Set of 8 ISA Ignition Coils & 8 NGK Spark Plugs for 2000-2006 Lincoln LS Jaguar S-Type Ford Thunderbolt Replacement for FD506

ISA Ignition Coils are designed with superior quality materials using only the highest grade material such as durable copper wire with OE manufacturer durability. ISA Ignition Coils are durable and reliable under extreme conditions and heavy load while providing quality electrical output, anti-corrosion, and abrasion tested resistance. Tested in real situations to perform with reliability and peace of mind. ISA's engineers have developed new technology to reduce common ignition issues such as: no start/hard start, crack failure, misfires, low power, inconsistent transmission shifts, spark plug fouling, premature catalytic converter failure, and other issues like poor fuel economy. ISA Ignition Coils are made to operate reliably under all conditions and throughout the entire engine speed range for peak engine performance. Compatible with: 2002-2005 Ford Thunderbird 3.9L 2000-2002 Jaguar S-Type 4.0L 2003 Jaguar S-Type 4.2L 2000-2006 Lincoln LS 3.9L Part number: ‎‎‎‎‎C1234 / FD506 / P74757M / 67381 / 2W4Z-12029-BD, 1W4Z-12029-BA, 2W4Z-12029-BA, 2W4Z-12029-BC, 2W4Z-12029-BD, XW4U-12A366-BB, XW4Z-12029-BA, AJ8 1373, FD506, GN10227, 673-6004, DG529, 48652 Shipping/Return/Warranty Free 2-day shipping (for most items) Free 30-day return (from date of delivery) 1 year warranty