Remark RK-C1076H-02 Cat-Back Exhaust for 2017-2021 Honda Civic Si Sedan

Vehicle Fitment

• 2017-2021 Honda Civic Si Sedan (FC1 platform, 1.5L turbo, FWD)

Features

• Performance cat-back exhaust engineered for 2017-2021 Civic Si
• Mandrel-bent 2.5" neck expanding to 3" T304 stainless steel piping
• High-flow muffler for improved exhaust flow and sound
• Dual 3.5" center-out slant cut stainless tips for aggressive rear look
• OEM hanger location fitment for direct bolt-on installation
• Hand-crafted TIG welding for strength and reliability
• Reduced weight compared to factory exhaust
• Includes gaskets, bolts, and Remark license plate frame

Specifications

• Part Number: RK-C1076H-02
• Fitment Years: 2017-2021 Honda Civic Si Sedan
• Platform: FC1 (Civic Si Sedan)
• Engine: 1.5L turbo inline-4
• Drivetrain: Front-Wheel Drive (FWD)
• Piping Diameter: 2.5" mandrel bent expanding to 3"
• Material: T304 stainless steel
• Tip Diameter: Dual 3.5" center-out slant cut tips
• Mid-Pipe: Non-resonated design

Included Components

• 1x Cat-Back Exhaust Assembly
• 2x 3.5" Center-Out Slant Tips
• 1x High-Flow Muffler
• 1x Set of Installation Gaskets
• 1x Set of Mounting Hardware (bolts/clamps)
• 1x Remark License Plate Frame

Product Description

The Remark RK-C1076H-02 Cat-Back Exhaust System is a vehicle-specific performance upgrade designed for the 2017-2021 Honda Civic Si Sedan (FC1) with the 1.5L turbo engine. Built with high-quality T304 stainless steel and mandrel-bent piping, this system improves exhaust flow over the factory unit while providing a sportier and more engaging exhaust note without excessive drone on daily drives.

Featuring a non-resonated design, high-flow muffler, and dual 3.5" center-out slant cut tips, the Remark cat-back exhaust enhances both performance and rear-end aesthetics. Installation is straightforward with direct bolt-on fitment at factory hanger points, and all necessary gaskets, hardware, and a Remark license plate frame are included. This exhaust brings a crisp sporty note and improved throttle response to your Civic Si sedan while maintaining a refined character during everyday driving.