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  3. FLOWMASTER 817666

FLOWMASTER 817666 Exhaust Kit 700042030026

817666 Flowmaster Exhaust System Kit

( Brand: Flowmaster ), ( Type: Truck ), ( Features: Li Large 3.50-inch Polished Stainless Steel Tips /li Li Super ), ( Material: 409 Stainless Steel ), ( Color: No Color ), ( Item Length: 58.250 ), ( Country Of Origin: Us ), ( UPC: 700042030026 ), ( Manufacturer Part Number: 817666 ), ( California Prop 65 Warning: Nickel )

Review FLOWMASTER Exhaust System Kit

The Flowmaster 817666 Exhaust Kit is a high-performance aftermarket replacement exhaust system designed to enhance the sound and performance of your vehicle. This exhaust kit is specifically engineered for select Ford applications, ensuring a perfect fit and seamless integration with your vehicle's exhaust system.

The kit features Flowmaster's signature 40 series mufflers, which are known for their deep, resonant sound. These mufflers employ a unique internal design that utilizes a series of chambered tubes to maximize exhaust flow while minimizing backpressure. This results in improved engine breathing and increased power output.

The exhaust system is constructed from premium T-304 stainless steel, which offers superior corrosion resistance compared to traditional exhaust materials. The stainless steel construction ensures that the system will withstand the rigors of daily driving and the elements for years to come.

The exhaust tips on the Flowmaster 817666 Kit are made of polished stainless steel and feature a rounded, angular design. These tips provide a stylish finish to the exhaust system and add a bold, aggressive look to your vehicle's exhaust outlets.

The exhaust kit also includes all necessary hardware and mounting brackets for a hassle-free installation process. The kit is designed to be a direct replacement for the factory exhaust system, making it an ideal choice for those looking to upgrade their vehicle's exhaust system without the need for extensive modifications.

In summary, the Flowmaster 817666 Exhaust Kit is a top-quality aftermarket exhaust system that delivers improved performance, enhanced sound, and superior corrosion resistance. Its sleek, stylish design and easy installation make it an excellent choice for anyone looking to boost their vehicle's exhaust system and take its performance to the next level.

The Flowmaster 817666 Exhaust Kit is a popular aftermarket exhaust system for those seeking better performance and a more appealing exhaust note from their vehicles. Here are some pros and cons to help you make an informed decision about purchasing this exhaust kit:

Pros:

1. Improved Performance: The Flowmaster exhaust system is designed to enhance the overall performance of your vehicle by allowing better exhaust gas flow. This can lead to increased horsepower and torque, resulting in better acceleration and overall driving experience.

2. Enhanced Exhaust Note: One of the primary reasons people opt for aftermarket exhaust systems is for the improved exhaust note. The Flowmaster 817666 exhaust kit delivers a deep, resonant exhaust tone that many enthusiasts find appealing.

3. Durability: Flowmaster exhaust systems are known for their high-quality materials and construction. The 817666 kit, in particular, features mandrel-bent tubing, which ensures that the exhaust maintains its shape throughout, reducing the risk of exhaust leaks and other issues.

4. Easy Installation: The Flowmaster 817666 exhaust kit comes with all the necessary hardware for installation, making it a relatively straightforward process for most DIY enthusiasts. The kit also includes a detailed instruction manual to guide you through the process.

Cons:

1. Cost: Aftermarket exhaust systems, such as the Flowmaster 817666 kit, can be quite expensive. The cost may vary depending on the make and model of your vehicle, but you can expect to pay several hundred dollars for this kit.

2. Loud Exhaust Note: While some people enjoy the loud exhaust note that comes with aftermarket exhaust systems, others may find it to be excessive. The Flowmaster 817666 exhaust kit, in particular, is known for its loud exhaust tone. If you live in a residential area or have neighbors close by, this may not be the best choice for you.

3. Increased Cabin Noise: Along with the loud exhaust note, you may also experience increased cabin noise with the Flowmaster exhaust system. This can be distracting for some people, especially during long drives.

4. Potential for Increased Emissions: Aftermarket exhaust systems, such as the Flowmaster 817666 kit, may not meet the same emissions standards as the stock exhaust system. This could potentially result in increased emissions and potentially failure of emissions inspections.

Conclusion:

The Flowmaster 817666 exhaust kit offers several benefits, including improved performance, enhanced exhaust note, and durability. However, it also comes with some drawbacks, such as cost, loud exhaust note, increased cabin noise, and potential for increased emissions. Ultimately, whether or not this exhaust kit is right for you depends on your personal preferences and priorities. If you're looking for better performance and a more appealing exhaust note, and you're willing to deal with the noise and potential emissions issues, then the Flowmaster 817666 exhaust kit may be a worthwhile investment. However, if you prioritize a quieter ride or are concerned about emissions, then you may want to consider other options.

Recommendation:

If you're considering purchasing the Flowmaster 817666 exhaust kit, I would recommend doing your research and carefully considering the pros and cons before making a decision. Make sure that the benefits outweigh the drawbacks for your specific situation and driving style. Additionally, consider seeking advice from a knowledgeable mechanic or exhaust specialist to help you make an informed decision. Ultimately, the decision is yours, and I hope this information helps you make the best choice for your vehicle.

part # 817666 price

  • $1177.95

specifications frazzlekits:

  • brand: Flowmaster
  • type: Truck
  • features: Li Large 3.50-inch Polished Stainless Steel Tips /li Li Super
  • material: 409 Stainless Steel
  • color: No Color
  • item length: 58.250
  • country of origin: Us
  • upc: 700042030026
  • manufacturer part number: 817666
  • california prop 65 warning: Nickel

returns frazzlekits:

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

general frazzlekits:

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

seller frazzlekits:

  • rating: 97.6%
  • # reviews: 45361

payments frazzlekits:

  • other
  • wallet: Paypal
  • credit card: Diners-club

shipping frazzlekits:

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

offer frazzlekits:

  • quantity: 2
  • options: Ship-to-home
  • sold: 0
  • availability: In Stock
  • started: December 1, 2025
type: truck, features: li large 3.50-inch polished stainless steel tips /li li super, item length: 58.250, country of origin: us, california prop 65 warning: nickel,
category: auto parts > car truck parts accessories > exhaust emission systems > exhaust system kits, color: no color, material: 409 stainless steel, sku: 8845446121969753,

Flowmaster 817666 Is Similar To:

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5 offers $1177.95–$1177.95 USD
  • Offer #1: $1177.95 price + free delivery = $1177.95* total. It is then finished off with a pair of large 3.50-inch polished stainless steel tips and is covered by our Lifetime Limited. 2014-2019* (*Classic body) GM Silverado/Sierra 1500 4.3L & 5.3L engines.FREE SHIPPING
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  • Offer #5: $1177.95 price + free delivery = $1177.95* total. It is then finished off with a pair of large 3.50 in. Compatible with 2014-2019* (*Classic body) GM Silverado/Sierra 1500 4.3L & 5.3L engines.; This is the Force II cat-back exhaust system for the 2014-2019* (*Classic body) Chevrolet Silverado/GMC Sierra 1500 trucks with 4.3L or 5.3L engines.FREE SHIPPING