What is the main benefit of a cat-back exhaust system?

A cat-back exhaust system replaces the factory exhaust components from the catalytic converter back. This generally leads to improved exhaust flow, which can result in a sportier engine sound and a slight increase in performance.

Does this exhaust system come with all the necessary hardware for installation?

This cat-back exhaust system is designed for direct fitment. While it utilizes factory mounting points, it's recommended to consult the manufacturer's installation instructions to confirm if any additional hardware is included or if you need to reuse existing components.

What is the difference between this 'RACING' model and other Invidia exhausts?

The 'RACING' designation typically indicates a focus on performance and sound. This model features a larger 76mm piping diameter and an N1 muffler, which are optimized for a more aggressive tone and better exhaust gas evacuation compared to milder systems.

2006-2011 Honda Civic Si Cat-back Exhaust | Invidia

Name: Invidia 06-11+ Civic Si 4Dr ONLY 76mm RACING N1 Titanium Tip Cat-back Exhaust
Brand: Invidia
Price: 1138.00 USD
Availability: InStock

Invidia 06-11+ Civic Si 4Dr ONLY 76mm RACING N1 Titanium Tip Cat-back Exhaust

$1138.00

Only 8 left in stock

Fits 2006-2011 Honda Civic Si 4Dr. Invidia 76mm cat-back exhaust with titanium tip for improved sound and flow.

Key Features

Fits 2006-2011 Honda Civic Si 4Dr.
Features a 76mm diameter exhaust piping for improved flow.
Includes an N1 style muffler for a deep, sporty exhaust note.
Equipped with a titanium exhaust tip for a distinctive look and durability.
Designed as a direct replacement for the factory cat-back exhaust system.
Constructed with well-built materials for longevity.

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Fits this vehicle

Honda Civic 2006-2011

Product Details

Invidia is well-known for making performance exhaust systems that offer a noticeable upgrade in sound and performance. This 76mm RACING N1 cat-back exhaust system is specifically made for the 2006-2011 Honda Civic Si 4-door model. It's designed to replace the factory exhaust from the catalytic converter back, improving exhaust flow and giving your Si a more aggressive, sporty tone.

This system features a 76mm diameter piping, which is larger than stock, allowing exhaust gases to exit the engine more freely. This can lead to a slight improvement in throttle response and overall engine performance. The N1 style muffler is engineered for a deep, resonant sound that really lets the engine breathe, especially at higher RPMs. A key feature is the titanium tip, which not only looks sharp but is also lightweight and durable, adding a premium touch to the rear of your Civic Si.

When installing this cat-back system, you'll find it's designed to fit directly onto your existing exhaust hangers. While it's a bolt-on installation, it's always a good idea to have a helper and ensure you have the necessary tools, like wrenches and possibly some penetrating oil for stubborn bolts. The result is a well-built exhaust that enhances both the sound and the look of your 2006-2011 Civic Si 4-door.