K&N 77-83 Porsche 911 CSI F/I Drop In Air Filter - 33-2004

K&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 10-Year/Million Mile Limited Warranty. K&N drop-in replacement filters are designed to install easily into your factory air box. Upgrade today and start enjoying superior airflow and superior performance from K&N's most popular product!
Technical Bulletin

• REDUCES WASTE: Over 200 million disposable air filters and their packaging waste wind up in landfills each year- reusable filters help reduce waste in our landfills
  
  This Part Fits:

  Year	Make	Model	Submodel
  1974	Porsche	911	Base
  1974-1977	Porsche	911	S
  1978-1983	Porsche	911	SC
  1976-1977	Porsche	911	Turbo Carrera