Just testing the waters, Im not going as fast as possibe with boost, wtt for twins, single, centri, or twin screw, this is for guys that have a boosted setup and cant push it any harder due to not having a built engine, for a stock engine nitrous is a great way to get that e/t you want without pushing the boost that will hurt, i have a nos direct port installed on stock intake manifold, this is the manifold off of strictly performances (texas)shop car that was in the baddest coyotes article in 2010, pm for pics or further details, kit is good for 9s on stock bottom end, i just dont want to spray the shot it takes to get me the et desired