Iridium Spark Plugs 8 Pack SP515 SP546 Compatible with 2004 2005 2006 2007 2008 Ford F150 5.4 Expedition Explorer Mustang F250 F350 F450 & Lincoln Mark LT Navigator & Mercury Mountaineer V8 4.6L 5.4L

Features

• [Reference Number]: SP515, SP-515, SP546, SP-546, SP507, PZH14F, PZT2F, SP546X, 132929499451, F1000399477MTR
• [Vehicle Fitment]: This automotive replacement spark plugs for 2004 2005 2006 2007 2008 Ford F-150 V8 5.4L, 2005 2006 2007 2008 Ford Expedition F250 F350 Super Duty V8 5.4, 2005 2006 2007 2008 Ford Mustang Explorer/Explorer Sport Trac V8 4.6L | Spark plugs for 2005 2006 2007 2008 Lincoln Navigator Mark LT V8 5.4 | 2006-2008 Mercury Mountaineer V8 4.6L. Note: Purchasing 10 spark plugs is also compatible with 2005-2008 Ford F-250 F-350 F450 F-550 Super Duty F53 V10 6.8L
• [Strict Quality Control]: Our car spark plugs undergo rigorous quality testing to address a range of common ignition system issues, including backfiring, misfiring, stalling, car shaking, engine jerking, poor idling and poor fuel economy etc. By ensuring the stability and reliability of the spark plug coil's high voltage output, our spark plugs provide improved performance throughout your engine's speed range
• [Package Included]: Set of 8 Iridium Spark Plugs. To give you peace of mind, We offer 12-month worry-free-warranty, If you encounter any issues with the spark plug you purchased from A-NAFTULY store,our dedicated customer support team is ready to assist you