It takes almost no time, you need the most basic of tools, and its free. why wouldn't you do it? Im gonna be watching my scangauge over the next couple days to see what the intake temps are like. Some guys on an LS1 forum said that they consistently get a 1-3 HP increase. Granted their engines have roughly 4 times the power that ours do, but still. Not saying we'll see anything noticeable, but its there
If you wanna squeeze every bit of power you can out of the engine, this might be helpful.
I was also thinking about getting some red silicon hoses to replace the ugly black ones with