If you've already got the 440-2, everything I've read mentions after porting that is a great intake, and better than the discontinued 440-3 with the dominator pattern. The 440-2 with a 4150-4500 spacer is arguably as good as the 440-3x.


'18 Ford Raptor, random motorcycles, 1968 Plymouth Fury III - 11.37 @ 118