Not sure which 1991 Ford F-250 Cold Air Intakes are right for you? We have over 18563 customer reviews, with an average rating of 4.5, to help you find exactly what you're looking for. Here's what some of our customers have said:
"The truck has more horsepower and sound mean!! I'm not sure if the gas milage will get any better. To early to tell. I highly recomend the kit. It is worth the money. This is the first k&n air intake I purchased and will get another one for my next vehicle." —Robert S from Dalmatia, PA bought a K&N 57 Series FIPK Air Intake (Fuel Injection Performance Kit) for a 1991 Ford F-250.