Metra 72-7400 Speaker Wiring Harness Pair for Nissan INFINITI

Metra 72-7400 is a speaker wiring harness pair for select Nissan, INFINITI, and Mercury speaker locations. It plugs into compatible factory speaker wiring so aftermarket speakers can be installed without cutting, splicing, or soldering the vehicle’s original speaker harness.

Key Features

• Speaker wiring harness pair for select Nissan, INFINITI, and Mercury speaker locations
• Plug-and-play connection to compatible factory speaker plugs
• Helps preserve factory wiring for a cleaner, reversible installation
• Provides audio signal connection to the aftermarket speaker
• Designed for faster aftermarket speaker installation
• Includes two speaker harnesses for a pair of speaker locations

System / Wiring Notes

• Designed to connect aftermarket speakers to compatible factory speaker plugs
• Plug-and-play harness design helps avoid cutting, splicing, or soldering factory speaker wiring
• Speaker location and connector style can vary by vehicle trim and factory audio system

Vehicle Compatibility

This compatibility table summarizes the current manufacturer application list for readability. Verify exact year, trim, speaker location, and factory audio system in the Metra Vehicle Fit Guide before purchase.

Installation Notes

• Confirm exact vehicle fitment, speaker location, and factory connector style before installation
• Additional speaker adapters, mounting hardware, wiring, or sound treatment may be required depending on the vehicle and speaker being installed
• Professional installation is recommended for best results

What’s in the Box

• Metra 72-7400 speaker wiring harness pair

Technical Specifications

• Brand: Metra
• Model: 72-7400
• Product Type: Speaker wiring harness
• Application: select Nissan, INFINITI, and Mercury speaker locations
• Compatibility Type: Vehicle-specific

Identifiers & Packaging

• MPN: 72-7400
• UPC: 86429017096
• Sold As: Pair
• Included Components: Two speaker wiring harnesses

Why Buy From MCOR Automotive

• Authorized retailer for the brands we sell
• Specialists in vehicle audio integration, radio replacement parts, and installation accessories
• 22+ years of professional automotive electronics experience
• Expert support for compatibility verification and proper setup