Upgrading your car’s exhaust system is one of the best ways to improve sound, performance, and aesthetics. Here’s a curated list of high-quality cat-back exhaust options for some of the most popular tuner cars on the market.
Honda Civic Si (2017–2020)

Premium: Invidia Gemini Cat‑Back Exhaust w/ Titanium Tips
Honda Civic EG/EK (1992–2000)

Cheap: DNA MOTORING CBE-HC922-NRT
Mazda Miata NA (1990–1997)

Cheap/Mid-range: DNA MOTORING CBE-MM90 Stainless Cat‑Back

Premium: Borla 14411 Cat‑Back Exhaust
Ford Mustang GT (2018–2023)
Mid-range: ROUSH Cat‑Back Exhaust, Corsa 14335BLK
The roush cat back could not be found but the axle back was, it is still a good choice depending on what your looking for
Volkswagen GTI / Golf R (MK7 & MK8)
Mid-range: Rev9 CB-071A, BORLA 140597
Nissan 370Z / Infiniti G37 (2009–2020)
Mid-range: DNA MOTORING CBE‑370Z‑D‑T3,
Premium: Borla 140313, DNA MOTORING CBE-370-D
Subaru WRX / STI

Mid-range: Invidia (HS15STIGTT) N1 Titanium