Trailering - Trailer Plug Testers

4 Way Flat Tester
Your Price:
$6.19

4 Way Flat Tester

462-177-V5411

Tester plugs into connector of tow vehicle and illuminates when the electrical connections are correct. Tests to SAE standards on flat 4-way functions for tail light, stop/turn lights, and ground.

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Sold: Each


Trailer Connection Tester
Your Price:
$13.89

Trailer Connection Tester

462-274-5098005

For all 4 pole flat boat trailer plugs. Tests tail, stop/turn and ground connection.

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Sold: Each