2005-2009 Ford Mustang Axle-Back Exhaust Flowmaster Stainless Steel
SKU: 25217500326

2005-2009 Ford Mustang Axle-Back Exhaust Flowmaster Stainless Steel

Sale price$215.52 Regular price$239.47
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Description

2005-2009 Ford Mustang Axle-Back Exhaust Flowmaster Stainless SteelOverview: This American Thunder axle back exhaust system is constructed from 16 gauge mandrel bent aluminized steel and includes a pair of specially designed 60 Series performance muffler with the sound that goes hand in hand with the performance image of the Mustang. The muffler is finished off with large 4. 00 inch polished stainless steel tips to fill out the exhaust cutouts in the rear valance for a muscular appearance that matches the sound. As

Overview:

This American Thunder axle-back exhaust system is constructed from 16-gauge mandrel-bent aluminized steel and includes a pair of specially designed 60 Series™ performance muffler with the sound that goes hand in hand with the performance image of the Mustang. The muffler is finished off with large 4.00-inch polished stainless steel tips to fill out the exhaust cutouts in the rear valance for a muscular appearance that matches the sound. As an American Thunder® system, it delivers a moderate interior tone and exterior sound that is suited to the enthusiast who wants their performance to be heard. Like all Flowmaster® exhaust systems, the benefits include improved throttle response, power and mileage. Designed for an easy fit, the system includes all necessary parts and hardware for easy installation. Note: Fits both coupes and convertibles.

Features:

  • Includes Hangers and Hardware for an Easy Installation
  • Mandrel-bent 16 Gauge Aluminized Tubing
  • 70 Series Big Block II Performance Muffler
  • Dyno Tuned for Maximum Performance
  • Bolt-on Cat-back Exhaust System
  • Moderate Exterior Exhaust Tone
  • Uses the Factory Hangers
  • 3-year Limited Warranty
  • Flowmaster Quality
  • Specs:

  • Brand: Flowmaster
  • CARB (California) Compliant: Yes
  • Catalytic Converter Included: No
  • Catalytic Converter Quantity: 0
  • Clamping Type: Flat Band
  • Clamps Included: Yes
  • Emission Code: 5
  • Exhaust Series: American Thunder
  • Exhaust Tip Connection: Welded
  • Exhaust Tip Cut: Angled
  • Exhaust Tip Edge: Rolled Edge Angle Cut
  • Exhaust Tip Finish: Polished
  • Exhaust Tip Material: 304 Stainless Steel
  • Exhaust Tip Quantity: 1
  • Exhaust Tip Shape: Round
  • Exhaust Tip Wall: Single Wall
  • Exit Style: Single Out Rear
  • Finish: Aluminized
  • Gasket Or Seal Included: No
  • Grade Type: Performance
  • Hangers Included: Yes
  • Heat Shield Included: No
  • Inlet Diameter: 2.5
  • Inlet Type: Clamp-On
  • Main Piping Diameter: 2.5
  • Mounting Bracket Included: No
  • Muffler Body Diameter: 2.5
  • Muffler Body Height: 5
  • Muffler Body Length: 13
  • Muffler Body Material: Aluminized Steel
  • Muffler Body Shape: Oval
  • Muffler Body Width: 10
  • Muffler Finish: Black High-Temperature Paint Finish
  • Muffler Flanged Inlet: No
  • Muffler Flanged Outlet: No
  • Muffler Included: Yes
  • Muffler Inlet Connection: Slip-Fit
  • Muffler Inlet Inside Diameter: 2.5
  • Muffler Inlet Outside Diameter: 2.5
  • Muffler Outlet Quantity: 1
  • Muffler Part Number: Kit Only
  • Muffler Quantity: 1
  • Muffler Series: 60 Series Delta Flow
  • Muffler Type: Chambered
  • Pipe Color: Black
  • Pipe Material: Aluminized Steel
  • Sound Level: Moderate
  • Spring Bolt Kit Included: No
  • Tail Pipe Outlet Outside Diameter: 2.5
  • Tail Pipe Quantity: 1
  • Tail Pipe Tapered Outlet: No
  • Type: Axle-back
  • Valve Included: No
  • Valve Type: Not Applicable
  • Part Number: 17421
  • Applications:

    • 2005-2009 Ford Mustang 245 CID

    Emissions:

