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  3. FLOWMASTER 817748

FLOWMASTER 817748 American Axle Exhaust 700042032303

fits model: Thunder.

817748 Flowmaster American Thunder Axle-back Exhaust System

( Brand: Flowmaster ), ( Type: Axle-back ), ( Material: 409 Stainless Steel ), ( Color: Black ), ( Country/region Of Manufacture: Us ), ( UPC: 700042032303 ), ( Manufacturer Part Number: 817748 )

Review FLOWMASTER American Axle back Exhaust System fits THUNDER

Introducing the Flowmaster American Thunder AXLE-BACK Exhaust System, a game-changer for your vehicle's performance and sound. This axle-back exhaust is engineered specifically for select American muscle cars, ensuring a perfect fit and optimal functionality.

The American Thunder system is renowned for its unique and powerful sound, which is achieved through Flowmaster's patented muffler design. The 40-series mufflers in this system utilize a series of chambered internal tubing, which provides a deep and resonant tone without being overly loud or obnoxious. This sound is not only pleasing to the ear but also adds a sense of power and presence to your vehicle.

This axle-back exhaust system is constructed from premium 304 stainless steel, ensuring durability and longevity. The polished finish not only looks great but also provides an additional layer of protection against the elements. The system's mandrel-bent tubing ensures a smooth and unrestricted flow of exhaust gases, resulting in improved engine performance and increased horsepower.

The American Thunder AXLE-BACK Exhaust System is a direct bolt-on replacement for your stock exhaust system, making installation a breeze. The system comes with all necessary hardware for installation, including the exhaust tips. The exhaust tips feature a 3-inch diameter and a polished stainless steel finish, adding a touch of sophistication to your vehicle's exterior.

Upgrading to the Flowmaster American Thunder AXLE-BACK Exhaust System will not only enhance the performance and sound of your vehicle but also boost its overall aesthetics. The polished stainless steel finish and large exhaust tips are sure to turn heads and make your car stand out from the crowd.

In summary, the Flowmaster American Thunder AXLE-BACK Exhaust System is a high-quality, performance-enhancing exhaust system that delivers a powerful and unique sound while also adding a touch of style to your vehicle. With its durable construction, easy installation, and high-performance design, this exhaust system is an excellent investment for any muscle car enthusiast.

The Flowmaster American Thunder AXLE-BACK Exhaust system is a popular choice among car enthusiasts for its unique sound and performance enhancement. Below are the pros and cons of investing in this exhaust system:

Pros:

1. Unique Sound: The American Thunder exhaust system is known for its deep, rumbling exhaust note that is pleasing to the ear. It provides a significant improvement over the stock exhaust system.

2. Performance Enhancement: The exhaust system helps in reducing backpressure, allowing the engine to breathe better and improve its performance. This leads to increased horsepower and torque.

3. Durable: The exhaust system is made of high-quality materials, including stainless steel, ensuring long-lasting performance.

4. Easy Installation: The axle-back exhaust system is relatively easy to install compared to a full exhaust system. It can typically be installed in a few hours with basic tools.

5. Improved Fuel Efficiency: The reduced backpressure can lead to improved fuel efficiency as the engine doesn't have to work as hard to expel exhaust gases.

Cons:

1. Loud: The American Thunder exhaust system is quite loud, which may not be desirable for those who prefer a quieter ride.

2. Expensive: Compared to other aftermarket exhaust systems, the Flowmaster American Thunder system can be quite pricey.

3. Requires Professional Installation: While the installation process is relatively simple, it may be challenging for those without experience or the appropriate tools. Professional installation may be necessary to ensure proper fitment and function.

Conclusion:

The Flowmaster American Thunder AXLE-BACK Exhaust system offers several advantages, including improved performance, unique sound, and durability. However, it also comes with some disadvantages, such as its loudness and high cost. If you are an enthusiast looking for a powerful exhaust note and performance enhancement, this exhaust system may be worth considering. However, if you prefer a quieter ride or have a limited budget, it may be worth exploring other options.

Recommendation:

If you are a car enthusiast looking for an exhaust system that offers a unique sound and performance enhancement, the Flowmaster American Thunder AXLE-BACK Exhaust system is an excellent choice. However, it's essential to consider the cons, such as the cost and loudness, before making a purchase. If you're unsure about the installation process, it may be worth hiring a professional to ensure proper installation and function.

part # 817748 prices

  • $799.95-$819.95

specifications frazzlekits:

  • for models: Thunder
  • brand: Flowmaster
  • type: Axle-back
  • material: 409 Stainless Steel
  • color: Black
  • country/region of manufacture: Us
  • upc: 700042032303
  • manufacturer part number: 817748

payments frazzlekits:

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

offer frazzlekits:

  • availability: In Stock
  • options: Ship-to-home
  • quantity: 4
  • sold: 0
  • started: April 30, 2025

seller frazzlekits:

  • # reviews: 9172
  • rating: 98.7%

shipping frazzlekits:

  • transit: 3-7 Days
  • class: Standard
  • cost: $0.00
  • type: Fixed
  • carrier: UPS
  • service: UPS Ground

general frazzlekits:

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

returns frazzlekits:

  • time: 30 Days
  • paid by: Buyer
  • policy: Returns Accepted
for models: thunder, type: axle-back, country/region of manufacture: us,
category: auto parts > car truck parts accessories > exhaust emission systems > exhaust system kits, color: black, material: 409 stainless steel, sku: 4238195697632762,

Flowmaster 817748 Is Similar To:

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5 offers $799.95–$819.95 USD
  • Offer #1: $819.95 price + free delivery = $819.95* total. Note: The sound level of this system is quieted by the factory resonators Designed for an easy fit, this system includes all necessary parts and hardware for installation.FREE SHIPPING
  • Offer #2: $799.95 price + free delivery = $799.95* total. - Aggressive to moderate sound Fits 2015-2023 Ford Mustang with 2.3L Ecoboost and 3.7L engines.FREE SHIPPING
  • Offer #3: $799.95 price + free delivery = $799.95* total. Designed for an easy fit, this system includes all necessary. Flowmaster's American Thunder Axle-back exhaust system for the 2015-2023 Ford Mustang with the 2.3L Ecoboost and 3.7L engines is perfect for the person looking for a moderately aggressive sound level outside of the car while maintaining a mild sound level inside.FREE SHIPPING
  • Offer #4: $799.95 price + free delivery = $799.95* total. polished stainless steel tips and is covered by our Lifetime Limited Warranty. Compatible with 2015-2023 Ford Mustang with 2.3L Ecoboost and 3.7L engines.FREE SHIPPING
  • Offer #5: $799.95 price + free delivery = $799.95* total.FREE SHIPPING