Boost power and lift MPGs—the K&N FIPK Air Intake takes performance to the next level. The 57 Series cold air intake is custom-engineered with a famous K&N Filtercharger cone filter and crosslink nylon intake tract. Million Mile Limited Warranty.
Let your custom ride breathe through a truly custom air intake with the Volant Universal FabShop Full Intake Kit. Designed to let you custom configure your own intake design, this custom intake kit includes ducting, a filter, brackets, hardware and connectors. 1-year warranty.
Top off your DIY CAI with the Airaid U-Build-It Cold Air Dam Performance Airbox. Including an air dam, top panel, mounting hardware, filter adaptor and a high-performance air filter, this custom cold air box is the perfect addition to your custom intake. Limited Lifetime Warranty.
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.