E-2021 K&N Replacement Air Filter gift card Must use when fitting a

Must use when fitting a late model engine into an early model vehicle

and 3/4"-16 filter threads (filter thread adapter screw sold separately)

The filter is either directly attached to the engine carburetor or throttle body or indirectly through a tube assembly running from the filter to the engine

GM L98 Valley plate with Breather hose

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E-2021 K&N Replacement Air Filter gift card Must use when fitting aK&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