FLOWMASTER 817979 American Cat Exhaust

( Brand: Flowmaster ), ( Part Type: Exhaust ), ( Epid: 20055499892 ), ( Manufacturer Part Number: 817979 ), ( California Prop 65 Warning: Nickel )

Review FLOWMASTER American Cat Exhaust System fits THUNDER

Introducing the Flowmaster American Thunder Cat-Back Exhaust System, a high-performance aftermarket solution designed to enhance the sound and look of your vehicle while improving its overall performance. This cat-back exhaust system is specifically engineered for select Ford, Mustang, and Lincoln models and is identified by the part number 817979.

The American Thunder system is renowned for its distinctive and deep exhaust note. It achieves this by utilizing a series of high-performance components, including 409 stainless steel mufflers, mandrel-bent tubing, and polished tips. The mufflers feature Flowmaster's patented "Gas Flow Design" technology, which maximizes exhaust flow for optimal power gains and improved engine responsiveness. The mandrel-bent tubing ensures a perfect fit, minimizing exhaust leaks and reducing the weight of the entire system.

With the polished, 4-inch tips, the American Thunder cat-back exhaust system not only delivers an impressive sound but also adds a touch of style to your vehicle. The system's design is a perfect blend of power and aesthetics, making it an excellent choice for those looking to enhance their ride both sonically and visually.

Installing the American Thunder cat-back exhaust system is a straightforward process, thanks to its bolt-on design. It utilizes the factory exhaust mounts, ensuring a secure and stable fit. The system comes with all necessary hardware and detailed installation instructions, making it a do-it-yourself project for the enthusiast or a simple installation for a professional mechanic.

This Flowmaster American Thunder cat-back exhaust system is not only about performance and style; it also provides improved gas flow, leading to better fuel efficiency. By reducing backpressure and increasing exhaust velocity, the system allows the engine to breathe more freely, ultimately resulting in improved horsepower and torque.

In summary, the Flowmaster American Thunder cat-back exhaust system is an excellent choice for those seeking to unleash the full potential of their Ford, Mustang, or Lincoln vehicle. With its distinctive sound, improved performance, and stylish appearance, this system is guaranteed to be a game-changer for your ride.

Flowmaster American Thunder Cat Exhaust: A Comprehensive Analysis

The Flowmaster American Thunder Cat Exhaust (817979) is a popular choice among car enthusiasts for its distinctive sound and improved performance. However, like any aftermarket exhaust system, it comes with its own set of advantages and disadvantages.

1. Unique Sound: The Flowmaster American Thunder Cat Exhaust is renowned for its deep, powerful, and distinctive sound. It's a favorite among car enthusiasts who appreciate the aesthetics and performance benefits of a well-designed exhaust system.

2. Improved Performance: An aftermarket exhaust system like the Flowmaster American Thunder Cat Exhaust can help improve engine performance by reducing back pressure and allowing gases to exit the engine more efficiently. This can result in increased horsepower and torque, leading to better acceleration and overall driving experience.

3. Durability: Flowmaster is known for producing high-quality exhaust systems that can withstand the rigors of daily driving. The American Thunder Cat Exhaust is designed to be robust and long-lasting, ensuring that it provides excellent value for money.

1. Cost: The Flowmaster American Thunder Cat Exhaust is a premium aftermarket exhaust system, and its price reflects the quality and performance it offers. It may not be an affordable option for everyone, and potential buyers need to consider the cost-benefit analysis carefully.

2. Installation Complexity: Installing an aftermarket exhaust system like the Flowmaster American Thunder Cat Exhaust can be a complex and time-consuming process. It requires specialized tools and expertise, and the cost of professional installation can add to the overall price.

3. Increased Noise: The Flowmaster American Thunder Cat Exhaust is designed to produce a loud and distinctive sound. While some car enthusiasts appreciate this, others may find it excessive and intrusive. Potential buyers should consider their personal preferences and the noise regulations in their area before making a purchase.

The Flowmaster American Thunder Cat Exhaust (817979) is an excellent choice for car enthusiasts who are looking for improved performance, a unique sound, and a high-quality aftermarket exhaust system. While it comes with some disadvantages, such as cost and installation complexity, the benefits it offers in terms of performance and sound make it an attractive option for those who value their driving experience.

If you're in the market for an aftermarket exhaust system and are drawn to the deep, powerful sound and improved performance that the Flowmaster American Thunder Cat Exhaust offers, then it's definitely worth considering. However, be sure to weigh the advantages and disadvantages carefully and consider your budget, installation capabilities, and personal preferences before making a purchase. Additionally, make sure to purchase from a reputable dealer to ensure that you're getting an authentic and high-quality product.

part # 817979 prices

• $898.95-$1024.95

specifications frazzlekits:

• for models: Thunder
• brand: Flowmaster
• part type: Exhaust
• epid: 20055499892
• manufacturer part number: 817979
• california prop 65 warning: Nickel

offer frazzlekits:

• quantity: 3
• sold: 0
• options: Ship-to-home
• started: January 31, 2026
• availability: In Stock
• best offers: True

seller frazzlekits:

• rating: 99.1%
• # reviews: 64064

general frazzlekits:

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

returns frazzlekits:

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

payments frazzlekits:

• other
• wallet: Apple-pay
• credit card: Discover

shipping frazzlekits:

• transit: 4-9 Days
• cost: $0.00
• type: Fixed
• service: Standard
• class: Standard

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