70mm Front Pipe/Catless Down Pipe Combo - Honda Civic Inc RS FC/FK 16-21 (1.5T) Subaru 12mm all Invidia N1 Exhaust Systems

all Invidia N1 Exhaust Systems feature large diameter straight cut tips

two of the main ingredients that seem to be key factors are a larger piping diameter along with an equal-length design

2008-2013 Subaru Forester XT SH EJ25 (Automatic)

2016-2021 Honda Civic FK Hatch Inc RS (1

70mm Front Pipe/Catless Down Pipe Combo - Honda Civic Inc RS FC/FK 16-21 (1.5T) Subaru 12mm all Invidia N1 Exhaust SystemsINVIDIA FRONT PIPE The most restrictive component of the factory exhaust system is the down pipe which begins right after the turbocharger. Invidia Exhausts use a larger pipe diameter and smooth bends which allows the turbocharger to exhale exhaust gases with fewer restrictions and turbulence. Because of these reasons, Invidia down pipes make for the most popular exhaust upgrade that adds a substantial bump in both horsepower and torque with a great