American International MWH858 Wiring Harness for 2001 - 2016 Mazda

The American International MWH858 Radio Wiring Harness is a plug‑and‑play aftermarket stereo adapter engineered for use with select 2001‑2013 Mazda vehicles. This harness simplifies the installation of an aftermarket head unit by connecting directly to the factory radio wiring harness and your new stereo’s harness without the need for cutting or splicing wires, protecting the vehicle’s original wiring integrity.

Featuring color‑coded wires that follow industry standards, the MWH858 makes matching power, ground, and speaker circuits fast and intuitive for both DIY enthusiasts and professional installers. It’s compatible with a wide array of Mazda models — including Mazda3, Mazda5, Mazda6, MX‑5 Miata, CX‑7, CX‑9, Tribute and more produced between 2001 and around 2013 — ensuring broad fitment across popular Mazda vehicles.