wholesale prices for genuine 2006 Nissan Titan parts. Parts like Key Set & Blank Key are shipped directly from authorized Nissan dealers and backed by the manufacturer's warranty. Parts fit for the following vehicle options. Engine: 8 Cyl 5.6L. Grade/Trim: LE, Off-Road, PRO-4X, S, SE, SL, SV, XE.