Radium Fuel Injector Pulsation Damper for OEM Rail - 2015-2021 Subaru STI

Spectral Performance now carries a great selection of high-performance fueling upgrades and accessories brought to you by Radium Engineering.

Here, you are looking at the OEM Style Fuel Pulse Damper.

The opening and closing of the injectors creates pulses in the fuel rail, which can lead to unstable fuel pressure. This damper should be used (especially with high-flow injectors) in order to achieve a safe and consistent rail pressure.

DETAILS:

• Features a 3/8" NPT male thread with impregnated pipe thread paste
• Cracking pressure: 32.2 psi
• Diaphragm travel: 3.1mm (0.12")
• Diaphragm OD: 35mm (1.38")
• Total spring travel: 11.5mm (0.453")
• Overall height: 44.7mm (1.76")
• Wrench hex size: 22mm