Invidia
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Invidia (HS02SW1G3S) Q300 Stainless Steel Rolled Cat-Back Exhaust System for Subaru WRX STI
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Invidia (HS02SW1G3S) Q300 Stainless Steel Rolled Cat-Back Exhaust System for Subaru WRX STI
Improved high speed aerodynamic performance by using flat bottom shaped muffler design
Invidia (HS02SW1G3S) Q300 Stainless Steel Rolled Cat-Back Exhaust System for Subaru WRX STI
Item #: 9412326

Invidia (HS02SW1G3S) Q300 Stainless Steel Rolled Cat-Back Exhaust System for Subaru WRX STI

Item #: 9412326

ETB 204135

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Improved high speed aerodynamic performance by using flat bottom shaped muffler design
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What Stands Out

Premium Build Quality
Constructed from high-grade stainless steel, the Invidia Q300 exhaust system ensures durability and resistance to corrosion, providing long-lasting performance for your Subaru WRX STI.
Enhanced Sound
This cat-back exhaust system delivers a deep, aggressive tone that enhances your driving experience, making it perfect for enthusiasts seeking a sportier sound profile without excessive noise.
Improved Performance
Designed for optimal exhaust flow, the Q300 system increases horsepower and torque, ensuring better engine efficiency while elevating the overall performance of your Subaru WRX STI.

Product Details

Shop Invidia (HS02SW1G3S) Q300 Stainless Steel Rolled Cat-Back Exhaust System for Subaru WRX STI online at a best price in Ethiopia. B004XWUOJI
Item Weight50 lbs (22.68 kg)

Who Should Buy?

Suitable For
  • Performance Enthusiasts

    Users seeking enhanced engine performance and a sportier sound will benefit from this exhaust system's design and capabilities.

  • Daily Drivers

    Drivers who use their Subaru WRX STI for daily commuting will appreciate the balanced sound and improved exhaust flow.

  • Customization Seekers

    Car enthusiasts looking to personalize their vehicles can find this exhaust system a great choice for aesthetic and performance enhancement.

Not Suitable For
  • Noise-sensitive Owners

    Individuals who prefer a quieter vehicle operation may find this exhaust system too loud and disruptive for daily use.

  • Budget-conscious Buyers

    Those looking for affordable exhaust solutions might consider this product too high in price compared to alternatives.

  • Warranty-focused Users

    Owners concerned about manufacturer warranties should be cautious as aftermarket exhausts can sometimes void vehicle warranties.

Product Description

Invidia (HS02SW1G3S) Q300 Stainless Steel Rolled Cat-Back Exhaust System for Subaru WRX STI

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is the main benefit of installing the Invidia HS02SW1G3S Q300 Cat-Back Exhaust System?

    Answer: The primary benefit of the Invidia HS02SW1G3S Q300 Cat-Back Exhaust System is enhanced performance. By reducing back pressure, it allows your Subaru WRX STI's engine to breathe better, leading to improved horsepower and torque. Additionally, it produces a deeper, more aggressive exhaust note that gives your vehicle a sportier sound. Users often report a noticeable increase in throttle response and overall driving enjoyment when upgrading to this exhaust system.
  • Question: Is the Invidia HS02SW1G3S Q300 Cat-Back Exhaust System compatible with all Subaru WRX STI models?

    Answer: The Invidia HS02SW1G3S Q300 Cat-Back Exhaust System is specifically designed for the Subaru WRX STI models. It's crucial to ensure your specific model year falls within the compatible range. This system offers a precise fitment, eliminating leaks and ensuring optimal performance. Make sure to check compatibility before purchase to guarantee a seamless installation experience.
  • Question: What materials are used in the construction of the Invidia Q300 Cat-Back Exhaust System?

    Answer: The Invidia Q300 Cat-Back Exhaust System is constructed from high-quality stainless steel. This material is known for its durability, corrosion resistance, and aesthetic appeal. It not only ensures that the exhaust system can withstand extreme temperatures and harsh environmental conditions but also maintains a polished appearance over time. This makes it ideal for enthusiasts looking for longevity alongside performance improvements.
  • Question: How does the installation process for the Invidia HS02SW1G3S exhaust system work?

    Answer: Installing the Invidia HS02SW1G3S exhaust system typically involves removing your factory exhaust and mounting the new system in its place using standard tools. It’s advisable for those with mechanical experience, but professional installation can enhance fitment security and alignment. Clear instructions and mounting hardware are usually included, making it accessible for a DIY installation or a quick fit at a garage.
  • Question: What kind of sound can I expect from the Invidia Q300 exhaust system?

    Answer: The Invidia Q300 exhaust system is well-known for its smooth, deep tone that resonates beautifully under acceleration while remaining relatively quiet during regular driving. Unlike some aftermarket exhausts that can be overbearing, the Q300 strikes a balance, providing a sporty sound without being intrusive. This makes it perfect for daily drivers and enthusiasts alike who want a performance enhancement without excessive noise.
  • Question: Will the Invidia HS02SW1G3S Cat-Back Exhaust System alter my vehicle's emissions?

    Answer: The Invidia HS02SW1G3S Cat-Back Exhaust System is designed to comply with EPA standards and shouldn’t significantly alter your vehicle's emissions. It's essential to pair high-performance exhaust systems with proper tuning to ensure your vehicle remains compliant with local emission standards. For those mindful of emissions regulations, this exhaust system offers a performance edge without compromising environmental responsibility.
  • Question: What is the weight difference compared to the stock exhaust system?

    Answer: The Invidia HS02SW1G3S exhaust system typically weighs less than the factory exhaust, contributing to a better weight-to-power ratio. This reduction in weight can enhance vehicle handling and performance. Many users notice improved agility due to the decreased mass, especially during cornering and acceleration, aligning with the sporting character of the Subaru WRX STI.
  • Question: Can the Invidia exhaust system affect my fuel efficiency?

    Answer: Yes, upgrading to the Invidia HS02SW1G3S Cat-Back Exhaust System can potentially improve fuel efficiency. By enhancing exhaust flow and reducing back pressure, your engine may work more efficiently, leading to better fuel economy under certain driving conditions. However, it's worth noting that aggressive driving habits or increased throttle response can sometimes counteract fuel savings due to increased acceleration.
  • Question: Is there any maintenance required for the Invidia exhaust system?

    Answer: The Invidia HS02SW1G3S Cat-Back Exhaust System requires minimal maintenance, primarily consisting of periodic inspections for loose connections or visual signs of corrosion. Routine cleaning can help maintain its appearance, especially when used in harsh conditions. Ensuring that the exhaust is secured properly can help in maintaining performance over time and can prevent any additional unwanted noises or vibration.
  • Question: Where can I buy the Invidia HS02SW1G3S Q300 Stainless Steel Rolled Cat-Back Exhaust System for Subaru WRX STI?

    Answer: You can purchase the Invidia HS02SW1G3S Q300 Stainless Steel Rolled Cat-Back Exhaust System for your Subaru WRX STI through Ubuy. They offer a user-friendly shopping experience, allowing you to easily navigate product details and make your purchase securely. Be sure to check Ubuy for availability in Ethiopia.

Invidia Cat-Back Systems Editorial Review

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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”

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12 June 2026 · via Trustpilot
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ETB 204135

Order now and get it around Sunday, July 12

QTY:

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Our Top Logistics Partners
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Fastest cross-border delivery

Features & Benefits

  • Continuous piping design and use of Advantex material results in excellent free-flow exhaust
  • Optimized back pressure increases horsepower and torque
  • High-quality materials used provide outstanding durability and appearance

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