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Home
Flowmaster Exhaust
Rightline Gear
On Sale
Performance Parts

2.5 Inches Dual Side Flowmaster Exhaust Performance Parts

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Tubing Size
2.5 Inches
Exit Location
Dual Side
Brand
Flowmaster Exhaust
Rightline Gear

Brand

Dynomax Exhaust (1)
MagnaFlow Exhaust (1)

Fitment

Direct Fit (24)

Material

Aluminized Steel (8)
Stainless Steel (16)

System Type

Cat-Back (24)

Tip Included

Tip is included (24)

Tubing Size

2.75 Inches/2.5 Inches (1)
3 Inches (2)
3 Inches/2.5 Inches (2)

Part Type

Exhaust System Kit (24)

Price Range

$500 to $749 (4)
$750 to $999 (13)
Over $1000 (7)

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2.5 Inches Dual Side Flowmaster Exhaust On Sale

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Flowmaster American Thunder Exhaust Systems

Flowmaster Exhaust American Thunder Cat Back Exhaust System

From $1,030.95

Mandrel bent 16 Gauge Tubing
Moderate Sound exterior exhaust tone
Includes hangers and hardware for easy installation
Dyno tuned for maximum performance
California Residents: WARNING

From $1,030.95

3.8 3.8 (129)

Flowmaster Force II Cat-Back Exhaust Systems

Flowmaster Exhaust Force II Cat Back System

From $1,065.95

Mandrel bent 16 gauge stainless steel tubing
Stock to mild exterior exhaust tone
Includes hangers and hardware for easy installation
Dyno tuned for maximum performance
California Residents: WARNING

From $1,065.95

3.3 3.3 (35)

24 Products

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Flowmaster American Thunder Exhaust System - 17468

Part Number: FLW17468

Flowmaster American Thunder Exhaust System - 17468

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Fitment: Direct Fit
American Thunder Exhaust System
Single
Dual Rear/Side Exit
w/ Dual Flanged Cats
70 Series Big Block II Muffler
California Residents: WARNING

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$886.00

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Flowmaster American Thunder Exhaust System - 17468

Part #: FLW17468

$796.95

$886.00

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American Thunder Exhaust System
Single
Dual Rear/Side Exit
w/ Dual Flanged Cats
70 Series Big Block II Muffler
California Residents: WARNING

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Flowmaster American Thunder Exhaust System - 17470

Part Number: FLW17470

Flowmaster American Thunder Exhaust System - 17470

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Fitment: Direct Fit
American Thunder Exhaust System
Single
Dual Rear/Side Exit
w/ Dual Cats
70 Series Big Block II Muffler
California Residents: WARNING

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$750.95

$835.00

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Flowmaster American Thunder Exhaust System - 17470

Part #: FLW17470

$750.95

$835.00

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Free! Curbside & In-Store Pickup: Select A Store Near You

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Fitment: Direct Fit
American Thunder Exhaust System
Single
Dual Rear/Side Exit
w/ Dual Cats
70 Series Big Block II Muffler
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

Lowest Price! Guaranteed! Request A Price Match

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Flowmaster American Thunder Cat Back Exhaust System - 817680

Part Number: FLW817680

Flowmaster American Thunder Cat Back Exhaust System - 817680

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Fitment: Direct Fit
Dual Rear Exit
Super 40 Series Mufflers
409S Stainless Steel
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$1,034.95

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Flowmaster American Thunder Cat Back Exhaust System - 817680

Part #: FLW817680

$1,034.95

$1,150.00

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Fitment: Direct Fit
Dual Rear Exit
Super 40 Series Mufflers
409S Stainless Steel
California Residents: WARNING

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Lowest Price! Guaranteed! Request A Price Match

Qualifies for Free Shipping

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Flowmaster American Thunder Cat Back Exhaust System - 817699

Part Number: FLW817699

Flowmaster American Thunder Cat Back Exhaust System - 817699

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Free! Curbside & In-Store Pickup: Select A Store Near You

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Only 3 left in Stock ?

