Fuel Pressure Damper - 928 | 1983-1986 644-501-033-00 it improves airflow and aerodynamics

it improves airflow and aerodynamics for a smoother ride

Working Pressure: 40-60 psi

The sleeve is adorned with distinctive 23 decorative stitching

improving engine performance and power output

although professional assistance may be recommended

Fuel Pressure Damper - 928 | 1983-1986 644-501-033-00 it improves airflow and aerodynamicsFuel Pressure Damper For Porsche 928S (1983 1986) Models. The Fuel Pressure Damper for Porsche 928S is a diaphragm style pulsation damper designed for M28 engine variants (19 20 21 22 43 44 45 46). Installed at the front of the engine compartment, it connects the flow line at the lower fitting while the two horizontal ports attach to the injection rails. This damper helps maintain consistent fuel pressure, ensuring smooth engine performance and