DG511 Coil & SP546 Iridium Plugs

Updated September 12, 2026

This auction ended on September 15, 2026. See upcoming auctions from Spendwise Liquidations.

Lot number	281
Auction	Winston Salem Auction Ends 9/15
Date	September 15, 2026 at 3:30 PM PDT
Auction house	Spendwise Liquidations
Location	Sacramento, California

Condition: Excellent Damaged?: No In Packaging?: Yes Assembly Required?: No Star Rating: 0.0 Missing Parts?: No Functional?: Unable to Test Brand: X4XZ Model: UF537 3L3U12A366BB Title: DG511 Coil & SP546 Iridium Plugs Compatible with: For 2005-2008 Ford Expedition 5.4L V8 2005-2007 before 12/2007 Ford F-150 5.4L V8 2005-2008 Ford F-250 Super Duty 5.4L V8 2005-2008 Ford F-350 Super Duty 5.4L V8. For 2006-2008 Lincoln Mark LT 5.4L V8 2005-2008 Lincoln Navigator 5.4L V8. Excellent Function: A faulty ignition coil & spark plug may result in engine misfire, rough engine idle, decrease in power, poor fuel economy etc. Every component either matches or improves on the OE design to ensure fast and easy installation with superior performance and reliability, to provide superior cold-start performance and a smoother running engine. Enhanced Ignition Performance: Featuring iridium-enhanced electrodes, SP546 spark plugs generate a consistent and powerful spark for reliable combustion, supports smoother engine operation, improved throttle response, and optimized fuel utilization. OE# DG511 + SP546. Replace# DG511, UF537, DG-511, FD508, 3L3Z12029BA, 3L3Z-12029-BA, 3L3U12A366BB, 9W7Z9F593A; SP546, SP-546, 3L3E12405KD, 7C3E12405AB. Package included: Ignition Coil Packs x8, Iridium Spark Plug x8. Not included instruction manual, easy to install.

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