Ignitions and Electrical› Wiring Harnesses

American International Install

MAZDA PLUG

$24.99

SKU: A0CS MWH858

In Stock
In Stock
Ships by Jun 14
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Beginner — under 30 min

Description

The American International MWH858 Wiring Harness is a radio replacement wiring harness designed for Mazda vehicles manufactured between 1990 and 2016. This harness easily connects to an aftermarket radio and plugs directly into the vehicle's factory harness. It is made in the USA and ensures a straightforward installation process without the need to cut the original radio plug.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandAmerican International Install
Part NumberA0CS MWH858

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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