Invidia Gemini Cat-Back Exhaust System

2017+ Honda Civic Si Coupe 1.5L Turbo

Part #: HS17CS27GM3ST

Overview

The Invidia Gemini Cat-Back Exhaust System is a high-performance upgrade designed specifically for the 2017 and newer Honda Civic Si Coupe models. Crafted to enhance both the sound and power output of your vehicle, this exhaust system is ideal for enthusiasts seeking a more aggressive tone and improved exhaust flow. Whether you're looking to boost your Civic's performance on the street or add a sporty edge to your daily drive, the Gemini Cat-Back delivers on all fronts.

Built with performance in mind, this exhaust system features increased piping diameter and smooth mandrel bends to minimize flow restrictions. The result is a more responsive throttle, increased horsepower, and a deeper, more aggressive exhaust note that turns heads. Designed for durability and style, the Gemini system also adds a distinctive visual appeal with its triple titanium burnt tips, giving your Civic a custom, race-inspired look.

Key Features

The Invidia Gemini Cat-Back Exhaust System incorporates several advanced features to maximize performance and aesthetics:

• Constructed from high-quality stainless steel with mandrel-bent tubing for optimal airflow and durability.
• Includes three mufflers and a mid-pipe resonator, carefully engineered to produce an aggressive exhaust tone while maintaining a refined sound level during daily driving.
• Triple titanium burnt tips provide a striking visual enhancement and heat resistance, adding a sporty flair to your vehicle's rear end.
• Designed to connect seamlessly to the factory primary downpipe, ensuring a straightforward installation process.
• Welded exhaust hangers ensure a secure fit and long-lasting performance under demanding driving conditions.
• Improves exhaust flow compared to the stock system, supporting increased horsepower and torque for spirited driving.

Construction & Design

The Gemini Cat-Back Exhaust System is built with precision and quality craftsmanship. The system's mandrel-bent stainless steel tubing ensures smooth exhaust flow, reducing turbulence and backpressure. The use of high-grade materials guarantees resistance to corrosion and heat, maintaining performance and appearance over time. The triple titanium burnt tips are not only visually appealing but also engineered to withstand high temperatures, adding durability and a custom look to your Civic.

Performance & Sound

Designed to increase exhaust flow and produce a more aggressive sound profile, the Gemini system enhances your vehicle's auditory presence without excessive drone. Expect a deeper, more resonant exhaust note that complements the sporty character of the Civic Si. While specific horsepower gains depend on other modifications and tuning, this system is engineered to support improved throttle response and overall performance enhancements.

Installation & Fitment

The Invidia Gemini Cat-Back Exhaust System is a bolt-on upgrade that requires no cutting or welding. It connects directly to the factory downpipe and mounts using the existing hangers, making installation straightforward for experienced DIY enthusiasts or professional installers. No tuning is typically required, but a proper inspection after installation is recommended to ensure optimal fitment and performance.

• Easy bolt-on installation with standard hand tools.
• No cutting, drilling, or special modifications needed.
• Designed specifically for 2017+ Honda Civic Si Coupe models with 1.5L Turbo engines.

What's Included

• Complete Gemini Cat-Back Exhaust System with three mufflers and mid-pipe resonator
• Triple titanium burnt tips
• All necessary clamps, hardware, and mounting brackets
• Installation instructions

Ideal For

• Honda Civic Si Coupe owners seeking increased performance and a more aggressive exhaust tone
• Enthusiasts looking to enhance their vehicle's visual appeal with distinctive burnt titanium tips
• Drivers wanting a straightforward, bolt-on upgrade without modifications or tuning
• Performance enthusiasts aiming for improved throttle response and horsepower

Emissions Note

This exhaust system is designed for off-road or track use only and may not be street-legal in all regions. Please check local regulations before installation.