Negative Battery Terminal Connector | Exact Replacement for Ford BT4Z-14450-BA BT4Z14450BA | Fits F-150, Explorer, Edge, Fusion, MKX, MKZ, Nautilus & similar models

The EAPP Negative Battery Terminal Connector is an OE-grade replacement for Ford BT4Z-14450-BA, designed to restore a clean, secure, and corrosion-free ground connection to your vehicle’s electrical system. Manufactured in Mexico by a Tier-1 automotive supplier, this terminal matches factory specifications for fit, material quality, and durability. Built from C26000 copper alloy with protective tin plating, the terminal ensures excellent conductivity and long-term resistance to corrosion far superior to lower-grade aftermarket options. It is engineered for vehicles using 6mm ring-terminal ground cables and fits a wide range of Ford and Lincoln models including Edge, Explorer, F-150, Fusion, MKX, MKZ, Nautilus, and many more. It is also compatible with harness terminal part numbers such as FL1Z-14300-B. Installation is fast and straightforward. The terminal features a wedge-lock clamping mechanism that delivers a stable grip on the negative battery post, and the included M6 nut completes the setup. For users who need to reverse the clamp direction, the mechanism can be easily repositioned. Whether you're repairing a corroded terminal or upgrading for improved reliability, this replacement provides strong, consistent electrical performance and dependable ground continuity for your vehicle.

• Direct OE-Style Replacement for Ford BT4Z-14450-BA: Engineered as an exact NEGATIVE battery terminal replacement for Ford part number BT4Z-14450-BA, featuring the correct wedge-lock clamp mechanism to maintain a secure ground connection to your vehicle’s battery post.
• Wide Compatibility Across Ford & Lincoln Vehicles: Fits a broad range of models including Edge (’11–’24), Explorer (’11–’19), F-150 (’10–’17), Flex (’16–’19), Fusion (’15–’19), Taurus (’16–’19), MKT (’16–’19), MKX (’11–’18), MKZ (’15–’19), Nautilus (’19–’23) and others. Compatible with wiring harness terminals like FL1Z-14300-B and similar.
• High-Quality C26000 Copper Alloy with Tin Plating: Constructed from durable C26000 copper alloy and tin-plated to deliver strong conductivity, enhanced corrosion resistance, and long-term reliability superior to low-grade or stainless alternatives that reduce current flow.
• Designed for 6mm Ground Cable Connections (16mm Negative Post): Purpose-built for vehicles using 6mm ring-terminal ground cables. Ideal as a direct OE replacement or as a universal 16mm negative battery terminal when upgrading or repairing existing connections.
• Tier-1 Manufacturing Quality (Made in Mexico): Produced at a Tier-1 automotive supplier in Mexico to meet OE specifications. Delivers the same fit, function, and durability as the original part installed at the factory.
• Fast, Easy Installation in Under 10 Minutes: Includes the required M6 nut, making it simple to replace worn or corroded terminals. The wedge-lock clamp can be reversed if needed see instructional video for guidance. Perfect for restoring strong, consistent electrical grounding.