HIGH PRES SHOCK GM ARP Pro Series Rocker Arm Studs Smooth inner surface minimizes airflow

Smooth inner surface minimizes airflow disruption

Order the aFe Street Series and start cooling your diff today

Each Sierra Marine alternator features sealed bearings

Not recommended for daily-driven vehicles due to interior resonance levels at highway speeds

HIGH PRES SHOCK GM ARP Pro Series Rocker Arm Studs Smooth inner surface minimizes airflowThis high pressure monotube shock for GM vehicles delivers the fade resistant damping needed for trucks and SUVs that tow, haul, or work off road. The high nitrogen gas charge pressurizes the oil to prevent aeration, ensuring consistent damping even during extended heavy load operation. No fade, no mush, no compromise. Large bore monotube construction with a floating piston separator. The gas charge actively extends the shock to maintain tire contact