K&N High-Flow Original Drop In Air Filter for 02-09 Cadillac / 99-09 Chevy/GMC PickUp 33-2135

K&N replacement air filters are designed to enhance horsepower and acceleration while maintaining exceptional filtration capabilities. We offer over 1,200 distinct replacement air filters suitable for most vehicles in circulation. These filters are washable, reusable, and precisely engineered to fit seamlessly within your existing factory air box. Their plug-and-play design simplifies the process of incorporating performance enhancements. For most vehicles, simply remove the disposable air filter and replace it with a K&N filter. Refer to the accompanying instruction sheet for specific details. Our stock replacement air filters for street vehicles are covered by our renowned K&N Million-Mile Limited Warranty, ensuring that they will be the final air filter your vehicle requires. K&N washable, reusable High-Flow Air Filters incorporate a cutting-edge design featuring layered, oiled cotton media engineered to optimize airflow and capture contaminants. These performance air filters are designed to deliver an increase in horsepower. Each filter is reusable, built to endure for the entire lifespan of your vehicle, and backed by K&N's hassle-free Lifetime Limited Warranty.

Installation Instructions
Technical Bulletin

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