New to Powersport Superstore? Try our Year-Make-Model search and find the right parts for your ride by clicking "My Garage" on the upper-right! ➡

Electrical - Trailer Wire Harnesses

33 products
Powersport Superstore is your go-to source for Electrical - Trailer Wire Harnesses and related parts. Shop our unbeatable selection of Trailer Wire Harnesses with top-tier service, fast shipping, and great prices.
Brand Show all Brand
Vehicle Type Show all Vehicle Type
Price
  • -
Show all Price
Vehicle Fitment Combos Show all Vehicle Fitment Combos
Rivco Products HD007-13 Plug-In Trailer Wire Harness
$50.63
$50.63
Install without cutting, splicing or soldering. Simply unplug the taillight from the main wire harness under the seat, plug in the supplied mating male and female connectors supplied with. 30in. of...
Optronics Inc A25WH 25ft. Wishbone 4-Way Trailer Wiring Harness
$28.11
$28.11
Split wishbone four-conductor harness.
Namz NTIC-02 Trailer Isolator - 5-to-4 Module with 8-Position Molex
$109.21
$109.21
When its time to hit the open road and you need more space than the saddlebags and tour pack can offer, you may want to purchase a trailer. Heck, you can put a sleeping bag along with a whole lot m...
Namz NTI-08 Trailer Isolator - 6-Position Molex
$109.21
$109.21
When its time to hit the open road and you need more space than the saddlebags and tour pack can offer, you may want to purchase a trailer. Heck, you can put a sleeping bag along with a whole lot m...
Namz NTI-08-FW Trailer Isolator - 8-Position Gray Molex
$113.07
$113.07
When its time to hit the open road and you need more space than the saddlebags and tour pack can offer, you may want to purchase a trailer. Heck, you can put a sleeping bag along with a whole lot m...
Namz NTI-03 Trailer Isolator - 6-Position Molex
$109.21
$109.21
When its time to hit the open road and you need more space than the saddlebags and tour pack can offer, you may want to purchase a trailer. Heck, you can put a sleeping bag along with a whole lot m...
Namz NTIC-07 Trailer Isolator - 5-to-4 Module with 6-Position Molex
$109.21
$109.21
When its time to hit the open road and you need more space than the saddlebags and tour pack can offer, you may want to purchase a trailer. Heck, you can put a sleeping bag along with a whole lot m...
Namz NTI-02 Trailer Isolator - 8-Position Molex
$113.07
$113.07
When its time to hit the open road and you need more space than the saddlebags and tour pack can offer, you may want to purchase a trailer. Heck, you can put a sleeping bag along with a whole lot m...
Namz NTIC-03 Trailer Isolator - 5-to-4 Module with 6-Position Molex
$109.21
$109.21
When its time to hit the open road and you need more space than the saddlebags and tour pack can offer, you may want to purchase a trailer. Heck, you can put a sleeping bag along with a whole lot m...
Namz NTI-07 Trailer Isolator - 6-Position Molex
$109.21
$109.21
When its time to hit the open road and you need more space than the saddlebags and tour pack can offer, you may want to purchase a trailer. Heck, you can put a sleeping bag along with a whole lot m...
Namz NTI-04 Universal Trailer Isolator - 5-Wire Kit
$109.21
$109.21
Our trailer isolators are sold in (2) styles, 5-wire trailer output with left, right, brake, turn & ground wires and a 4-wire output with a molded flat 4-pin connector, left/brake, right/brake,...
Namz NTIC-01 Trailer Isolator - 5-to-4 Module with 8-Position Multilock
$125.95
$125.95
When its time to hit the open road and you need more space than the saddlebags and tour pack can offer, you may want to purchase a trailer. Heck, you can put a sleeping bag along with a whole lot m...
Namz N-IPYH-E Indian Y-Power Adaptor Harness
$29.75
$29.75
Plug-n-play installation. Made in the U.S.A..Vehicle Fitment:2014-2017 Indian Chief Classic 2016-2017 Indian Chief Dark Horse 2014-2017 Indian Chief Vintage 2014-2017 Indian Chieftain 2017 Indian C...
Namz NTI-4-5-TRI Trailer Isolator - 8-Piston Molex
$125.95
$125.95
When its time to hit the open road and you need more space than the saddlebags and tour pack can offer, you may want to purchase a trailer. Heck, you can put a sleeping bag along with a whole lot m...
Namz NTIC-09 Trailer Combo Isolator
$125.95
$125.95
The NAMZ Trailer Isolator takes power directly from the battery and grabs the signal from from your brakes, running light and both turn signals. This process sends those signals through a bank of 4...
Secure, Trusted, and Encrypted

Protected by industry-leading 256-bit SSL encryption and backed by Shopify’s PCI DSS–compliant infrastructure. Every page, click, and transaction is encrypted and monitored for threats — so you can shop with confidence knowing your data stays protected.

Parts for Every Machine

We stock aftermarket parts, gear and accessories for motorcycles, ATVs, UTVs, snowmobiles, personal watercraft, and even performance cars — all backed by expert support and live inventory.

Real-Time Fitment Accuracy

Search by Year, Make, and Model with confidence. Our proprietary vehicle fitment system ensures you’re only shown what fits — no guesswork, no returns — just parts that fit.

Fast, Trackable Shipping

We ship from over 20 U.S. warehouses — often same or next business day. Every order includes tracking and transparent fulfillment updates from start to finish, all processed through a secure, encrypted checkout.

Quick Links

Ride With Us. Stay Connected.

Follow us for real-time fitment updates, gear drops, and pro tips from the garage. No spam, just parts, tech, and news for riders like you.

Your Garage

Add a Vehicle