Borla Cat-Back Exhaust System - S-Type (140777) 1409 The housing is constructed of

The housing is constructed of aluminum with a hard coat black anodized finish and uses automotive grade TXL wire with high heat and chemical resistance

This system features an exhaust DUMP located just after the downpipes

24 ft-lbs gain (Stage 1)

Clamping Force % Increase: 16

Equal Length Runners

Borla Cat-Back Exhaust System - S-Type (140777) 1409 The housing is constructed ofBorla S Type Cat Back Exhaust System for 2017 2020 Honda Civic Si 1. 5L 4 Cyl. Turbo Manual Transmission Front Wheel Drive 2 Door Coupe. (140777) Upgrading your factory exhaust system to a Borla stainless steel performance exhaust system with a more efficient and less restrictive design can improve sound (adding more enjoyment driving your vehicle) and increase engine horsepower and torque throughout the RPM range (allowing quicker acceleration to