ARK DT-S Exhaust System for Honda Civic Si Coupe

The ARK DT-S Exhaust System is engineered for the 2017–2021 Honda Civic Si Coupe 1.5L (FC3), delivering improved exhaust flow, enhanced performance sound, and a more aggressive rear appearance. Designed for enthusiasts who want both performance and style, the DT-S system provides a clean and functional upgrade for the Civic Si platform.

Constructed from premium T304 stainless steel, the exhaust features 3.0-inch piping to improve exhaust efficiency and durability. The system is finished with 4-inch exhaust tips available in Polished or Burnt finishes, giving the Civic Si a bold and sporty look.

Designed as a direct bolt-on application, the system installs using factory mounting points for a straightforward upgrade. Installation hardware including a Type E gasket and 3-inch clamps are included for proper fitment.

Key Features

• Designed for 2017–2021 Honda Civic Si Coupe 1.5L (FC3)
• T304 stainless steel construction for durability and corrosion resistance
• 3.0-inch piping for improved exhaust flow and performance
• 4-inch exhaust tips available in Polished or Burnt finishes
• Bolt-on installation using factory mounting points
• Aggressive and refined performance exhaust tone
• Includes installation hardware for proper fitment
• Designed and manufactured by ARK

FITMENT

2017–2021 Honda Civic Si Coupe 1.5L (FC3)

Specifications

Tip Diameter: 4.0 Inch
Pipe Diameter: 3.0 Inch
Piping Material: T304 Stainless Steel
Tip Finish Options: Polished, Burnt
Installation: Bolt-On Application

Included Components

1x Gasket (Type E)
2x 3-Inch Clamps