AMP Research 75155-01A PowerStep Electric Running Boards for 2010-2017 Toyota 4Runner Extang heavy-duty track bar

heavy-duty track bar

The lower control arms of your JK suspension are upgraded with our Super-Flex front control arms while the stock upper control arms are retained

as well as greatly increasaed suspension flexibility

Helps reduce driveline angle and vibration

You must purchase Spring Bushing Kits separately for a Single Leaf Spring RUB-RE1493 and for 4 Leaf Springs RUB-RE1492

AMP Research 75155-01A PowerStep Electric Running Boards for 2010-2017 Toyota 4Runner Extang heavy-duty track barGetting into your truck shouldn't feel like climbing Mount Everest. That's why AMP Research invested in POWERSTEP, the automatic, electric powered running board that instantly extends when you open your door, and then hides itself safely out of sight when the doors close for improved ground clearance, aerodynamics and appearance. Its handsome design, all weather performance and legendary reliability set the industry standard. Vehicle Applications: