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Home
Body Armor 4x4
Flowmaster Exhaust
On Sale
Performance Parts

Dual Offset Aluminized Steel Body Armor 4x4 Performance Parts

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Your Selection

Material
Aluminized Steel
Brand
Body Armor 4x4
Flowmaster Exhaust
Inlet Location
Dual Offset

Fitment

Universal Fit (6)

Inlet Location

Centered (11)
Offset (11)

Material

Stainless Steel (1)

Outlet Location

Centered (3)
Dual Offset (3)

Tube Size (Inlet/Outlet)

2.25 Inches/2.25 Inches (2)
2.25 Inches/3 Inches (2)
2.5 Inches/3 Inches (1)
2.75 Inches/2.5 Inches (1)

Type of Muffler

Chambered (6)

Part Type

Exhaust Muffler (3)
Muffler (3)

Price Range

$1 to $99 (1)
$100 to $199 (2)
$200 to $299 (3)

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Dual Offset Aluminized Steel Body Armor 4x4 On Sale

4 Product Groups

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Flowmaster 70 Series Big Block II Mufflers

Flowmaster Exhaust 70 Series Big Block II Muffler

From $221.95

Best suited for truck applications – quiet operation!
Features three-chamber, Delta Flow Technology
Constructed of 16-gauge aluminized steel
Fully MIG-welded for maximum durability
Covered by three year warranty
California Residents: WARNING

From $221.95

4.5 4.5 (4)

Flowmaster Super 50 Series Delta Flow Mufflers

From $185.95

The most versatile muffler we make for a wide variety of applications
Excellent choice for muscle cars and performance street machine
Features three chamber Delta Flow Technology
Constructed of 16-gauge aluminized steel or 409S Stainless Steek
Fuly MIG-welded for maximum durability
California Residents: WARNING

From $185.95

Flowmaster Exhaust 40 Series Delta Flow Muffler

From $99.95

The muffler that started it all, the original 40 Series Muffler is an aggressive sounding street/strip muffler that delivers a powerful ?Flowmaster? Sound? you?ve heard so much about it. If you really want to hear your exhaust system and that great muscle car tone ? from both inside and out of the vehicle ? the 40 Series is for you.
California Residents: WARNING

From $99.95

Flowmaster Exhaust 50 Series Big Block Muffler

From $278.95

Our largest and quietest muffler, the 50 Series Big Block Mufflers is made for tow vehicles, full-size trucks, large SUV?s and RV?s / Motor Homes. More than just compatible with big cubic inch engine applications, the 50 Series Big Block incorporates a very large Resonance Tuning Chamber to almost completely reduce interior sound in large cab vehicles and enough case volume to handle engines under heavy loads ? perfect for tow vehicles. Significant improvements in mileage, torque, and horsepower are to be expected from this muffler, as well as decreased engine heat and wear.
California Residents: WARNING

From $278.95

6 Products

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Part Number: FLW425403

Flowmaster 40 Series Original - 425403

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Ship to Home:

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Fitment: Universal Fit
40 Series Muffler, 2.50" IN (D) / 3.00" OUT (C): ea, 16 Gauge Aluminized Steel
California Residents: WARNING

PROMOTIONS AUTOMATICALLY APPLIED

We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!

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$99.95

$112.00

In-Stock Ships today ?

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Flowmaster 40 Series Original - 425403

Part #: FLW425403

$99.95

$112.00

In-Stock Ships today ?

+ 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:

In-Stock Ships today ?

Fitment: Universal Fit
40 Series Muffler, 2.50" IN (D) / 3.00" OUT (C): ea, 16 Gauge Aluminized Steel
California Residents: WARNING

+ View More Specs

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PROMOTIONS AUTOMATICALLY APPLIED

We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!

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 50 Series SUV Muffler - 524553

Part Number: FLW524553

Flowmaster 50 Series SUV Muffler - 524553

Be the first to review

How to Get it

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

Ship to Home:

On Backorder

Fitment: Universal Fit
50 Series SUV Muffler
Aluminized Steel
California Residents: WARNING

PROMOTIONS AUTOMATICALLY APPLIED

We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!

