The MagnaFlow Honda Civic Competition Series 19420 brings an aggressive, attention-grabbing edge to the deep resonant exhaust note we re so well known for. This exhaust kit is designed to enhance your 1.5L 2017-2020 Honda Civic with dyno-proven performance made possible thanks to fast-flowing mandrel bent 2.5in. main piping and 3 Straight-Through mufflers ending in a Dual Center Rear exit with 4.5in. Polished Welded-Double Wall-Angle Cut-Folded Edge tips featuring a sporty finish. The exhaust system s cat-back layout replaces your ride s exhaust system from near the catalytic converter on back. Exhaust system 19420 is engineered to make your vehicle s engine produce Agressive exterior and Moderate interior sound levels, befitting its competition-oriented design. 19420 s direct-fit design makes installation a breeze thanks to the use of advanced 3D scanning techniques. This performance exhaust system is made of 100% durable and corrosion-resistant stainless steel and produced using CNC precision robotic manufacturing, all backed by MagnaFlow s limited lifetime warranty. Please check to ensure compliance with local noise regulations.