Radium Engineering 8ANORB to 1/8NPT Female Adapter Fitting Green Anodized WRX_2015-2021 Fuel pressure is dialed in

Fuel pressure is dialed in using the preload set screw on top

Forged from aerospace alloy and heat-treated prior to thread rolling and machining

They include braided stainless steel hose lines

By replacing them with these harder units you are able to get rid of the unwanted slop and flexing of the stock units which allows for the power to go into rotating the tires

which then leads to inertia ring slippage

Radium Engineering 8ANORB to 1/8NPT Female Adapter Fitting Green Anodized WRX_2015-2021 Fuel pressure is dialed inPart #: 14 0119 These adapter fittings are designed to be used in many Radium products including fuel rails, surge tanks, fuel pressure regulators, etc. However, they can be used in any application using a 8AN ORB (3 4" 16) O ring port. This item is non application specific. Please verify compatibility before purchase. May require some modification for proper installation.