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Flowmaster 817750 - American Thunder Cat Back Exhaust System

Name: Flowmaster 817750 - American Thunder Cat Back Exhaust System (817750)
Brand: Flowmaster
SKU: 5b0002c7259b31d67f88e33a
Price: 799.95 USD
Availability: InStock

$799.95

$888.95

You save: $89.00 (10%) off MSRP

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Check to see if this fits your vehicle

This part fits

2018 Ford Mustang EcoBoost 2.3L L4 cid:140 cc:2300
2018 Ford Mustang EcoBoost Premium 2.3L L4 cid:140 cc:2300
2016 Ford Mustang EcoBoost 2.3L L4 cid:140 cc:2300
2016 Ford Mustang EcoBoost Premium 2.3L L4 cid:140 cc:2300
2015 Ford Mustang EcoBoost 2.3L L4 cid:140 cc:2300
2015 Ford Mustang EcoBoost Premium 2.3L L4 cid:140 cc:2300

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About this product

Part #: 817750

Flowmaster's American Thunder Cat-back exhaust system for the 2015-2018 Ford Mustang is perfect for the person looking for an aggressive exterior sound level while maintaining a moderate interior sound with all of the performance benefits that you would expect from Flowmaster. This bolt on 409S stainless steel system for the 2.3L EcoBoost engine features 2.50in mandrel bent tubing that splits into dual 2.25in pipes for maximum performance and then runs into Outlaw Series mufflers. The system is finished off with dual 4.00in stainless steel tips that exit within the rear bumper valence. The exhaust system is covered by Flowmaster's Lifetime Limited Warranty. Designed for an easy fit, this system includes all necessary parts and hardware for installation. Note: This system fits hardtops and convertibles.

More Details

Catalytic Converter Included	No
Color	Black
Exhaust Type	Dual
Exit Position	Dual Rear
Exit Style	Straight
Heat Shield Attached	No
Inlet Diameter	3.000 in.
Material	Stainless Steel
Mount Type	Flanged
Muffler Part Number	Kit Only
Muffler Series	Outlaw
Muffler Type	Welded Baffle
Outlet Diameter	3.000 in.
Outlet Outside Diameter	2.250 in.
Shape	Oval
Single or Dual	Dual
Sound Level	Moderate/Aggressive
System Type	Cat Back
Tail Pipe Diameter	2.250 in.
Tail Pipe Diameter	3.000 in.
Tip Cut	Angle
Tip Diameter	4.000 in.
Tip Finish	Polished
Tip Material	Stainless Steel
Tip Quantity	2
Tip Shape	Round
Tip Type	Double Wall
Title	Flowmaster 817750 Cat-back System - 409S- DOR - American Thunder Kit - Mod/Agg Sound
Tubing Diameter	3.000 in.
Tubing Material	Stainless Steel

Additional Documents

See what our community says about flowmaster products

132

Tyler Allen

2001 Ford Mustang

What made you choose this particular product?

Classic Flowmaster sound.

Is this your first time buying from this brand? Did you consider other brands?

No, installed on other cars as well

Once you've had a chance to use the product, did it meet your expectations?

Nice sound and not too heavy on the wallet.

View on Tyler's build

Kevin Westhoff

2003 Ford F-150

What made you choose this particular product?

my family has bought from flow master before, and the cost was low, and the note it makes at idle is amazing but not too loud

Is this your first time buying from this brand? Did you consider other brands?

i considered several others but flow master took my heart with the signature truck note

Was it easy to install? Any installation tips that will help others?

i installed it myself i welded it in

View on Kevin's build

Tommy Campbell

1996 Volkswagen Jetta

What made you choose this particular product?

It was on the car when I got it.

Was it easy to install? Any installation tips that will help others?

Yep cuz someone else did it!

Once you've had a chance to use the product, did it meet your expectations?

Sounds good, tempted to a muffler delete because it needs more loud.

View on Tommy's build

653

Michael Stone

2000 Jeep Grand Cherokee

What made you choose this particular product?

The sound output. Just right

Is this your first time buying from this brand? Did you consider other brands?

Yes, No.

Was it easy to install? Any installation tips that will help others?

Vary easy and light weight. Be sure to install in in the right orientation or you will need to take it off and redo it. (dont ask)

Once you've had a chance to use the product, did it meet your expectations?

Exceeded them!

View on Michael's build

209

DUCK4TWENTY 626

2000 Chevrolet 2001-10-01T07:00:00.000Z

What made you choose this particular product?

upgrade

Is this your first time buying from this brand? Did you consider other brands?

yes

Was it easy to install? Any installation tips that will help others?

yes if you have a welder

Once you've had a chance to use the product, did it meet your expectations?

yes

View on DUCK4TWENTY's build

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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.

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