Skunk2 K-Series Ultra Fuel Rails (K-Ultra Race Primary/Secondary/K Ultra Street/S2000 Ultra Race) turn14-atp It has a polyster silicone

It has a polyster silicone 3-layer structure that does not harden even under severe temperature changes

which leads to inferior lubrication and premature engine wear

after investigating the OE piping

A full 3” diameter configuration rounds out the feature set

2015 Subaru WRX Base 2

Skunk2 K-Series Ultra Fuel Rails (K-Ultra Race Primary/Secondary/K Ultra Street/S2000 Ultra Race) turn14-atp It has a polyster siliconeManufacturer Part # : 350 05 7000 Market Description We've streamlined the process and revised the design of the K Series Ultra Fuel (350 05 7000) to replace the Ultra Fuel Rails listed below. The Skunk2 Racing K Fuel Rail is the perfect compliment to the Ultra Street Manifold and especially the Ultra Race Intake Manifold with its dual injector positions. This K Series Fuel Rail is used for both the primary injector position and the secondary injector