FLOWMASTER 817567 Cat Single Exit American Moderate 700042026258 409S

( Brand: Flowmaster ), ( Part Type: Exit ), ( Manufacturer Part Number: 817567 ), ( Color: Black Muffler, Natural Tubing ), ( Item Length: 62.75 ), ( Fitment Type: Performance/custom ), ( UPC: 700042026258 )

Review FLOWMASTER Cat back System Single Side Exit American Moderate fits THUNDER

Introducing the Flowmaster 817567 Cat-Back Exhaust System with American Thunder 409s Single Exit, a high-performance aftermarket solution for your American muscle car or truck. This exhaust system is specifically designed to enhance the power and sound of your vehicle while maintaining a moderate level of noise.

The Flowmaster 817567 Cat-Back Exhaust System is made from premium 409 stainless steel, known for its durability and resistance to rust and corrosion. This material ensures a long-lasting, attractive appearance and protects your investment from the harsh elements.

This system utilizes a single exit design, which not only provides a classic and aggressive look but also improves exhaust flow for optimal performance. The system's moderate sound level is achieved through the use of Flowmaster's proprietary muffler technology, including their famous "H-pipe" design. This technology provides a deep, resonant exhaust note that is sure to turn heads without being overly loud.

The Flowmaster 817567 Cat-Back Exhaust System is a direct bolt-on replacement for your factory exhaust system, making installation quick and easy. It comes with all necessary hardware, including new exhaust clamps, to make the process as seamless as possible. Additionally, the system maintains the use of your factory exhaust tips, allowing you to keep your original exhaust tip appearance if desired.

By upgrading to the Flowmaster 817567 Cat-Back Exhaust System with American Thunder 409s Single Exit, you'll experience increased power and torque throughout the RPM range, as well as improved throttle response and acceleration. This system is a must-have for any enthusiast looking to take their American muscle car or truck to the next level.

In summary, the Flowmaster 817567 Cat-Back Exhaust System with American Thunder 409s Single Exit is a high-quality, durable, and performance-enhancing upgrade for your American muscle car or truck. Its classic design and moderate exhaust note make it an excellent choice for those who want to improve both the sound and power of their vehicle without being overly loud.

Flowmaster 817567 Cat-Back 409s Single Exit American Thunder Moderate Exhaust System: Pros and Cons

The Flowmaster 817567 Cat-Back 409s Single Exit American Thunder Moderate Exhaust System is a popular aftermarket exhaust option for American muscle cars. Here are some of its key advantages and disadvantages:

1. Enhanced Performance: The Flowmaster exhaust system is designed to improve the performance of your vehicle by reducing backpressure and increasing exhaust flow. This results in better acceleration and increased horsepower.

2. Unique Sound: The exhaust system is known for its distinctive "Flowmaster" sound, which is a result of the chambered design of the mufflers. This sound is often described as a deep, rumbling tone that is pleasing to many car enthusiasts.

3. Durable Construction: The exhaust system is made of high-quality stainless steel, which is resistant to rust and corrosion. This makes it a long-lasting investment for your vehicle.

4. Improved Fuel Economy: By reducing backpressure and improving exhaust flow, the Flowmaster exhaust system can help improve your vehicle's fuel economy.

5. Easy Installation: The exhaust system comes with all necessary hardware and instructions for installation, making it a relatively easy project for DIY enthusiasts.

1. Expensive: The Flowmaster exhaust system is a premium aftermarket exhaust option, and it comes with a premium price tag.

2. Loud: The exhaust system is designed to produce a loud, distinctive sound, which may not be to everyone's taste. If you prefer a quieter exhaust system, this may not be the best option for you.

3. Drone: At cruising speeds, some users have reported a noticeable drone from the exhaust system. This can be especially noticeable on longer trips.

4. Fitment Issues: Some users have reported fitment issues with the exhaust system, particularly with regard to the catalytic converter. It is important to ensure that the exhaust system is compatible with your specific vehicle model and year.

The Flowmaster 817567 Cat-Back 409s Single Exit American Thunder Moderate Exhaust System is a popular aftermarket exhaust option for American muscle cars. It offers enhanced performance, a unique sound, durable construction, improved fuel economy, and easy installation. However, it also comes with some drawbacks, including a premium price tag, a loud and distinctive sound, potential drone, and fitment issues. Ultimately, whether or not this exhaust system is right for you will depend on your personal preferences, budget, and vehicle specifications. If you are looking for a high-performance exhaust system with a distinctive sound, the Flowmaster 817567 Cat-Back 409s Single Exit American Thunder Moderate Exhaust System is worth considering. However, if you prefer a quieter exhaust system or have fitment concerns, you may want to explore other options.

If you are considering purchasing the Flowmaster 817567 Cat-Back 409s Single Exit American Thunder Moderate Exhaust System, I would recommend doing thorough research on the product and ensuring that it is compatible with your specific vehicle model and year. You should also consider your personal preferences and budget when making your decision. If you are looking for a high-performance exhaust system with a distinctive sound, this may be the right option for you. However, if you have concerns about fitment or noise levels, you may want to explore other aftermarket exhaust options. Ultimately, the best exhaust system for you will depend on your unique needs and preferences.

part # 817567 prices

• $200.62-$972.95

specifications frazzlekits:

• for models: Thunder
• brand: Flowmaster
• part type: Exit
• manufacturer part number: 817567
• color: Black Muffler, Natural Tubing
• item length: 62.75
• fitment type: Performance/custom
• upc: 700042026258

seller frazzlekits:

• # reviews: 67033
• rating: 98.8%

offer frazzlekits:

• availability: In Stock
• started: September 28, 2025
• options: Ship-to-home
• quantity: 2
• sold: 0

payments frazzlekits:

• wallet: Google-pay
• other
• credit card: Mastercard

general frazzlekits:

• condition: New
• Car Truck Parts Accessories > Exhaust Emission Systems > Exhaust System Kits

returns frazzlekits:

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

shipping frazzlekits:

• transit: 3-6 Days
• class: Standard
• cost: $0.00
• service: Standard
• type: Fixed

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