Fuel Rail, GM LS9/LSA can be purchased separately HERE.
20-0545 Fuel Rail Plumbing Kit, GM LS9/LSA
This kit includes all the necessary plumbing hardware to permit a plug and play affair with the 20-0362 fuel rails. An SAE quick connect adapts the OEM feed line into two 6AN PushLok fuel lines which supply each fuel rail. Furthermore, 8AN ORB plugs are included for all unused ports. Nothing else is required.