Summary: K&N has designed a performance air intake system for the 2010 Mazda 3 Mazdaspeed 2.3L. K&N dynamometer tests show a 24.22 horsepower gain at 5000 RPM with use of this K&N air intake modification.K&N tests multiple vehicles for each air intake kit it makes to ensure a consistent horsepower and torque gain. This video demonstrates the steps needed to install a power gaining K&N air intake into 2010 Mazda 3 Mazdaspeed 2.3L.
