aFe Quantum Pro-5 R Air Filter Inverted Top - 5.5inx4.25in Flange x 9in Height - Oiled P5R - 23-91133 fits_2004-2008`Acura`TSX The floating rotor upgrade is

The floating rotor upgrade is only available during the initial order of a big brake kit

and emotionally intoxicating

Two Options: Choose between the rear section only or the full exhaust package with free flow sections for maximum performance and sound intensity

Direct bolt-on

aFe Quantum Pro-5 R Air Filter Inverted Top - 5.5inx4.25in Flange x 9in Height - Oiled P5R - 23-91133 fits_2004-2008`Acura`TSX The floating rotor upgrade isQuantum Pro 5R air filter by aFe Power is specifically designed for the Quantum Series cold air intake systems and feature an injection molded base and top for lighter weight and rigidity. The newly designed base includes a built in, 3 angle velocity stack for smooth, even airflow. The Quantum Pro 5R filter is a 360 degree radial flow air filter with oiled, 5 layer progressive cotton composite media that provides maximum flow, performance and