33-2135 K&N Replacement Air Filter, 1999 - 2020 Cadillac/ GMC/ Chevrolet Models 3-Series The restrictive factory air filter

The restrictive factory air filter and air intake housing are replaced by the K&N Typhoon air intake which is designed to dramatically reduce air flow restriction as it smoothes and straightens air flow

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K&N replacement air filters are washable and reusable and provide high air-flow with excellent filtration

Estimated Horsepower Gain: 17

33-2135 K&N Replacement Air Filter, 1999 - 2020 Cadillac/ GMC/ Chevrolet Models 3-Series The restrictive factory air filterK&N washable, reusable High Flow Air Filters feature a state of the art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is reusable, engineered to last for the entire lifespan of your vehicle, and backed by K&N's No Hassle Lifetime Limited Warranty. K&N drop in replacement filters are designed to install easily into your