Automotive Parts › Fan › Horn

This heavy duty relay takes the heavy-amp load off the switch thus preventing ... This heavy duty relay takes the heavy-amp load off the switch thus preventing an overheated circuit and a possible wiring harness fire. Works well with electric fans and horn circuits too. 40 amp relay. The wiring for the relay is as follows: Short Red... more

1500. 3.0L diesel. 1500. 3.0L diesel. more