Hero image 0 of Flowmaster 842518 Super 10 Muffler 409S - 2.50 Offset In / 2.50 Offset Out - Aggressive Sound, 0 of 2

Flowmaster 842518 Super 10 Muffler 409S - 2.50 Offset In / 2.50 Offset Out - Aggressive Sound

Name: Flowmaster 842518 Super 10 Muffler 409S - 2.50 Offset In / 2.50 Offset Out - Aggressive Sound
Brand: Flowmaster
SKU: 49349543
Price: 101.95 USD
Availability: InStock
Rating: 5 (3 reviews)

5 stars out of 3 reviews

(5.0)|

3 ratings

Check if this fits your vehicle

Key item features

Aggressive Acoustics: This Flowmaster Super 10 muffler delivers the loudest and most aggressive sound profile available, ideal for enthusiasts seeking maximum auditory impact.
Off-Road Application: Specifically designed and recommended for off-road or race applications, it is not intended for street-driven vehicles due to its aggressive sound level.
Delta Technology: Incorporates patented Delta Flow technology, a feature also found in other Flowmaster Super series mufflers, ensuring maximum performance.
Durable Construction: Constructed from 16 gauge 409S stainless steel, the muffler is fully MIG welded for enhanced durability and longevity.
Offset Dimensions: Features a 2.50-inch offset inlet and a 2.50-inch offset outlet, providing specific fitment characteristics.
Single Chamber: The Super 10 series utilizes a single chamber design, contributing to its distinctive and aggressive sound.

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Specs

Vehicle make
Ford
Vehicle model
Mustang
Inlet diameter
2.500 in.
Outlet diameter
2.500 in
Muffler type
Straight-Through Mufflers
Material
Stainless Steel

Current price is $101.95

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Comparison Overview:
Product	Viewing this item Flowmaster 842518 Super 10 Muffler 409S - 2.50 Offset In / 2.50 Offset Out - Aggressive Sound current price $101.95 Flowmaster 842518 Super 10 Muffler 409S - 2.50 Offset In / 2.50 Offset Out - Aggressive Sound 5 out of 5 Stars. 3 reviews	Flowmaster 842516 Super 10 Muffler 409S - 2.50 Offset In/ 2.50 Center Out - Aggressive Sound current price $101.95 Flowmaster 842516 Super 10 Muffler 409S - 2.50 Offset In/ 2.50 Center Out - Aggressive Sound 5 out of 5 Stars. 8 reviews	Flowmaster 842515 Super 10 Muffler 409S - 2.50 Center In / 2.50 Center Out - Aggressive Sound current price $101.95 Flowmaster 842515 Super 10 Muffler 409S - 2.50 Center In / 2.50 Center Out - Aggressive Sound 4.9 out of 5 Stars. 14 reviews	Flowmaster 43043 40 Series Muffler - 3.00 Offset In / 3.00 Offset Out - Aggressive Sound current price $101.95 Flowmaster 43043 40 Series Muffler - 3.00 Offset In / 3.00 Offset Out - Aggressive Sound 5 out of 5 Stars. 4 reviews	Flowmaster 843016 Super 10 Muffler 409S - 3.00 Offset In/3.00 Center Out - Aggressive Sound current price $101.95 Flowmaster 843016 Super 10 Muffler 409S - 3.00 Offset In/3.00 Center Out - Aggressive Sound 5 out of 5 Stars. 4 reviews	Flowmaster 842512 Super 10 Series Muffler - 2.50 in. IN/OUT - Aggressive Sound current price $101.95 Flowmaster 842512 Super 10 Series Muffler - 2.50 in. IN/OUT - Aggressive Sound 5 out of 5 Stars. 1 reviews	Dynomax Super Turbo 17734 Exhaust Muffler current price Now $53.78, Was $67.99 Dynomax Super Turbo 17734 Exhaust Muffler 5 out of 5 Stars. 6 reviews	Flowmaster 8430152 Super 10 Muffler 409S - 3.00 Center In / 2.50 Dual Out - Aggressive Sound current price $101.95 Flowmaster 8430152 Super 10 Muffler 409S - 3.00 Center In / 2.50 Dual Out - Aggressive Sound 4.8 out of 5 Stars. 11 reviews	Flowmaster 42441 40 Series Muffler - 2.25 Offset In / 2.25 Center Out - Aggressive Sound current price $101.95 Flowmaster 42441 40 Series Muffler - 2.25 Offset In / 2.25 Center Out - Aggressive Sound 5 out of 5 Stars. 4 reviews	Flowmaster 8425152 Super 10 Muffler 409S - 2.50 Center In / 2.25 Dual Out - Aggressive Sound current price $101.95 Flowmaster 8425152 Super 10 Muffler 409S - 2.50 Center In / 2.25 Dual Out - Aggressive Sound 4.8 out of 5 Stars. 4 reviews