    • This part is legal for sale or use on Emissions Controlled Vehicles, Uncontrolled (Non-Emissions Controlled) Vehicles, and Racing Use Only Vehicles because it does not affect vehicle emissions and is not covered by emissions regulations.
    Shipping Notes
    • Free Standard Shipping on $100+ Orders to the USA.
    • Except Preorder products are shipped in 48 hours.
    • Delivery to the USA:
    1. Standard Shipping : 3-10 business days
    • If time is of the essence, please consider selecting expedited delivery for faster service.
    Exchange/Return Notes
    • We offer a 30-day return/exchange service after receiving.
    • Final sale items are not eligible for returns or exchanges.
    • To process your return/exchange, please contact us at [email protected]
    • Please click here for more details>>> Return & Exchange Policy
    SKU: 25217500326

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    4.8 ★★★★★
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    Corbin
    Lowell, US
    ★★★★★ 5
    An Actual Nice Chair for a Decent Price. +2 for the Tool.
    Color: Black Grey
    Welp, My old chair finally broke, so It was time for a new one. I ended up coming across this chair here, and I couldn't really find anyone talking about it online. I decided to give it a shot since it was on a good sale for Christmas, going down to 99$. I'm going to be honest, I am pleasantly surprised. The cushioning for it is a little firm, but that is perfect for me. Its pretty average when it comes to office chairs, but having the added lower back support is a great touch. I have no complaints about it. The one thing that I am actually really happy about isn't on the chair. Don't get me wrong, over the week I have been using it, It has been nothing but great. That thing is the actual tool it came with. Its a basic Allen key, but the top of it is a molded handle instead of a "L" piece of metal. It made the already easy process of putting together this chair even better. Even after this chair has ran its course like all other chairs, I'm going to still use this tool. So yeah, I think 5 - stars pretty accurately describes how I feel about my chair.
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on January 2, 2026
    C
    Verified Purchase
    Christian Birkenberger
    Boise, US
    ★★★★★ 5
    Comfortable chair that works great for long hours
    Color: Black
    I’ve been using this office chair for a few days and it’s been very comfortable for working and longer desk sessions. The high back design and ergonomic support help maintain good posture, while the cushioning stays comfortable throughout the day. The chair feels sturdy and stable, and the 330 lb capacity gives it a solid, durable feel. It also rolls smoothly and quietly, which is nice when moving around the workspace without creating a lot of noise. Overall, it was easy to assemble, looks professional, and offers great value for the money.
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on June 10, 2026
    V
    Verified Purchase
    Valerii Starikov
    Louisville, US
    ★★★★★ 5
    Very Comfortable Ergonomic Chair - Great for Long Work Days!
    Color: Black, Color: Black
    I’ve been using this ergonomic office chair for a couple of weeks now and I’m genuinely impressed. For the price, it offers excellent comfort and support. What I like: • Very comfortable padded seat and backrest — I can sit for 8+ hours without back pain. • Good lumbar support and adjustable height/armrests. • Holds up to 330 lbs easily (I’m 240 lbs and it feels very stable). • Smooth rolling wheels and sturdy base. • Easy to assemble (took about 20 minutes). The mesh back breathes well and doesn’t get hot. It looks professional in my home office too. Overall, this is a solid ergonomic chair. If you spend a lot of time at a desk, I highly recommend it. Would I buy it again? Yes, definitely.
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on May 12, 2026
    O
    Verified Purchase
    Ordray
    Lexington, US
    ★★★★★ 4
    Great if you're average height.
    Color: Black
    Comfortable for the price. The seat could be a bit better, but for a budget friendly ergonomic chair, it's well made and has helped a lot with my back pain caused by my previous desk chair. Assembly wasn't terribly difficult, though I did have one screw with damaged threads. Luckily they ship spare screws in the kit, so that was a non-issue. Rollers work great on my small rug and hard flooring and don't tend to tangle cords or cables too much. Size wise, works great for my frame (5 ft 6 in) but for someone more than a few inches taller than myself, you should probably look at another chair.
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on September 4, 2025
    W
    Verified Purchase
    Wilbert Bean
    Waukegan, US
    ★★★★★ 5
    Great chair
    Color: Black
    I am very happy with my purchase. Easy to assemble but be aware your drill bits included with your set won't fit their screws. However, you can get a fair bit done with the drill and then use tool included to adjust. Super comfortable and exactly the right height for my desk. Highly recommend for quality exceeding price point.
    WAS THIS REVIEW HELPFUL?YesReportShare
    Reviewed in the United States on May 9, 2026

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