FLOWMASTER 817933 American Cat Exhaust

( Brand: Flowmaster ), ( Part Type: Exhaust ), ( Item Length: 58.500 ), ( Manufacturer Part Number: 817933 ), ( Epid: 12039733909 ), ( California Prop 65 Warning: Nickel )

Review FLOWMASTER American Cat Exhaust System fits THUNDER

The Flowmaster American Thunder Cat-Back Exhaust System, model number 817933, is a high-performance aftermarket exhaust solution designed to enhance the sound and overall performance of your vehicle. This system is engineered to fit select Ford, Mustang, and Lincoln models, providing an exceptional fit and finish.

This cat-back exhaust system is renowned for its distinctive deep and powerful exhaust note, which is a result of Flowmaster's patented muffler design - the "Cannon." The Cannon muffler design features a series of internal baffles that create a unique sound wave that resonates throughout the exhaust system. This results in improved exhaust flow, increased power, and an unforgettable exhaust note that is sure to turn heads.

The American Thunder Cat-Back Exhaust System is constructed using premium T-304 stainless steel, which offers superior strength, durability, and corrosion resistance. The stainless steel tubing is mandrel bent for smooth, even bends, ensuring maximum flow and minimal restriction. The system also includes polished stainless steel tips, which add a touch of style and sophistication to the exterior of your vehicle.

This exhaust system is designed to be a direct bolt-on replacement for your factory exhaust system, making installation quick and easy. It comes with all necessary hardware and instructions for a hassle-free installation process. Additionally, this system is CARB legal for use in California and other emission-controlled areas, ensuring compliance with local regulations.

In summary, the Flowmaster American Thunder Cat-Back Exhaust System, model number 817933, is a high-performance aftermarket exhaust solution that delivers improved power, enhanced exhaust flow, and an unforgettable exhaust note. Constructed using premium T-304 stainless steel, this system offers superior strength, durability, and corrosion resistance, making it an excellent investment for any enthusiast looking to enhance the performance and sound of their Ford, Mustang, or Lincoln vehicle.

Flowmaster American Thunder Cat Exhaust (Model 817933) is a popular aftermarket exhaust system known for its unique sound and performance enhancement. Here are some pros and cons that might help you make an informed decision before purchasing.

1. Unique Sound: The American Thunder Cat Exhaust is famous for its distinctive deep and rumbling exhaust note, which is appreciated by many car enthusiasts.

2. Performance Enhancement: This exhaust system can help improve the overall performance of your vehicle by increasing the exhaust flow and reducing backpressure.

3. Durability: Flowmaster exhausts are made of high-quality materials, ensuring long-lasting use and resistance to corrosion.

4. Fitment: This exhaust system fits a wide range of vehicles, making it a versatile choice for various applications.

5. Easy Installation: The American Thunder Cat Exhaust is relatively easy to install, saving you time and money on labor costs.

1. Cost: Compared to stock exhaust systems, aftermarket exhausts like the American Thunder Cat Exhaust can be quite expensive.

2. Loudness: The exhaust system can be quite loud, which might not be suitable for everyone, especially those who prefer a quieter ride.

3. Drone: At certain RPMs, the exhaust system can produce a droning sound that might be unpleasant for some drivers.

4. Maintenance: Aftermarket exhaust systems may require more maintenance than stock exhausts due to the increased flow of exhaust gases.

The Flowmaster American Thunder Cat Exhaust (Model 817933) offers a unique exhaust note, performance enhancement, durability, and ease of installation. However, it also comes with some drawbacks, such as cost, loudness, drone, and potential maintenance requirements. Ultimately, the decision to purchase this exhaust system depends on your personal preferences, driving style, and budget.

If you're looking for a performance upgrade, a distinctive exhaust note, and don't mind the additional cost and potential noise, then the Flowmaster American Thunder Cat Exhaust (Model 817933) could be a great choice for you. However, if you prioritize a quieter ride or have a limited budget, you may want to consider other exhaust options or wait for a sale or discount on this particular exhaust system.

part # 817933 prices

• $1075.95-$1091.75

specifications frazzlekits:

• for models: Thunder
• brand: Flowmaster
• part type: Exhaust
• item length: 58.500
• manufacturer part number: 817933
• epid: 12039733909
• california prop 65 warning: Nickel

shipping frazzlekits:

• transit: 6-11 Days
• service: Standard
• class: Standard
• cost: $0.00
• type: Fixed

seller frazzlekits:

• rating: 98.6%
• # reviews: 57835

offer frazzlekits:

• options: Ship-to-home
• best offers: True
• started: November 8, 2025
• sold: 0
• availability: In Stock
• quantity: 2

payments frazzlekits:

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

returns frazzlekits:

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

general frazzlekits:

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

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