Comparison Chart:
Vehicle make	FordFlowmaster 842518 Super 10 Muffler 409S - 2.50 Offset In / 2.50 Offset Out - Aggressive Sound	-Flowmaster 842516 Super 10 Muffler 409S - 2.50 Offset In/ 2.50 Center Out - Aggressive Sound	FlowmasterFlowmaster 842515 Super 10 Muffler 409S - 2.50 Center In / 2.50 Center Out - Aggressive Sound	FlowmasterFlowmaster 43043 40 Series Muffler - 3.00 Offset In / 3.00 Offset Out - Aggressive Sound	PlymouthFlowmaster 843016 Super 10 Muffler 409S - 3.00 Offset In/3.00 Center Out - Aggressive Sound	-Flowmaster 842512 Super 10 Series Muffler - 2.50 in. IN/OUT - Aggressive Sound	-Dynomax Super Turbo 17734 Exhaust Muffler	FlowmasterFlowmaster 8430152 Super 10 Muffler 409S - 3.00 Center In / 2.50 Dual Out - Aggressive Sound	FlowmasterFlowmaster 42441 40 Series Muffler - 2.25 Offset In / 2.25 Center Out - Aggressive Sound	FlowmasterFlowmaster 8425152 Super 10 Muffler 409S - 2.50 Center In / 2.25 Dual Out - Aggressive Sound
Vehicle model	MustangFlowmaster 842518 Super 10 Muffler 409S - 2.50 Offset In / 2.50 Offset Out - Aggressive Sound	842516Flowmaster 842516 Super 10 Muffler 409S - 2.50 Offset In/ 2.50 Center Out - Aggressive Sound	842515Flowmaster 842515 Super 10 Muffler 409S - 2.50 Center In / 2.50 Center Out - Aggressive Sound	TAHOEFlowmaster 43043 40 Series Muffler - 3.00 Offset In / 3.00 Offset Out - Aggressive Sound	BelvedereFlowmaster 843016 Super 10 Muffler 409S - 3.00 Offset In/3.00 Center Out - Aggressive Sound	-Flowmaster 842512 Super 10 Series Muffler - 2.50 in. IN/OUT - Aggressive Sound	17734Dynomax Super Turbo 17734 Exhaust Muffler	8430152Flowmaster 8430152 Super 10 Muffler 409S - 3.00 Center In / 2.50 Dual Out - Aggressive Sound	42441Flowmaster 42441 40 Series Muffler - 2.25 Offset In / 2.25 Center Out - Aggressive Sound	8425152Flowmaster 8425152 Super 10 Muffler 409S - 2.50 Center In / 2.25 Dual Out - Aggressive Sound
Inlet diameter	2.500 in.Flowmaster 842518 Super 10 Muffler 409S - 2.50 Offset In / 2.50 Offset Out - Aggressive Sound	2.50 inFlowmaster 842516 Super 10 Muffler 409S - 2.50 Offset In/ 2.50 Center Out - Aggressive Sound	2.500 in.Flowmaster 842515 Super 10 Muffler 409S - 2.50 Center In / 2.50 Center Out - Aggressive Sound	3.00 inFlowmaster 43043 40 Series Muffler - 3.00 Offset In / 3.00 Offset Out - Aggressive Sound	3.00 inFlowmaster 843016 Super 10 Muffler 409S - 3.00 Offset In/3.00 Center Out - Aggressive Sound	2.500 in.Flowmaster 842512 Super 10 Series Muffler - 2.50 in. IN/OUT - Aggressive Sound	-Dynomax Super Turbo 17734 Exhaust Muffler	3.00 inFlowmaster 8430152 Super 10 Muffler 409S - 3.00 Center In / 2.50 Dual Out - Aggressive Sound	2.25 inFlowmaster 42441 40 Series Muffler - 2.25 Offset In / 2.25 Center Out - Aggressive Sound	2.50 inFlowmaster 8425152 Super 10 Muffler 409S - 2.50 Center In / 2.25 Dual Out - Aggressive Sound
Outlet diameter	2.500 inFlowmaster 842518 Super 10 Muffler 409S - 2.50 Offset In / 2.50 Offset Out - Aggressive Sound	2.50 inFlowmaster 842516 Super 10 Muffler 409S - 2.50 Offset In/ 2.50 Center Out - Aggressive Sound	2.500 inFlowmaster 842515 Super 10 Muffler 409S - 2.50 Center In / 2.50 Center Out - Aggressive Sound	3.00 inFlowmaster 43043 40 Series Muffler - 3.00 Offset In / 3.00 Offset Out - Aggressive Sound	3.00 inFlowmaster 843016 Super 10 Muffler 409S - 3.00 Offset In/3.00 Center Out - Aggressive Sound	2.500 inFlowmaster 842512 Super 10 Series Muffler - 2.50 in. IN/OUT - Aggressive Sound	-Dynomax Super Turbo 17734 Exhaust Muffler	2.50 inFlowmaster 8430152 Super 10 Muffler 409S - 3.00 Center In / 2.50 Dual Out - Aggressive Sound	2.25 inFlowmaster 42441 40 Series Muffler - 2.25 Offset In / 2.25 Center Out - Aggressive Sound	2.25 inFlowmaster 8425152 Super 10 Muffler 409S - 2.50 Center In / 2.25 Dual Out - Aggressive Sound

