4-Flat Trailer Wiring Tester (Vehicle Side) 4TEST / F4CT *** FREE SHIPPING ***
$7.95
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Part # 4TEST / F4CT 4-Way Flat Vehicle Side Tester for Trailer Wiring ï » ¿________________________________ Used for testing the trailer plug on a vehicle. LED lights display stop, turn, and taillight function. Use as a dust cap to continuously monitor function and keep connections clean. *Be sure to use dielectric grease*
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