Fitment: Direct Fit
Dual
Dual Rear/Sie Exit
50 Series Heavy Duty Muffler
409 Stainless Steel
California Residents: WARNING

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- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

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Qualifies for Free Shipping

$951.95

$1,058.00

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Flowmaster American Thunder Cat Back Exhaust System - 817699

Part #: FLW817699

$951.95

$1,058.00

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How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

Only 3 left in Stock ?

Fitment: Direct Fit
Dual
Dual Rear/Sie Exit
50 Series Heavy Duty Muffler
409 Stainless Steel
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

Lowest Price! Guaranteed! Request A Price Match

Qualifies for Free Shipping

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Flowmaster Exhaust American Thunder Cat-Back Exhaust System - 817913

Part Number: FLW817913

Flowmaster Exhaust American Thunder Cat-Back Exhaust System - 817913

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Fitment: Direct Fit
3.6L engine
Mandrel-bent 16-gauge stainless steel tubing
Polished 3.50-inch stainless steel exhaust tips
Side exit tailpipes are ideal for towing
Uses factory hanger locations
Deep powerful exterior sound
Super 44 Performance Muffler
Stainless steel construction
Lifetime Limited Warranty
Clears factory spare tire
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

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$838.95

$933.00

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Flowmaster Exhaust American Thunder Cat-Back Exhaust System - 817913

Part #: FLW817913

3.0 3.0 (2)

$838.95

$933.00

Only 3 left in Stock ?

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How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

Only 3 left in Stock ?

Fitment: Direct Fit
3.6L engine
Mandrel-bent 16-gauge stainless steel tubing
Polished 3.50-inch stainless steel exhaust tips
Side exit tailpipes are ideal for towing
Uses factory hanger locations
Deep powerful exterior sound
Super 44 Performance Muffler
Stainless steel construction
Lifetime Limited Warranty
Clears factory spare tire
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

Lowest Price! Guaranteed! Request A Price Match

4WP PROTECTION PLAN

Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!

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Flowmaster American Thunder Exhaust System - 817417

Part Number: FLW817417

Flowmaster American Thunder Exhaust System - 817417

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How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

Only 2 left in Stock ?

Fitment: Direct Fit
American Thunder Exhaust System
Single
Dual Rear/Side Exit
Super 40 Series Muffler
409 Stanless Steel
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

Lowest Price! Guaranteed! Request A Price Match

Qualifies for Free Shipping

$937.95

$1,043.00

Only 2 left in Stock ?

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Flowmaster American Thunder Exhaust System - 817417

Part #: FLW817417

$937.95

$1,043.00

Only 2 left in Stock ?

+ Add to Wishlist

LOW PRICE GUARANTEE

EASY RETURNS

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

Only 2 left in Stock ?

Fitment: Direct Fit
American Thunder Exhaust System
Single
Dual Rear/Side Exit
Super 40 Series Muffler
409 Stanless Steel
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

Lowest Price! Guaranteed! Request A Price Match

Qualifies for Free Shipping

4WP PROTECTION PLAN

Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!

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Flowmaster American Thunder Cat Back Exhaust System - 817490

Part Number: FLW817490

Flowmaster American Thunder Cat Back Exhaust System - 817490

Be the first to review

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

Only 1 left in Stock ?

Fitment: Direct Fit
American Thunder Cat Back Exhaust System
Single
Dual Rear/Side Exits
50 Series Heavy Duty Muffler
409 Stanless Steel
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

Lowest Price! Guaranteed! Request A Price Match

Qualifies for Free Shipping

$1,030.95

$1,146.00

Only 1 left in Stock ?

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Flowmaster American Thunder Cat Back Exhaust System - 817490

Part #: FLW817490

$1,030.95

$1,146.00

Only 1 left in Stock ?

+ Add to Wishlist

LOW PRICE GUARANTEE

EASY RETURNS

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

Only 1 left in Stock ?

