Towing Equipment› Trailer Wiring and Electronics

Hidden Hitch

TRANSMISSION OIL COOLER N

$24.89

SKU: H03O 41405

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Easy — 1–2 hours

Description

The Hopkins 41405 is a vehicle wiring harness designed for custom-fit trailer connections. It features a Plug-In Simple system that utilizes exact OEM matching connectors for a weather-tight seal, eliminating the need to splice into your vehicle's factory wiring.

This harness provides a 4-flat connector and includes corrosion-resistant terminals, a dust cover, and a grease packet to prevent corrosion. The estimated installation time is 1 hour.

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

BrandHidden Hitch
Part NumberH03O 41405

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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