AMP Research PowerSteps Running Board Power-Deploying Aluminum Black Anodize - Crew/Double Cab SF52113 Allstar 3 Point Lap /

Allstar 3 Point Lap / Shoulder Retractable Belt

Dynamic flow and rock steady pressure make this regulator perfect for naturally aspirated or carbureted blow-through applications

3/5 standards

1991-1995 Buick Roadmaster

5/8-11 in Wheel Studs

AMP Research PowerSteps Running Board Power-Deploying Aluminum Black Anodize - Crew/Double Cab SF52113 Allstar 3 Point Lap /Getting into your truck shouldn't feel like climbing Mount Everest. That's why AMP Research invented the patented PowerStep, the automatic, electric powered running board that instantly extends when you open your door, and retracts out of sight when the doors close for improved ground clearance, aerodynamics and appearance. Its sleek design, all weather performance and legendary reliability set the industry standard. Vehicle Applications: 2008 2017