Towing Equipment› Trailer Wiring and Electronics
Hidden Hitch
AG EXTENSION HARNESS 10'3' LONG RI
SKU: H03O 54003-147
Beginner — under 30 min
Description
This harness features a 12V system compatibility and a 5-way flat connector. It measures 10'3" in length, providing ample reach for trailer connections. The product conforms to SAE, NMMA, and TMA standards for dependable service.
Fitment
Fitment Guaranteed
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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 | Hidden Hitch |
| Part Number | H03O 54003-147 |
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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