K&N Cold Air Intake Kit: High Performance, Guaranteed to Increase Horsepower: 50-State Legal: 1992-1999 BMW (323Ci, 323iS, 328i, 328ic, 328iS, M3, 328Ci, 325Ci, 325i, 325iS)57-1000

" K&N Cold Air Intake Kit: High Performance, Guaranteed to Increase Horsepower: 50-State Legal: 1992-1999 BMW (323Ci, 323iS, 328i, 328ic, 328iS, M3, 328Ci, 325Ci, 325i, 325iS)57-1000 Ultimate Longevity: 10-Year/Million Mile Limited Warranty protects for the life of your vehicle.

Guaranteed Increase in Horsepower: Dyno-tested with up to 50% more airflow than restrictive factory box air filter and intake tube Better Towing: Improves acceleration and uphill performance when towing by improving throttle response. Improved Engine Sound: Hear the power under the hood.

World Class Protection: Pushing the limits of engine protection by protecting your engine from harmful contaminants Easy Maintenance: No filter cleaning required for up to 100,000 miles Easy to Install: Bolt-on power in less than an hour with basic hand tools. K&N air intake systems are one of the easiest ways to guarantee an increase in horsepower.

Dyno Tested: Dyno-tested for a guaranteed increase in horsepower and acceleration with no ECU tune required High Quality "