You need the flange which is 40 bucks if your running the stock or an aftermarket top mount intercooler. If you have a front mount intercooler you need to buy a weld on flange check ebay.
I smoked on 5w30 and then I switched to 5w-40 and the smoking stopped...
Straight pipe with the resonator no mufflers to anwser your question.
A few people are interested in it but are still gathering up the money, so its still up for grabs.