Ford & Lincoln Motorcraft Ignition Coils DG-543 4L7Z12029AB 4L7Z-12029-AB (Set of 8)

The Ford DG543 (Motorcraft DG-543) is a genuine OEM direct ignition coil (coil-on-plug design) engineered by Motorcraft — the official parts division of Ford Motor Company — for reliable, factory-level performance in a wide range of high-output Ford, Lincoln, and Mercury V8 engines. This premium ignition coil delivers precise spark timing, strong energy output, and excellent RFI suppression to minimize electronic interference, helping maximize engine efficiency, throttle response, power delivery, and emissions compliance. Built to meet or exceed original equipment specifications, it’s a trusted choice for both stock replacements and performance builds where durability under demanding conditions is essential. Key specifications include: Type: Coil-on-Plug (COP) ignition coil Voltage: 12VDC system compatible Terminal Type: Blade connectors Connector Gender: Female (coil side) Design: Engineered for 4-valve DOHC V8 configurations Warranty: Typically backed by Motorcraft’s manufacturer warranty (check retailer for details, often 1-2 years) Primary applications (commonly requires 8 coils for V8 engines): Ford Mustang (1999-2004 SVT Cobra, Mach 1; 2007-2014 Shelby GT500) Ford Mustang GT (select 4.6L 4V models) Lincoln Navigator (1999-2004, 5.4L) Lincoln Aviator (2003-2005, 4.6L) Lincoln Mark VIII (1997-1998) Lincoln Continental (1998-2002) Mercury Marauder (2003-2004, 4.6L) Other select Ford/Lincoln models with 4.6L DOHC, 5.4L, or 5.8L supercharged V8 engines (e.g., 2005-2006 Ford GT, certain Expeditions/Blackwood variants)