KN Filters Performance Intake Kit FORD FIESTA ST
K&N 57i Performance Induction Kits are specifically designed for each different vehicle and will free your car from the size restriction that comes with the factory air box. These economical kits can take a variety of different forms based on vehicle characteristics and available space under the hood. Each kit is designed to provide power throughout the RPM range.
* Gen I
K&N 57i Gen I Induction Kits take advantage of the added airflow provided by an oversized air filter released from the restrictive factory air box..
* Gen II
K&N 57i Generation II Induction Kits are built primarily for European vehicles.
* Designed to increase HP and Acceleration
* Engineered to Specific Vehicle Design
* Easy to Install, Usually in 90 minutes or less!
* Lasts up to 100,000 Miles Before Service is Required (depending on driving conditions)
* Million Mile Limited Warranty
* Replaces OEM Filter and Air Box
* Air Filter is Washable and Reusable
* Works with Original Equipment Manufacturer Computer Systems