One port, two leads
The harness gives the OBD-II port two leads, so a plug-and-play PowerStep and another device can be connected at once.
AMP Research PowerStep Pass-Through Harness
From $119.99
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One port, two leads
The harness gives the OBD-II port two leads, so a plug-and-play PowerStep and another device can be connected at once.
A plug-in addition
It plugs into the vehicle's OBD-II port, and each lead has mounting holes for tidy routing.
Frequently Asked Questions
Straight answers on specs, fit and support
What does it do?
It gives a second OBD-II lead, so the PowerStep and another device can be plugged in at once.
Which kits does it work with?
Each harness is listed against specific vehicles. Match your vehicle and PowerStep kit to the listing before ordering.
Will it fit my Jeep?
One owner found it did not fit a Jeep Gladiator. Only order it for the vehicles listed.
Is installation hard?
No. It plugs into the OBD-II port behind the dash.
Does it affect the steps?
It passes the connection through, so the steps keep working while another device is plugged in.
What warranty does it have?
A 5-year limited warranty from AMP Research.