Invidia Q300 Cat-Back Exhaust 2015-2021 WRX/STI

Q300 offers great sound and great performance at a price that wont break the wallet. Every Invidia exhaust is constructed with high-quality 304 stainless steel, CNC-machined flanges, and manufactured with a polished finish. Each system features mandrel-bent stainless steel piping for maximum exhaust flow and reduced back pressure. These exhausts are engineered to produce strong mid to top-end power gains, as well as an increase in horsepower and torque. Choose between burnt titanium or polished stainless steel exhaust tips. Fits all 2015-2021 Subaru WRX and STI. Availability note: Supply on Invidia products has been spotty. Please call about product availability before ordering. Updated 6/18/25