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Item #:
22418320
Flowmaster 817807 American Thunder Axle-Back Exhaust Kit 3 Inch 409 Stainless Steel 4 Inch Polished Tips Compatible with 2018-2024 Mustang GT 5.0L
Item #:
22418320
XAF 994461
Price Details
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Order now and get it around Monday, September 28
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Get the aggressive sound and performance you crave with Flowmaster's American Thunder Axle-back exhaust system for the 2018 Ford Mustang GT.
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What Stands Out
Superior Material
Crafted from 409 stainless steel, ensuring longevity and resistance against rust while maintaining a polished, high-quality appearance that enhances your Mustang's aesthetics.
Enhanced Sound
Delivers a deep, aggressive exhaust note that enhances your driving experience, making your Mustang GT stand out with a sporty growl without the factory active exhaust valves.
Easy Installation
Designed for a straightforward bolt-on installation process, allowing enthusiasts to upgrade their exhaust system quickly without the need for professional tools or extensive modifications.
Product Details
| Brand Name | Flowmaster |
| Manufacturer Part Number | 817807 |
| Number of Items | 1 |
| Manufacturer | Flowmaster |
| UPC | 700042037629 |
| Global Trade Identification Number | 00700042037629 |
| OEM Equivalent Part Number | 817807 |
| Included Components | Exhaust Kit^Hardware |
| Item Weight | 47.3 pounds (21.45 kg) |
| Item Type Name | Exhaust System Kit |
| Model Number | 817807 |
| Part Interchange Info | 817807 |
| Unit Count | 1 Count |
| Installation Type | Bolt-On |
| Automotive Fit Type | Vehicle Specific Fit |
| Color | Multicolor |
| Shape | Round |
| Material Type | Stainless Steel |
| Finish Type | Polished |
| Brand | Flowmaster |
| Material | Stainless Steel |
What's in the box
Exhaust Kit^Hardware
Who Should Buy?
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Car Enthusiasts
Ideal for car enthusiasts wanting to enhance their Mustang's sound for a more aggressive, sporty experience.
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Performance Seekers
Great for users seeking improved exhaust flow and performance gains in horsepower and torque from their Mustang.
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Aesthetic Lovers
Perfect for those who appreciate a polished look with the 4-inch tips enhancing the rear aesthetics of their car.
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Daily Commuters
Not suitable for daily drivers looking for a quiet, factory-level exhaust system designed for regular commutes.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
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Question:
What is the material used in the Flowmaster 817807 Exhaust Kit?
Answer: The Flowmaster 817807 American Thunder Axle-Back Exhaust Kit is constructed from high-quality 409 stainless steel. This material is known for its durability and resistance to rust and corrosion, ensuring the longevity of the exhaust system even under harsh conditions. The polished tips add a sleek aesthetic, enhancing the overall appearance of your Mustang GT while contributing to the kit's robust performance. This makes it an ideal choice for car enthusiasts looking for an upgrade that combines style and resilience. -
Question:
Is the Flowmaster 817807 compatible with all Mustang models?
Answer: No, the Flowmaster 817807 is specifically designed for the 2018-2024 Mustang GT 5.0L models that do not have factory active performance exhaust valves. It's essential to verify your vehicle's specifications before purchasing to ensure compatibility. This precise fitment allows for optimal performance improvements, enhancing exhaust flow, producing a deep aggressive tone without any unnecessary modifications, making it an ideal upgrade for Mustang enthusiasts. -
Question:
What sound can I expect from the Flowmaster 817807 Exhaust Kit?
Answer: The Flowmaster 817807 delivers a deep, aggressive exhaust note that is characteristic of the Flowmaster brand. This kit enhances the natural sound of your Mustang's engine, providing the performance-oriented sound that many car enthusiasts desire. It's perfect for drivers who want to make their presence known without being overly loud. This superior sound quality not only amplifies the driving experience but also adds a sporty edge to the Mustang's character. -
Question:
Will I need any additional parts for installation?
Answer: The Flowmaster 817807 Exhaust Kit is designed to be a direct-fit application for the specified Mustang GT models, meaning it should come with all necessary installation hardware for an easier setup. However, some users may benefit from having basic hand tools, such as socket sets or wrenches, to facilitate the installation process. Many car enthusiasts prefer to install it themselves, making it a great DIY project that allows for a sense of accomplishment. -
Question:
What are the benefits of using 3-inch piping in this exhaust kit?
