aFe MagnumFLOW Pro 5R OE Replacement Filter 3F (Dual) x (8.25x6.25)B(mt2) x (7.25x5)T x 9H 2000-infiniti-q45-esi3861588 The sound is closer to

The sound is closer to that of a muscle car and delivers an exhilarating soundtrack

Eliminates the heavy factory muffler to improve exhaust flow

This kit is engineered specifically for your 2015-2017 Subaru STI and includes everything needed to replace the restrictive stock airbox

brushed 304 stainless steel tubing for maximum performance

aFe MagnumFLOW Pro 5R OE Replacement Filter 3F (Dual) x (8.25x6.25)B(mt2) x (7.25x5)T x 9H 2000-infiniti-q45-esi3861588 The sound is closer toConstructed with 100 percent polyurethane on top and bottom, this high flow, oiled performance filter is our highest flowing media for improved horsepower and torque. Five layers of progressively finer mesh cotton gauze media provide maximum airflow for best performance results. Washable and reusable for multiple cleaning cycles, the tall open evenly spaced pleats provide excellent dust holding capacity for longer service cycle between cleanings.