That is a good deal for the Nicson intake. I'v never had a Nicson for a GMC. Like Drew said on the oil tube. It doesnt take a lot of oil to lube the gears and you don't want all of your oil to go there. I'm getting ready to rebuild a pair of Zeniths for my 4 cylinder.

"I wonder if God created man because he was disappointed in the monkey?" Mark Twain