FLOWMASTER 817539 Cat Dual Rear Exit Mild Moderate 700042025220 409S Rear/side Mild/moderate

( Brand: Flowmaster ), ( Part Type: Exit ), ( Manufacturer Part Number: 817539 ), ( Item Length: 58.50 ), ( Fitment Type: Performance/custom ), ( UPC: 700042025220 )

Review FLOWMASTER Cat back System Dual Rear/side Exit Mild/moderate fits FORCE

Introducing the Flowmaster 817539 Cat-Back Exhaust System with Dual Rear/Side Exits and a Force series muffler, designed for select Ford, Mustang, and Lincoln vehicles. This mild to moderate aftermarket exhaust system is engineered to deliver an exceptional balance of power and sound.

The Cat-Back system is a complete exhaust solution, replacing the factory catalytic converters and connecting to the OEM or factory exhaust system with its inlet pipes. This system features 409 stainless steel construction, ensuring durability and resistance to corrosion. The 3-inch mandrel-bent tubing allows for a smoother exhaust flow, which in turn enhances engine performance.

The heart of this system is the Force series muffler. This muffler design is known for its unique internal packing material and innovative internal design, which provides an aggressive yet refined exhaust note. Flowmaster's Force mufflers are famous for their signature "rumbly" sound, making this exhaust system an excellent choice for those seeking both improved performance and an enhanced driving experience.

The Flowmaster 817539 Cat-Back Exhaust System comes with dual rear and side exhaust outlets, adding a distinct visual appeal to your vehicle. The side exhausts exit just behind the rear wheels, providing an aggressive look while also reducing backpressure for improved performance.

This exhaust system is a direct-fit solution, making installation straightforward and hassle-free. All necessary hardware and mounting brackets are included in the box. The system comes with a lifetime warranty on the stainless steel components, ensuring peace of mind and long-term satisfaction.

Upgrade your vehicle's exhaust system with the Flowmaster 817539 Cat-Back Exhaust System. Experience the perfect blend of power, sound, and style that this system offers.

Flowmaster 817539 Cat-Back Exhaust System: A Detailed Analysis

The Flowmaster 817539 Cat-Back Exhaust System is a popular choice among car enthusiasts for its unique sound and performance enhancement. In this analysis, we will discuss the pros and cons of investing in this particular exhaust system.

1. Unique Sound: The Flowmaster 409s series is renowned for its distinctive exhaust note. This system is designed to provide a deep, rumbling exhaust sound that is sure to please car enthusiasts.

2. Performance Enhancement: The cat-back exhaust system reduces back pressure, allowing for improved engine performance and increased horsepower. This can lead to improved acceleration and overall driving experience.

3. Durability: Flowmaster exhaust systems are known for their high-quality materials and construction. The 817539 model is no exception, featuring mandrel-bent tubing and stainless steel construction for longevity.

4. Dual Rear/Side Exit: The dual rear and side exit design not only looks great but also allows for better exhaust flow and improved performance.

1. Cost: The Flowmaster 817539 Cat-Back Exhaust System is a premium exhaust solution, which comes with a higher price tag compared to some aftermarket alternatives.

2. Loudness: The unique exhaust note that many enthusiasts love can be a drawback for others, especially those who prefer a quieter ride. This exhaust system may not be suitable for those who value discretion over performance.

3. Installation Complexity: Installing a cat-back exhaust system like the Flowmaster 817539 can be a challenging task, especially for those without professional experience. The process may require additional tools and time.

The Flowmaster 817539 Cat-Back Exhaust System is an excellent choice for car enthusiasts who value performance, unique sound, and durability. Its mandrel-bent tubing, stainless steel construction, and dual rear/side exit design make it a worthy investment for those who are serious about enhancing their driving experience. However, the higher cost, potential loudness, and installation complexity may be drawbacks for some.

If you are a car enthusiast looking for a high-performance exhaust system with a unique sound, the Flowmaster 817539 Cat-Back Exhaust System is a great choice. Ensure that you have the necessary skills and tools for installation or consider hiring a professional to install it for you. Additionally, be prepared for the higher cost associated with this premium exhaust solution.

part # 817539 prices

• $200.62-$1229.95

specifications frazzlekits:

• for models: Force
• brand: Flowmaster
• part type: Exit
• manufacturer part number: 817539
• item length: 58.50
• fitment type: Performance/custom
• upc: 700042025220

returns frazzlekits:

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

payments frazzlekits:

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

seller frazzlekits:

• # reviews: 65723
• rating: 98.5%

offer frazzlekits:

• quantity: 9
• sold: 0
• availability: In Stock
• started: July 28, 2025
• options: Ship-to-home

shipping frazzlekits:

• cost: $0.00
• class: Standard
• transit: 2-4 Days
• service: Standard
• type: Fixed

general frazzlekits:

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

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