[BobVila]

For the 1st gen home made cold air intake what size tapered conical filter should I use assuming I am going to stick with the stock intake tube and got with k&n?


-BobVila

 

[ViatiminJ]

for the 3.3L the inside diameter of the stock intake tube is.....3.150 inches. I just measured mine since I have the whole thing in my dorm room. so use whichever cone has that outside diameter (or close to it)