Injen Performance Exhaust System | 2017-2021 Honda Civic Si Sedan (SES1581TT)

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$1,109.95

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17-21 Honda Civic Si Sedan Performance Exhaust System by Injen

The Injen Technology engineers are experts when it comes to performance, PERIOD. From Cars to Trucks to Powersports, Injen has a variety of exhaust systems to choose from.

All of Injen Technology Performance exhaust systems are constructed from mandrel bent stainless steel tubing Mandrel-bending ensures the tubing maintains its shapes and size throughout the entire length, providing smooth, unrestricted airflow. From the Investment cast flanges to the custom hangers, all Injen exhaust systems are 100% TIG welded and handcrafted in the USA and include all tubing, mufflers, and hardware necessary for a hassle free installation.

Each system is uniquely designed to offer an aggressive sound that brings out some massive power. Like all other Injen products, the Injen exhaust systems are proudly built in Pomona, CA

Features

  • Direct fit for 2017-2021 Honda Civic Si L4-1.5L Turbo (Sedan Only)
  • Dyno Proven gains of up to 11 hp and 10 lb-ft. of torque
  • Stainless Steel Investment Cast Flanges For a Fast and Easy Install
  • Hand Crafted and Tig Welded to Perfection for Strength and Durability
  • Unique Design Increases Exhaust Velocity (Depending on the Application)
  • 304 SS Mandrel-Bent Tubing
  • Dual 4.0" Titanium Tips
  • Premium Stainless Steel Hardware and Hangers (Depending on the Application)
  • Designed and Made in Pomona, CA

Please Note: Does not fit Coupe and Hatchback models

Applications

  • 2017 - 2021 Honda Civic Si Sedan

What's In The Box?

  • 1 - Injen Exhaust System
  • Gaskets, Hangers & Hardware

References

Warranty

  • Injen Technology offers a one-year warranty to the original purchaser against defects in material and workmanship on all their exhaust systems.

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