Fitment: Direct Fit
American Thunder Cat Back Exhaust System
Single
Dual Rear/Side Exits
50 Series Heavy Duty Muffler
409 Stanless Steel
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

Lowest Price! Guaranteed! Request A Price Match

Qualifies for Free Shipping

4WP PROTECTION PLAN

Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!

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Flowmaster American Thunder Cat Back Exhaust System - 817507

Part Number: FLW817507

Flowmaster American Thunder Cat Back Exhaust System - 817507

5.0 5.0 (1)

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

Only 2 left in Stock ?

Fitment: Direct Fit
American Thunder Cat Back Exhaust System
Single
Dual Rear/Side Exits
50 Series Heavy Duty Muffler
409S Stainless Steel
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

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Qualifies for Free Shipping

$920.95

$1,024.00

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Flowmaster American Thunder Cat Back Exhaust System - 817507

Part #: FLW817507

5.0 5.0 (1)

$920.95

$1,024.00

Only 2 left in Stock ?

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EASY RETURNS

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

Only 2 left in Stock ?

Fitment: Direct Fit
American Thunder Cat Back Exhaust System
Single
Dual Rear/Side Exits
50 Series Heavy Duty Muffler
409S Stainless Steel
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

Lowest Price! Guaranteed! Request A Price Match

Qualifies for Free Shipping

4WP PROTECTION PLAN

Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!

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Flowmaster American Thunder Cat Back Exhaust System - 817522

Part Number: FLW817522

Flowmaster American Thunder Cat Back Exhaust System - 817522

Be the first to review

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

Only 2 left in Stock ?

Fitment: Direct Fit
American Thunder Cat Back Exhaust System
Single
Dual Rear/Side Exits
409S Stainless Steel
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

Lowest Price! Guaranteed! Request A Price Match

Qualifies for Free Shipping

$920.95

$1,024.00

Only 2 left in Stock ?

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Flowmaster American Thunder Cat Back Exhaust System - 817522

Part #: FLW817522

$920.95

$1,024.00

Only 2 left in Stock ?

+ Add to Wishlist

LOW PRICE GUARANTEE

EASY RETURNS

How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

Only 2 left in Stock ?

Fitment: Direct Fit
American Thunder Cat Back Exhaust System
Single
Dual Rear/Side Exits
409S Stainless Steel
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

Lowest Price! Guaranteed! Request A Price Match

Qualifies for Free Shipping

4WP PROTECTION PLAN

Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!

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Flowmaster American Thunder Cat Back Exhaust System - 817664

Part Number: FLW817664

Flowmaster American Thunder Cat Back Exhaust System - 817664

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Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

In-Stock Ships today ?

Fitment: Direct Fit
Dual
Dual Rear/Side Exit
40 Series Big Block Mufflers
California Residents: WARNING

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$1,106.95

$1,230.00

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Flowmaster American Thunder Cat Back Exhaust System - 817664

Part #: FLW817664

$1,106.95

$1,230.00

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How to Get it

Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

In-Stock Ships today ?

Fitment: Direct Fit
Dual
Dual Rear/Side Exit
40 Series Big Block Mufflers
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

Lowest Price! Guaranteed! Request A Price Match

Qualifies for Free Shipping

4WP PROTECTION PLAN

Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!

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Flowmaster American Thunder Exhaust System - 17342

Part Number: FLW17342

Flowmaster American Thunder Exhaust System - 17342

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Free! Curbside & In-Store Pickup: Select A Store Near You

Ship to Home:

On Backorder

Fitment: Direct Fit
American Thunder Exhaust System
Single
Dual Side Exit
California Residents: WARNING

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$829.95

$923.00

On Backorder

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Flowmaster American Thunder Exhaust System - 17342

Part #: FLW17342

$829.95

$923.00

On Backorder

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Flowmaster American Thunder Exhaust System - 17368

Part Number: FLW17368

Flowmaster American Thunder Exhaust System - 17368

5.0 5.0 (1)

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American Thunder Exhaust System
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50 Series Heavy Duty Muffler
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Flowmaster American Thunder Exhaust System - 17368

