Invidia Q300 Cat Back Exhaust w/ Double Wall Titanium Tips 2015-2021 WRX / 2015-2021 STI

The Invidia Q300 offers a good balance of price and performance. The Invidia Q300 Exhaust is constructed with high-quality SUS304 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. The Q300 exhausts are engineered to produce strong mid to top-end power gains, as well as an increase in horsepower and torque. The Q300 Catback offers a great sound without too much increase in volume. These are great for those wanting to not be overpowered by exhaust noise and use their cars as commuter or long distance transport.

Note: A OEM Downpipe to 3in Cat Back Adapter may be necessary if the diameter of the new cat-back exhaust systems piping is different from the stock system, or if there are compatibility issues between the new components and the existing downpipe.