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Exhaust System Kit

Flowmaster - American Thunder Cat Back Exhaust System (817730)

$1,080.95

$1,201.95

You save: $121.00 (10%) off MSRP

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TOP MEMBER BUILDS RUNNING THIS MOD

Flowmaster - American Thunder Cat Back Exhaust System

This part fits

  1. 2016 Ford Mustang GT Premium 5.0L V8 cid:302 cc:4951 Coupe
  2. 2016 Ford Mustang GT 5.0L V8 cid:302 cc:4951
  3. 2015 Ford Mustang GT 5.0L V8 cid:302 cc:4951
  4. 2015 Ford Mustang GT 50 Years Limited Edition 5.0L V8 cid:302 cc:4951
  5. 2015 Ford Mustang GT Premium 5.0L V8 cid:302 cc:4951 Coupe
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About this product

Part #: 817730

2015 - 2017 Ford Mustang GT, 5.0L, V8, Fastback/Hardtop Only, Cat-back, 3.00" Mandrel Bent Tubing, Dual System, 60 Series Mufflers, 4.00" Polished Tips, American Thunder, DOR, 409S Stainless Steel.

More Details

Catalytic Converter IncludedNo
ColorBlack
Exhaust TypeDual
Exit StyleStraight
Heat Shield AttachedNo
Inlet Diameter3.000 in.
Inlet Inside Diameter3.000 in.
MaterialStainless Steel
Mount TypeFlanged
Muffler Count2
Muffler Part NumberKit Only
Muffler Series60 Series
Outlet Diameter3.000 in.
Outlet Outside Diameter3.000 in.
ShapeOval
Single or DualDual
Sound LevelModerate/Aggressive
System TypeCat Back
Tail Pipe Diameter3.000 in.
Tip CutAngle
Tip Diameter4.000 in.
Tip Edge StyleCut
Tip FinishPolished
Tip Length5.250 in.
Tip LogoEmbossed
Tip MaterialStainless Steel
Tip Quantity2
Tip ShapeRound
Tip TypeDouble Wall
Tubing Diameter3.000 in.
Additional Documents
  1. Certificate of Originpdf
  2. Installation Instructionspdf
  3. Warrantypdf

See what our community says about flowmaster products

Julien Lefebvre

317

Julien Lefebvre
1990 Ford Mustang
product page reviews icon 0product page reviews icon 1product page reviews icon 2product page reviews icon 3product page reviews icon 4
What made you choose this particular product?
Best sounding muffler IMO
Was it easy to install? Any installation tips that will help others?
Yes
Once you've had a chance to use the product, did it meet your expectations?
Yes
Any additional comments?
No
View on Julien's build
Trevor Anderson

13

Trevor Anderson
2001 Ford Ranger
product page reviews icon 0product page reviews icon 1product page reviews icon 2product page reviews icon 3product page reviews icon 4
What made you choose this particular product?
Performance and sound
Is this your first time buying from this brand? Did you consider other brands?
Yes, first time
Was it easy to install? Any installation tips that will help others?
Professionally installed
Once you've had a chance to use the product, did it meet your expectations?
It sounds way better than I expected but I can’t fell a difference performance wise
View on Trevor's build
Allen Griesemer

67

Allen Griesemer
2005 Audi S4
product page reviews icon 0product page reviews icon 1product page reviews icon 2product page reviews icon 3product page reviews icon 4
What made you choose this particular product?
sound
View on Allen's build
Austin Wartko

52

Austin Wartko
1999 BMW 3 Series
product page reviews icon 0product page reviews icon 1product page reviews icon 2product page reviews icon 3product page reviews icon 4
What made you choose this particular product?
Sound
View on Austin's build
Matthew Marchant

160

Matthew Marchant
2007 GMC Sierra 1500
product page reviews icon 0product page reviews icon 1product page reviews icon 2product page reviews icon 3product page reviews icon 4
What made you choose this particular product?
price 0.00 got it while i was working for a quick lube guy brought it in and wanted the stock system
View on Matthew's build

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    *Some manufacturer restrictions apply.

    About Flowmaster

    Manufacturer of performance exhaust systems, mufflers, cold air intakes, turbo boost modules, catalytic converters, race mufflers, headers and numerous exhaust accessories for late model cars, trucks, off-road, Jeeps, SUV’s, classic muscle cars, powersports vehicles and more. Flowmaster® gives you lots of exhaust choices with 12 designs of chambered mufflers, 3 styles of our exclusive “laminar-flow” mufflers and a new line of FlowFX “straight-through” performance mufflers, along with 5 sound categories of exhaust systems, giving you the customer, the power to custom tailor the sound of your vehicle whether you prefer mild, moderate or aggressive tones and sound levels.

    Benefits of adding this mod

    An upgraded exhaust system is one of the easiest modifications that offers an immediate, noticeable performance improvement. Whether you’re cruising an M3 or modding a diesel truck, an upgraded exhaust will open up the restrictive factory system, allowing your engine to breathe better and deliver peak power! From lighter weight exhaust headers to improved cat-back systems, to better sounding mufflers, modifying your exhaust setup is a great place to express the character of your ride in a unique and cost effective way. Whatever you’re looking for in a modified exhaust system, we can provide the absolute best systems to make your vision a reality.

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    we ship worldwide!

    Based in California with 3 warehouses across the country, we’re sending out shipments everyday of the week, even Saturdays. Because your next mod shouldn’t have to wait.

    + FREE GROUND SHIPPING ON U.S. ORDERS OVER $99
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    Have a question? Ask an Expert!

    Finding the best parts can be tricky

    - but not to worry! Our team of experienced American Muscle, JDM, Euro, and off-road tuners are ready to answer your questions (as long as we’re not in the garage wrenching on our own builds).

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    Ask our expert tuners anything!
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    1 (800) 959-4304
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    Matt Farah

    Smoking Tire / The Drive

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    Thank you for all the help, really. You guys are awesome. This is all great info and I really appreciate everything you have done to help me with my build.

    James M.

    Ford Focus ST

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    Your customer service is wonderful. Thank you for taking care of this. My review will express all. Thank you!

    Wallace R

    Chevrolet Silverado 1500