INVIDIA HS05SL1GT3 Tip Cat Exhaust Q300

( Brand: Invidia ), ( Manufacturer Part Number: HS05SL1GT3 ), ( Part Type: Tip Exhaust )

Review INVIDIA Tip Cat Exhaust For Subaru fits QUAD LEGACY GT 2005–2009

The Invidia HS05SL1GT3 Q300 Quad Tip Cat-Back Exhaust System is a high-performance aftermarket exhaust solution designed specifically for the 2005-2009 Subaru Impreza WRX and STI models. This system replaces the original catalytic converters and rear exhaust components, providing an enhanced driving experience with improved power and exhaust flow.

The quad-tip design of this exhaust system features four polished stainless steel tips, which not only add a distinctive and aggressive look to the vehicle but also ensure proper exhaust gas flow. The system's high-quality 304 stainless steel construction ensures durability, resistance to corrosion, and longevity.

One of the most significant benefits of the Invidia HS05SL1GT3 Q300 Cat-Back Exhaust System is its performance enhancement. This system reduces backpressure in the exhaust system, allowing for better engine breathing and increased power output. In fact, this exhaust system is known to add up to 10 horsepower and 15 ft-lb of torque to the Subaru Impreza WRX and STI models.

The Invidia HS05SL1GT3 Q300 Cat-Back Exhaust System also comes with a removable resonator, allowing users to choose between a louder and more aggressive exhaust note or a quieter and more refined exhaust note. The system is also CARB-legal, making it an excellent choice for those who live in California or other states with strict emissions regulations.

Installing the Invidia HS05SL1GT3 Q300 Cat-Back Exhaust System is a relatively straightforward process, making it a popular choice among Subaru enthusiasts. The system comes with all necessary hardware and installation instructions, making it a great DIY project for those with some automotive experience or a skilled mechanic.

In summary, the Invidia HS05SL1GT3 Q300 Quad Tip Cat-Back Exhaust System is a high-performance aftermarket exhaust solution for the 2005-2009 Subaru Impreza WRX and STI models. It provides improved power and exhaust flow, a distinctive quad-tip design, and the option for a louder or more refined exhaust note. With its durable 304 stainless steel construction, CARB-legality, and straightforward installation process, this exhaust system is an excellent choice for Subaru enthusiasts looking to enhance the performance and appearance of their vehicles.

The Invidia HS05SL1GT3 Q300 is a quad tip cat-back exhaust system designed for Subaru Impreza WRX and STI models from 2005 to 2009. While this exhaust system offers several benefits, there are also some potential drawbacks to consider before making a purchase.

1. Enhanced Performance: The Invidia HS05SL1GT3 Q300 exhaust system is designed to improve engine performance by reducing exhaust backpressure and increasing the exhaust flow. This results in improved horsepower and torque, leading to better acceleration and overall performance.

2. Increased Exhaust Note: The quad tip design and larger exhaust diameter of this system provide a more aggressive exhaust note, which many Subaru enthusiasts find appealing.

3. Improved Fuel Efficiency: By reducing exhaust backpressure and improving the flow of exhaust gases, this exhaust system can help improve fuel efficiency, saving you money on gasoline over time.

4. Better Engine Sound: The Invidia HS05SL1GT3 Q300 system allows for a more resonant engine sound, which can be a desirable feature for Subaru enthusiasts.

5. Increased Resale Value: Installing a high-performance exhaust system like the Invidia HS05SL1GT3 Q300 can increase the resale value of your Subaru, making it more attractive to potential buyers.

1. Cost: The Invidia HS05SL1GT3 Q300 exhaust system is a premium product, and the cost may be a significant barrier for some potential buyers.

2. Loud Exhaust Note: The more aggressive exhaust note of this system may not be desirable for all drivers, especially in residential areas or during early morning or late night driving.

3. Installation Complexity: Installing the Invidia HS05SL1GT3 Q300 exhaust system may require some mechanical expertise, and professional installation may be necessary to ensure proper fitment and function.

4. Potential Increase in Emissions: While this exhaust system is designed to meet or exceed emissions standards, some drivers have reported an increase in emissions, which may be a concern for those living in areas with strict emissions regulations.

5. Weight: This exhaust system is heavier than the stock exhaust system, which may impact fuel efficiency and handling to a small degree.

The Invidia HS05SL1GT3 Q300 cat-back exhaust system offers several benefits, including improved performance, increased exhaust note, improved fuel efficiency, better engine sound, and increased resale value. However, it also comes with some drawbacks, such as cost, potential increase in emissions, and installation complexity. Ultimately, the decision to purchase this exhaust system depends on your personal preferences, priorities, and budget. If you're looking for a high-performance exhaust system that delivers a more aggressive exhaust note, improved fuel efficiency, and better engine sound, then the Invidia HS05SL1GT3 Q300 may be worth considering, even with the potential drawbacks.

If you're considering purchasing the Invidia HS05SL1GT3 Q300 cat-back exhaust system, we recommend doing your research and consulting with a professional installer to ensure proper fitment and function. Additionally, consider the cost, potential increase in emissions, and installation complexity before making a final decision. If you're looking for a more affordable option or a quieter exhaust note, there may be other exhaust systems that better suit your needs.

Details:

12407 Larson Ave. The bolt-on design allows for easy installation without modifications, and the Quad tip configuration enhances both performance visual appeal. It serves as a direct replacement for the factory exhaust, making it suitable street and spirited driving applications. Engineered to reduce back pressure and increase horsepower, it delivers a deeper, sportier exhaust note while maintaining quality construction for long-lasting durability resistance corrosion.

This exhaust system is specifically designed for the 2005 and newer Subaru Legacy model's, ensuring a precise fit straightforward installation. Crafted from durable stainless steel, this cat-back exhaust features a Quad tip design that not only improves flow but also adds an aggressive aesthetic to the vehicles rear.

part #: hs05sl1gt3 prices

• $1156.27-$1318.68

specifications voomvalve:

• for models: Gt, Quad, Legacy
• for makes: Subaru
• for years: 2005-2009
• brand: Invidia
• mpn: Hs05sl1gt3
• part type: Tip Exhaust

shipping voomvalve:

• type: Fixed
• transit: 3-7 Days
• carrier: FedEx
• class: Standard
• service: FedEx Ground / FedEx Home Delivery
• cost: $0.00

general voomvalve:

• condition: New
• Engines Engine Parts > Valvetrain Components > Valves

seller voomvalve:

• rating: 99.8%
• # reviews: 2221
• city: Whittier, California

payments voomvalve:

• credit card: Diners-club
• wallet: Apple-pay
• other

returns voomvalve:

• paid by: Seller
• time: 30 Days
• policy: Returns Accepted

offer voomvalve:

• options: Ship-to-home
• started: April 22, 2026
• sold: 0
• quantity: 5
• availability: In Stock

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