Increased Airflow for More Power. Are you looking to improve the power and performance of your 2015-2017 GT Mustang? If so you should upgrade to a Corsa Pro5 Closed Box Air Intake System. By replacing your Mustang's restrictive factory intake and paper air filter with Corsa's closed air box and free flowing Pro 5R filter assembly you will see an increase in horsepower, torque and acceleration. Corsa designed their Intake to improve air flow and reduce intake temperatures which will help your Coyote engine make more usable power as well as increase its fuel economy. A Corsa Pro5 Closed Box Air Intake is perfect for all GT owners that are looking to give their Pony a little more giddy up and go.Closed Air Box Design. Corsa engineered their Closed Air Box Intake with two objectives in mind, to increase airflow and reduce intake temperatures. Utilizing the stock air ducting located in the grille this Corsa Intake is designed to increase the volume of air entering the engine. This closed air box is also better able to insulate the cooler incoming air from under hood heat soak, effectively reducing the air intake temperatures when compared to open element intakes. Corsa Performance proudly designs and manufactures their V8 Air Intake System right here in the USA.Pro 5R Air Filter. The included Pro 5R air filter is engineered to effectively filter out minuscule power robbing particulates while maintaining excellent air flow. Pro 5R air filters feature a polyurethane frame with 5-layers of progressively finer mesh cotton gauze oiled media to ensure superior filtration and outstanding engine protection. Best of all the Pro 5R air filter is re-usable, just wash, re-oil and re-use.Straight Forward Installation. Designed to be a direct fit replacement for the factory intake this Corsa Pro 5R Closed Box Cold Air Intake installs with just basic hand tools. No extra modifications or special tools are required for an easy 1 hour installation. All necessary parts and instructions are included.No Tune Required. Corsa Performance Cold Air Intakes are engineered to improve the power and performance of your 5.0L V8 Mustang without the need of reprogramming your Pony's computer (ECU). By utilizing state of the art computer-aided designs this Corsa Intake will increase power using the factory tune.Recommended Upgrade. Even though a re-tune is not required for operation, AmericanMuscle recommends a custom tune with a Mustang Handheld Tuner. By reprogramming the vehicles computer (ECU) to you will get the best possible power and performance increases from this Corsa cold air intake.Application. This Corsa Performance Pro5 Closed Box Air Intake System is specifically designed to fit the 2015 to 2017 GT Mustangs equipped with the DOHC 5.0L Coyote V8 engine.