Lowest Price! Guaranteed! Request A Price Match

Qualifies for Free Shipping

$185.95

$207.00

On Backorder

Email me when this product comes in stock

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Flowmaster 50 Series SUV Muffler - 524553

Part #: FLW524553

$185.95

$207.00

On Backorder

Email me when this product comes 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:

On Backorder

Fitment: Universal Fit
50 Series SUV Muffler
Aluminized Steel
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!

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 50 Series SUV Muffler - 524554

Part Number: FLW524554

Flowmaster 50 Series SUV Muffler - 524554

Be the first to review

How to Get it

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

Ship to Home:

On Backorder

Fitment: Universal Fit
50 Series SUV Muffler
Aluminized Steel
California Residents: WARNING

PROMOTIONS AUTOMATICALLY APPLIED

We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!

Lowest Price! Guaranteed! Request A Price Match

Qualifies for Free Shipping

$185.95

$207.00

On Backorder

Email me when this product comes in stock

+ Add to Wishlist

LOW PRICE GUARANTEE

EASY RETURNS

Flowmaster 50 Series SUV Muffler - 524554

Part #: FLW524554

$185.95

$207.00

On Backorder

Email me when this product comes 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:

On Backorder

Fitment: Universal Fit
50 Series SUV Muffler
Aluminized Steel
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!

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!

No, thanks

Sign In Or Create an Account

Create An Account

Email Address

Password

Remember me

Reset Password

An email is sent to .

Enter email address to change your password

After you submit your email address, you'll receive an email a link that will let you change your password.

Email*

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First Name *:

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Must be at least 8 alphanumeric characters long and must contain at least 1 number.

Confirm Password *:

Yes, I would like to receive emails with the latest deals and specials.

Add to Wishlist

Flowmaster 70 Series Big Block II Muffler - 524703

Part Number: FLW524703

Flowmaster 70 Series Big Block II Muffler - 524703

5.0 5.0 (1)

How to Get it

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

Ship to Home:

On Backorder

Fitment: Universal Fit
70 Series Big Block II Muffler
Aluminized Steel
California Residents: WARNING

PROMOTIONS AUTOMATICALLY APPLIED

We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!

Lowest Price! Guaranteed! Request A Price Match

Qualifies for Free Shipping

$221.95

$239.00

On Backorder

Email me when this product comes in stock

+ Add to Wishlist

LOW PRICE GUARANTEE

EASY RETURNS

Flowmaster 70 Series Big Block II Muffler - 524703

Part #: FLW524703

5.0 5.0 (1)

$221.95

$239.00

On Backorder

Email me when this product comes 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:

On Backorder

Fitment: Universal Fit
70 Series Big Block II Muffler
Aluminized Steel
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!

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!

No, thanks

Sign In Or Create an Account

Create An Account

Email Address

Password

Remember me

Reset Password

An email is sent to .

Enter email address to change your password

After you submit your email address, you'll receive an email a link that will let you change your password.

Email*

Choose Your Secure Checkout Method

Email Address

Password

Remember me

Reset Password

Create An Account

First Name *:

Last Name *:

Email *:

Password *:

Must be at least 8 alphanumeric characters long and must contain at least 1 number.

Confirm Password *:

Yes, I would like to receive emails with the latest deals and specials.

Add to Wishlist

Flowmaster 70 Series Big Block II Muffler - 524704

Part Number: FLW524704

Flowmaster 70 Series Big Block II Muffler - 524704

Be the first to review

How to Get it

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

Ship to Home:

On Backorder

Fitment: Universal Fit
70 Series Big Block II Muffler
Aluminized Steel
California Residents: WARNING

PROMOTIONS AUTOMATICALLY APPLIED

We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!

Lowest Price! Guaranteed! Request A Price Match

Qualifies for Free Shipping

$221.95

$239.00

On Backorder

Email me when this product comes in stock

+ Add to Wishlist

LOW PRICE GUARANTEE

EASY RETURNS

Flowmaster 70 Series Big Block II Muffler - 524704

Part #: FLW524704

$221.95

$239.00

On Backorder

Email me when this product comes 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:

On Backorder

Fitment: Universal Fit
70 Series Big Block II Muffler
Aluminized Steel
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

We Pay the Sales Tax - 4th Of July Sale Weekend At 4WP!

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!

No, thanks