hi everybody after putting it off for a while im finally going to get an intake in my 300zx turbo. i want a premade one. i dont trust my self enough to make one lol. any brands that make one for the 300zx. and how do you install it. oh ya and would it make a huge diference if i didnt get the intake and just switched to a k&n filter ? sorry for all the questions at once but i want to get this thing done soon.