Radium Engineering FPD-R Direct Mount 3/8 NPT Fuel Pulse Damper Kit test All Subaru XR turbos are

All Subaru XR turbos are shipped with an oil return flange and a set of -4 water fittings to create custom water feed/return lines

it will also improve the strength of your bottom end

Tracked equipped with the Hawk Blues will see consistent

Red Line CV-2 will darken after high-temperature use

Reduces brake fade during spirited driving

Radium Engineering FPD-R Direct Mount 3/8 NPT Fuel Pulse Damper Kit test All Subaru XR turbos arePart #: 20 0178 The opening and closing of fuel injectors creates pressure pulses in the fuel rail which can lead to unstable fuel pressure. In order to achieve a safe and consistent rail pressure, a fuel pulse damper (FPD) is often necessary. The FPD's internal diaphragm will absorb oscillating pulses and stabilize fuel pressure. This correction can be measured throughout the RPM range and can often help idle surge, especially with high flow