Re: Mustang 3.9 cold Air Intake??
In other words, just get one for the 3.8 because the 3.8 is the same thing as the 3.9.
And, the ebay CAI kit is pefectly fine from what gets posted on here over and over again. Kind of dumb to spend 200+ on a K&N or something as the gains aren't worth it.
"When I know more, I'll be forthcoming. Or I won't be forthcoming, and I'll be honestly deceptive." - Les Miles