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Item #:
3576674
Invidia (HS12HC4G3S) Q300 Cat-Back Exhaust System with Stainless Steel Rolled Tip for Honda Civic Si Sedan
Item #:
3576674
MWK 2847218
Price Details
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Imported from USA store
QTY:
Only 8 items left in stock.
Order now and get it around Sunday, July 12
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Improved high speed aerodynamic performance and optimized back pressure for greater horsepower and torque gains
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What Stands Out
Premium Material
Crafted from high-quality stainless steel, ensuring durability and resistance to corrosion, enhancing the exhaust system's longevity while maintaining a polished appearance.
Enhanced Performance
Designed to improve exhaust flow, resulting in increased horsepower and torque for a more responsive driving experience in Honda Civic Si Sedan models.
Aggressive Sound
Delivers a deep, sporty exhaust note that elevates your driving experience, giving your Civic Si a distinctive auditory presence on the road.
Product Details
- Package dimensions: 29.845 H x 151.765 L x 45.72 W (centimeters)
- Package weight: 49.15 pounds
- Piping diameter: 70 millimeter
- Country of origin: Taiwan
- Flat bottom shaped muffler design for improved high-speed aerodynamic performance
- SUS304 polished stainless steel piping provides durability and appearance
Product Technical Details
| Manufacturer | Invidia |
| Brand | Invidia |
| Model | HS12HC4G3S |
| Item Weight | 40 pounds |
| Item model number | HS12HC4G3S |
| Manufacturer Part Number | HS12HC4G3S |
| OEM Part Number | INV-HS12HC4G3S |
Who Should Buy?
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Performance Enthusiasts
Ideal for users wanting enhanced engine performance and improved exhaust flow for their Honda Civic Si.
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Sound Aficionados
Perfect for those seeking a deep, aggressive exhaust note without excessive cabin noise.
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Custom Modifiers
Great for car enthusiasts looking to upgrade their Civic's appearance and performance with a stylish exhaust system.
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Daily Commuters
May produce noise levels that are unsuitable for those who prioritize a quiet, comfortable driving experience.
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Budget Shoppers
Higher price point may deter users looking for a budget-friendly exhaust option for their vehicle.
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OEM Purists
Not suitable for owners who prefer to keep their vehicle in factory condition without modifications.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What makes the Invidia HS12HC4G3S Q300 Cat-Back Exhaust System special?
Answer: The Invidia HS12HC4G3S Q300 Cat-Back Exhaust System is renowned for its high-quality stainless steel construction and performance-oriented design. It enhances exhaust flow, resulting in more horsepower and a deeper, sportier exhaust note. This is particularly beneficial for Honda Civic Si Sedan enthusiasts who seek increased performance and an aggressive sound profile while maintaining a sleek aesthetic with its rolled tips. -
Question:
How does the installation process work for this exhaust system?
Answer: Installing the Invidia HS12HC4G3S Q300 is a straightforward process. Designed as a direct bolt-on system, it typically requires basic hand tools and can be completed in a garage setting. This user-friendly installation means you can enjoy enhanced performance and sound without needing professionals, making it perfect for DIY car lovers looking to upgrade their Civic Si Sedan. -
Question:
Will this exhaust system affect my vehicle's emissions?
Answer: The Invidia Q300 Cat-Back Exhaust System is designed to comply with emission standards and avoids issues with legality on the road. It's crucial to check local regulations, but typically, this exhaust system maintains your Honda Civic Si Sedan's emissions equipment, allowing you to enjoy improved performance without compromising environmental compliance. -
Question:
What sound can I expect from the Q300 exhaust?
Answer: The Q300 exhaust system is engineered to produce a refined, aggressive sound under acceleration while remaining subdued during regular driving. This makes it an excellent choice for those who desire sporty sound without excessive noise levels. Whether you're cruising or revving, you'll appreciate the enhanced auditory experience that sets your Civic Si Sedan apart. -
Question:
Does this exhaust system come with any sound dampening features?
Answer: Yes, the Invidia Q300 features a resonator designed to minimize unwanted drone while maintaining a sporty tone. This thoughtful design enhances the driving experience by ensuring that the sound remains enjoyable during everyday commutes, which is particularly important for Civic Si Sedan owners who value comfort and performance alike. -
Question:
Can I use this exhaust system with other modifications?
Answer: Absolutely! The Invidia Q300 is designed to work seamlessly with various modifications you might make to your Honda Civic Si Sedan, including intake systems and performance tuning. For those looking to build a well-rounded performance vehicle, this exhaust system complements other aftermarket upgrades beautifully, enhancing overall power and driving dynamics. -
Question:
Is the exhaust tip adjustable for different setups?
Answer: The Invidia Q300 features fixed rolled tips that are styled specifically for an aggressive look on the Honda Civic Si Sedan. While not adjustable, these tips are designed to enhance your vehicle’s aesthetics while ensuring durability and performance, creating a unified appearance that complements the overall design of your car. -
Question:
What is the expected durability of the Invidia Q300 exhaust system?
Answer: Constructed from high-grade stainless steel, the Invidia Q300 is built to withstand the elements and resist corrosion, ensuring longevity and consistent performance. For Civic Si Sedan owners, this means you can expect a durable system that will maintain its performance and appearance for years, even in various weather conditions. -
Question:
How does this exhaust system impact fuel efficiency?
Answer: The Invidia HS12HC4G3S Q300 Cat-Back Exhaust System is engineered to improve exhaust flow, which can positively impact fuel efficiency by promoting better engine performance. Civic Si Sedan drivers can experience enhanced throttle response and potentially improved miles per gallon, especially during spirited driving, while enjoying the added benefit of a more engaging driving experience. -
Question:
Where can I buy the Invidia HS12HC4G3S Q300 Cat-Back Exhaust System?
Answer: You can conveniently purchase the Invidia HS12HC4G3S Q300 Cat-Back Exhaust System from Ubuy in Malawi. Ubuy offers a seamless shopping experience, ensuring you can find this quality performance part for your Honda Civic Si Sedan easily and efficiently.
Invidia Cat-Back Systems HS12HC4G3S Editorial Review
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Mohd
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“The product received very good packaging & safe…Thank You”
16 June 2026 · via Trustpilot
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“Accurate delivery timing given”
16 June 2026 · via Trustpilot
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Youcef
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“Not madly expensive like I thought, and much quicker than promised.”
15 June 2026 · via Trustpilot
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6/7/2026 · via Trustpilot
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“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”
12 June 2026 · via Trustpilot
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MWK 2847218
Order now and get it around Sunday, July 12
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Only 8 items left in stock.
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Features & Benefits
- Improved high speed aerodynamic performance
- Optimized back pressure for greater horsepower
- Torque gains
- Excellent free-flow exhaust
- Rich deep sporty sound
- Outstanding durability and appearance
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