The aFe Takeda cat-back exhaust for Subaru WRX/STi (2015–2021 2.0/2.5L H4) uses mandrel-bent 3" to 2.5" 304 stainless tubing finished brushed with dual 4.5" polished stainless tips. Designed as a direct bolt-on using factory-style flanges and hangers, it includes a mitered merge collector to reduce turbulence and improve throttle response. Fully TIG-welded construction ensures strength while producing an aggressive tone.
aFe Subaru WRX/STi 15-21 H4-2.0/2.5L Takeda 3in to 2-1/2in Stnlss Cat-Back Exhaust w/ Polished Tip