Answer: The 3-inch piping used in the Flowmaster 817807 exhaust kit enhances exhaust flow significantly compared to factory systems. This larger diameter allows for improved engine efficiency, leading to better performance and increased horsepower. Additionally, it helps reduce back pressure, which is crucial for optimizing the power output of your Mustang. For those seeking better performance on the road or track, this upgrade is a key enhancement. -
Question:
Does the exhaust kit come with polished tips?
Answer: Yes, the Flowmaster 817807 features 4-inch polished tips that provide a stylish finish to your Mustang's rear end. These tips enhance the aesthetic appeal of the vehicle while also resisting tarnishing and maintaining their shine over time. The polished finish complements the aggressive design of the exhaust system, making it a perfect match for car enthusiasts who want to showcase their Mustang's sporty look. -
Question:
Can this exhaust kit improve fuel efficiency?
Answer: While the primary function of the Flowmaster 817807 is to enhance sound and performance, many users report improved fuel efficiency with aftermarket exhaust systems. By increasing exhaust flow and reducing engine strain, this kit may help the engine operate more efficiently. Although results can vary based on driving style and conditions, enthusiasts often enjoy better throttle response and potential fuel savings during everyday driving, making the upgrade worthwhile. -
Question:
Is professional installation recommended for the Flowmaster 817807?
Answer: Professional installation is not strictly required for the Flowmaster 817807, as many users successfully install the kit themselves with basic tools. However, if you're not comfortable working on your vehicle or lack the necessary tools, a professional installer can ensure proper fitment and performance. This can be particularly beneficial for ensuring the best results in sound and efficiency, allowing you to enjoy the full benefits of your new exhaust system. -
Question:
Does the Flowmaster 817807 come with a performance improvement?
Answer: Yes, the Flowmaster 817807 is designed to improve your Mustang GT's overall performance. By increasing exhaust flow and reducing back pressure, this exhaust kit can lead to noticeable horsepower and torque gains. Drivers often report a more robust driving experience, especially during acceleration. It's an ideal upgrade for those looking to enhance their vehicle's performance on both the street and the track. -
Question:
Where can I buy the Flowmaster 817807 Exhaust Kit in Cameroon?
Answer: You can purchase the Flowmaster 817807 American Thunder Axle-Back Exhaust Kit from Ubuy. Ubuy is an online marketplace that provides a convenient shopping experience, allowing you to explore different options and make an informed decision for your purchase. Their extensive range of automotive accessories ensures that you can find everything you need to enhance your Mustang GT seamlessly.
Flowmaster Cat-Back Systems 817807 Editorial Review
Flowmaster 817807 American Thunder Axle-Back Exhaust Kit offers a robust performance upgrade for 2018-2024 Mustang GT 5.0L models that lack factory active performance exhaust valves. Crafted from high-quality 409 stainless steel, this exhaust system features 4-inch polished tips, delivering not just enhanced sound but also a striking appearance. Users appreciate the bolt-on installation, allowing for straightforward mounting without extensive modifications. The round shape of the exhaust contributes to a classic muscle car look, perfect for enthusiasts wanting to elevate their ride's audio and aesthetic appeal. Many have praised the deep tone and improved exhaust flow, making it a solid choice for any Mustang lover.
Customer Reviews & Ratings
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Pros
- High-quality 409 stainless steel construction
- Easy bolt-on installation process
- Enhanced exhaust sound and flow
- Stylish 4-inch polished tips
- Vehicle-specific fit for precise compatibility
Cons
- A bit heavier than some alternative options
Platform Trust & Buyer Confidence
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Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
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10 September 2026 · via Trustpilot
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“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
10 September 2026 · via Trustpilot
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“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
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Adele
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“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
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XAF 994461
Order now and get it around Monday, September 28
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Only 1 item left in stock.
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PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
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Features & Benefits
- Aggressive exterior sound level enhances driving experience.
- Designed specifically for the 2018 Ford Mustang GT with a 5.0L engine.
- Constructed from durable 409S stainless steel for longevity.
- Features single 3.00 inch mandrel-bent tubing for optimal performance.
- Includes quad 4.00 inch polished tips for a sleek look.
- Easy installation with all necessary parts and instructions included.
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