Look in the for sale sections or click these links. http://www.aus300zx.com/forum/showthread.php?t=310076 Injector conectors - get the 10 and do all the plugs as the price is great http://www.aus300zx.com/forum/showthread.php?t=313932 Coil Connectors http://www.aus300zx.com/forum/showthread.php?t=316806 Series 2 P.T.U ( you wrote E.C.U but i'm guessing you meant P.T.U Cheers Dave