Here is the Innovate patent on their tailpipe clamp and bung extender designs and the theory behind them. Interesting reading if you are into that stuff, and if you are reading this thread I am guessing you are.
1969 Plymouth Satellite Wagon with a 440 & TF7271929 Ford Roadster with a 2JZ and a T400, GT47, 1,100WHP, 240+ MPH
1930 Ford Roadster with a 42 Merc Flathead with triple Holley 94's. Major work in progress
I work for AEM but am not here schilling for them. Nothing I say is official.