Beck Arnley 178-8557 Direct Ignition Coil

Direct Ignition Coil for Infiniti and Nissan

Beck Arnley 178-8557 is a direct ignition coil for select Infiniti and Nissan V8 applications. It is built to meet foreign nameplate OE specifications for form, fit, and function, helping you replace a failing coil with confidence.

Compatible with 2014-2024 INFINITI QX80, front four cylinders; 2017-2024 Nissan Armada, front four cylinders; and 2011-2013 INFINITI QX56, front four cylinders.

Key Features

• Direct ignition coil for OE-style replacement
• Built to foreign nameplate OE specifications for fit and function
• Supports accurate ignition performance in the front four-cylinder bank applications listed
• Beck Arnley 178-8557 for select Infiniti QX80, Nissan Armada, and Infiniti QX56 models

Detailed Description

Beck Arnley 178-8557 is engineered for drivers servicing ignition systems on the Infiniti QX80, Nissan Armada, and Infiniti QX56. Beck Arnley works with global sourcing partners to supply parts that align with the original equipment requirements of foreign nameplate vehicles, making this coil a practical choice when replacing a worn or failed ignition coil on the front four cylinders.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Common Issues It Can Address

• Engine misfire under load
• Rough idle after startup
• Hard starting caused by weak ignition output
• Check engine light related to ignition coil failure
• Loss of power or hesitation during acceleration

Installation Notes and Tips

Verify the vehicle year, make, model, and cylinder-bank location before installation. Inspect spark plugs, coil connectors, and wiring for wear or corrosion while servicing the ignition system. For best results, confirm the part number 178-8557 against the original coil and the vehicle’s service information before replacement.

Quality Assurance

Beck Arnley parts are sourced to meet OE specifications for foreign nameplate vehicles, with attention to form, fit, and function. Part number 178-8557 is intended for direct replacement use on the listed Infiniti and Nissan applications.