Radium Aftermarket Configuration Fuel Rail KitThis high volume fuel rail works on all 2ZZ GE engines. Both ends of the rail are tapped to 8AN ORB female threads. These ports use positive o ring seals instead of tapered pipe threads which commonly damage aluminum threads and lead to fuel leaks. The center port accommodates the 2ZZ GE fuel pulse damper (not included) from the OEM fuel rail. This helps alleviate all high frequency pressure fluctuations. The fuel rail was designed to clear the