A K&N Replacement Drop In Air Filters will improve the performance of your GTR with higher horse power and with more gas saving. Freeing up airflow into the turbocharger is the key to making more power; this will not only make more power, but improve overall performance. These filters drop right into your stock air box and installs in about 5 minutes. GT-R owners only want the highest quality parts for their cars and the K&N drop in filters are second to none. K&N users would probably be surprised by the amount of air filtration testing and scientific research that goes on in K&N facilities as well as in independent laboratories. As the leader and originator of the high flow performance air filter we are always looking for new ways to provide excellent protection and maximum power for your car, truck, motorcycle, and just about anything else with an engine. K&N replacements air filters are designed to increase horsepower and acceleration while providing excellent filtration. These filters are washable and reusable and are custom designed to fit into your existing factory air box. Their drop in design means adding performance is simple. With most vehicles you simply remove the disposable air filter and replace it with a K&N air filter. The K&N Replacements Drop In Air Filters smoothes and straightens huge volumes of incoming air, allowing your engine to breathe deep and roar. You'll feel the power across the entire RPM range.The backbone of the K&N Replacement Drop In Air Filters is the high-flow K&N Filter charger air filter in K&N signature pink color. It's Intake wash able, reusable, and the Intake lasts for the life of your ride.