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About this item

Product details

Super 10 Series Stainless Steel - 2.50 Offset In / 2.50 Offset Out - Aggressive Sound;

Super 10 Series 409S stainless steel - single chamber mufflers. Intended for customers who desire the loudest and most aggressive sound they can find. Because these mufflers are so aggressive, they are recommended only for off highway use and not for street driven vehicles. These mufflers utilize the same patented Delta Flow technology that is found in Flowmaster's other Super series mufflers to deliver maximum performance. Constructed of 16 gauge 409S stainless steel and fully MIG welded for maximum durability.;

Delta Flow Technology
Super 10 Sound Level
409SS Stainless Steel Construction
Intended only for off-road or race applications

info:

We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here, and we have not verified it.

Specifications

Vehicle make

Ford

Vehicle model

Mustang

Inlet diameter

2.500 in.

Outlet diameter

2.500 in

Warranty

Warranty information

Lifetime Limited

Please be aware that the warranty terms on items offered for sale by third party Marketplace sellers may differ from those displayed in this section (if any). To confirm warranty terms on an item offered for sale by a third party Marketplace seller, please use the 'Contact seller' feature on the third party Marketplace seller's information page and request the item's warranty terms prior to purchase.

Warranty url

https://www.catalograck.com/ImgVD/FLT/FM_Warranty_General.pdf

Warnings

WARNING: WARNING: This product can expose you to chemicals including nickel (metallic) and chromium (hexavalent compounds) which are known to the State of California to cause cancer and birth defects, or other reproductive harm (For more information go to www.p65warnings.ca.gov)

Customer ratings & reviews

5 out of 5 stars

stars3 ratings3 reviews

How item rating is calculated

Filtered and sorted results would be available on the new 'Customer ratings & reviews' page.

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Showing 1-3 of 3 reviews

Oct 8, 2025

ShawnQ

5 out of 5 stars review

Seller Verified Purchase

Nice sound

For my kids Camino. He (and I) love the sound and the small size was perfect for the G body

Review from jegs.com

Helpful?

Jan 29, 2025

Tyler

5 out of 5 stars review

Verified Purchase

Sounds great

Woke up my f150 4.6 v8, now sounds like a mustang gt

Helpful?

Nov 20, 2015

Justin4mopar

5 out of 5 stars review

Great all around!

Very good shipping got the mufflers fast and undamaged. Put these on my 2006 Chrysler 300c, it sounds 10x better and I would definitely recommend these to anyone looking for loud yet toned mufflers.

Review from jegs.com

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Flowmaster 842518 Super 10 Muffler 409S - 2.50 Offset In / 2.50 Offset Out - Aggressive Sound

Key item features

Specs

How do you want your item?

More seller options (14)

Get free delivery, shipping and more*

Compare with similar items

Viewing this item

About this item

Product details

Specifications

Vehicle make

Vehicle model

Inlet diameter

Outlet diameter

Warranty

Warranty information

Warranty url

Warnings

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