Piggy Back Adapter H4

The nitty
gritty.

Eliminate the need to splice and or solder your vehicles factory wiring with our piggy back adaptor.  

Please note that this listing is for the piggy back adapter only. Wiring Harness Sold separately. 

Note: All STEDI™ piggybacks are only designed to work with our smart harnesses. Unfortunately, we are unable to guarantee fitment on 3rd party harnesses.