The NAPS-Z engine is a very powerful motor. There is not much smog hoses. There are meany High perfrmance parts but no web sites....You cant learn how to me a mechanic online
If you pull that stuff you will be losing HP not gaing it.K&N air filter at max will give you 1-2 hp. You could fun stright pipes to the back. It would make your truck sound like an lawn mower(very un desired)
You probablly need to do an in-truck rebild. You;ve got a himi head so you could make one hell of a stroker my .02