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5.0 5.0 (1)

$791.95

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American Thunder Exhaust System
Single
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50 Series Heavy Duty Muffler
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Flowmaster American Thunder Exhaust System - 17419

Part Number: FLW17419

Flowmaster American Thunder Exhaust System - 17419

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American Thunder Exhaust System
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50 Series SUV Muffler
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$709.95

$789.00

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Flowmaster American Thunder Exhaust System - 17419

Part #: FLW17419

$709.95

$789.00

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American Thunder Exhaust System
Single
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50 Series SUV Muffler
California Residents: WARNING

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Flowmaster American Thunder Exhaust System - 17430

Part Number: FLW17430

Flowmaster American Thunder Exhaust System - 17430

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American Thunder Exhaust System
Single
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50 Series SUV Muffler
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$668.95

$718.00

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Flowmaster American Thunder Exhaust System - 17430

Part #: FLW17430

$668.95

$718.00

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American Thunder Exhaust System
Single
Dual Side Exit
50 Series SUV Muffler
California Residents: WARNING

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Flowmaster American Thunder Exhaust System - 17471

Part Number: FLW17471

Flowmaster American Thunder Exhaust System - 17471

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Fitment: Direct Fit
American Thunder Exhaust System
Single
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50 Series SUV Muffler
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$740.95

$796.00

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Flowmaster American Thunder Exhaust System - 17471

Part #: FLW17471

$740.95

$796.00

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American Thunder Exhaust System
Single
Dual Rear/Side Exit
50 Series SUV Muffler
California Residents: WARNING

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Flowmaster American Thunder Exhaust System - 17476

Part Number: FLW17476

Flowmaster American Thunder Exhaust System - 17476

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50 Series SUV Muffler
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$814.95

$906.00

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Flowmaster American Thunder Exhaust System - 17476

Part #: FLW17476

$814.95

$906.00

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American Thunder Exhaust System
Single
Dual Rear/Side Exit
50 Series SUV Muffler
California Residents: WARNING

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Flowmaster Exhaust American Thunder Cat-Back Exhaust System - 817853

Part Number: FLW817853

Flowmaster Exhaust American Thunder Cat-Back Exhaust System - 817853

3.8 3.8 (26)

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Fitment: Direct Fit
Chevrolet Silverado 1500 5.3L with new body style
GMC Sierra 1500 5.3L with new body style
Large 3.5" polished 304 stainless tips
Uses the factory hanger locations
Deep powerful performance tone
Full stainless steel construction
Clears factory spare tire
Lifetime limited warranty
Mandrel-bent tubing
Easy installation
California Residents: WARNING

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$1,103.95

$1,227.00

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Flowmaster Exhaust American Thunder Cat-Back Exhaust System - 817853

Part #: FLW817853

3.8 3.8 (26)

$1,103.95

$1,227.00

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Fitment: Direct Fit
Chevrolet Silverado 1500 5.3L with new body style
GMC Sierra 1500 5.3L with new body style
Large 3.5" polished 304 stainless tips
Uses the factory hanger locations
Deep powerful performance tone
Full stainless steel construction
Clears factory spare tire
Lifetime limited warranty
Mandrel-bent tubing
Easy installation
California Residents: WARNING

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- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

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Flowmaster American Thunder Cat Back Exhaust System - 817423

Part Number: FLW817423

Flowmaster American Thunder Cat Back Exhaust System - 817423

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Fitment: Direct Fit
American Thunder Cat Back Exhaust System
Dual
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409S Stainless Steel
California Residents: WARNING

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$894.95

$995.00

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Flowmaster American Thunder Cat Back Exhaust System - 817423

Part #: FLW817423

$894.95

$995.00

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Fitment: Direct Fit
American Thunder Cat Back Exhaust System
Dual
Dual Rear/Side Exits
409S Stainless Steel
California Residents: WARNING

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PROMOTIONS AUTOMATICALLY APPLIED

