Borla 22-24 Subaru WRX ATAK Cat Back Exhaust 2020-bmw-z4-esi9359449 providing reliable

providing reliable

000mm² filtration area for maximum airflow

This complete filter kit uses a 3 step approach to combat harsh climates

Order your Red Alpha Expansion Tank today

Required (not included):

Borla 22-24 Subaru WRX ATAK Cat Back Exhaust 2020-bmw-z4-esi9359449 providing reliableThis Borla(r) Cat Back(tm) system is designed specifically for the 2. 4L engine in the WRX. The 3" diameter single exit Cat Back(tm) system features Polyphonic Harmonizer technology which utilizes patented units that contain pipes of different diameters and lengths to create multiple exhaust notes that harmonize to deliver a clean, rich, full bodied sound and the aggressive ATAK(r) sound with no drone in the cabin. The system exits in the rear on the