This Tune Up Kit for. The tune up kit includes the following parts. 8- Heavy Duty ignition coil DG521 // FD509. 8- Genuine Motorcraft spark plug SP509. 1- Genuine Motorcraft engine air filter FA1780. 1- Genuine Motorcraft fuel filter FG1083. 1- Genuine Motorcraft PCV Hose KCV234. 1- Genuine Motorcraft engine oil filter FL820S. Please do not hesitate to visit our store. The item "Tune Up Kit 2008-2010 Ford Explorer Sport Trac 4.6L Ignition Coil DG521 SP509" is in sale since Thursday, July 19, 2018. This item is in the category "eBay Motors\Parts & Accessories\Car & Truck ...