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Flowmaster American Thunder Cat Back Exhaust System - 817425

Part Number: FLW817425

Flowmaster American Thunder Cat Back Exhaust System - 817425

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Fitment: Direct Fit
American Thunder Cat Back Exhaust System
Single
Dual Rear/Side Exits
Super 50 Series Muffler/Resonator
409 Stanless Steel
California Residents: WARNING

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$1,096.95

$1,219.00

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Flowmaster American Thunder Cat Back Exhaust System - 817425

Part #: FLW817425

$1,096.95

$1,219.00

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Fitment: Direct Fit
American Thunder Cat Back Exhaust System
Single
Dual Rear/Side Exits
Super 50 Series Muffler/Resonator
409 Stanless Steel
California Residents: WARNING

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PROMOTIONS AUTOMATICALLY APPLIED

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Flowmaster American Thunder Cat Back Exhaust System - 817428

Part Number: FLW817428

Flowmaster American Thunder Cat Back Exhaust System - 817428

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Fitment: Direct Fit
American Thunder Cat Back Exhaust System
Single
Dual Rear/Side Exit
40 Series Muffler
Tube Extensions
California Residents: WARNING

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$985.95

$1,096.00

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Flowmaster American Thunder Cat Back Exhaust System - 817428

Part #: FLW817428

$985.95

$1,096.00

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American Thunder Cat Back Exhaust System
Single
Dual Rear/Side Exit
40 Series Muffler
Tube Extensions
California Residents: WARNING

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PROMOTIONS AUTOMATICALLY APPLIED

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Flowmaster American Thunder Cat Back Exhaust System - 817432

Part Number: FLW817432

Flowmaster American Thunder Cat Back Exhaust System - 817432

5.0 5.0 (1)

How to Get it

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Fitment: Direct Fit
American Thunder Cat Back Exhaust System
Single
Dual Side Exit
Super 50 Series SUV Muffler
California Residents: WARNING

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$749.95

$834.00

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Flowmaster American Thunder Cat Back Exhaust System - 817432

Part #: FLW817432

5.0 5.0 (1)

$749.95

$834.00

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Free! Curbside & In-Store Pickup: Select A Store Near You

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Fitment: Direct Fit
American Thunder Cat Back Exhaust System
Single
Dual Side Exit
Super 50 Series SUV Muffler
California Residents: WARNING

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Flowmaster American Thunder Cat Back Exhaust System - 817471

Part Number: FLW817471

Flowmaster American Thunder Cat Back Exhaust System - 817471

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Free! Curbside & In-Store Pickup: Select A Store Near You

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Fitment: Direct Fit
American Thunder Cat Back Exhaust System
Single
Dual Rear/Side Exit
Super 50 Series Muffler
409S Stainless Steel
California Residents: WARNING

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$951.95

$1,023.00

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Flowmaster American Thunder Cat Back Exhaust System - 817471

Part #: FLW817471

$951.95

$1,023.00

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Fitment: Direct Fit
American Thunder Cat Back Exhaust System
Single
Dual Rear/Side Exit
Super 50 Series Muffler
409S Stainless Steel
California Residents: WARNING

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PROMOTIONS AUTOMATICALLY APPLIED

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Flowmaster Force II Cat Back System - 817492

Part Number: FLW817492

Flowmaster Force II Cat Back System - 817492

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Fitment: Direct Fit
Force II Cat Back System
Dual
Dual Rear/Side Exit
Super 50 Series Muffler
California Residents: WARNING

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$1,065.95

$1,185.00

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Flowmaster Force II Cat Back System - 817492

Part #: FLW817492

$1,065.95

$1,185.00

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Fitment: Direct Fit
Force II Cat Back System
Dual
Dual Rear/Side Exit
Super 50 Series Muffler
California Residents: WARNING

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4WP PROTECTION PLAN

Our Protection Plan covers your investment above and beyond the manufacturer's coverage. For only 10% more, if your item is damaged, fails or malfunctions, we'll replace it for free!

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