The MagnaFlow Competition Series cat‑back for 2017–2020 Honda Civic 1.5L replaces system components from the catalytic converter back to deliver an aggressive, resonant note and dyno‑proven gains. Mandrel‑bent 2.5in piping and three straight‑through mufflers route to a dual center rear exit with 4.5in polished double‑wall tips. This direct‑fit stainless system is CNC‑made and backed by MagnaFlow's limited lifetime construction warranty.
MagnaFlow 2017+ Honda Civic 1.5L 409 SS Single Exit Polished 4.5in Dual Tips Cat-Back Exhaust