Exterior Components› Body Panels and Components
Turbo XS
Turbo XS 15-21 Subaru WRX STI Hella Horn Wiring Harness
SKU: T00I WS15-HHWH
Moderate — 2–4 hours
Description
This harness comes with all the necessary connectors and wires, allowing for a simple plug-and-go setup. It is compatible with a variety of Hella horns, offering flexibility for customization. The benefits include saving time and money on installation and ensuring your horns are fitted correctly.
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
| Brand | Turbo XS |
| Part Number | T00I WS15-HHWH |
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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