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Home
Dynomax Exhaust
K&N Filter
On Sale
Performance Parts

2.5 Inches/2.5 Inches Dynomax Exhaust/K&N Filter Performance Parts

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Tube Size (Inlet
2.5 Inches/2.5 Inches
Brand
Dynomax Exhaust
K&N Filter
Type of Muffler
Straight Through

Brand

Banks Power (3)
Borla (11)
Flowmaster Exhaust (3)
MagnaFlow Exhaust (53)

Fitment

Universal Fit (16)

Inlet Location

Centered (8)
Dual Offset (1)
Offset (7)

Material

Aluminized Steel (2)
Stainless Steel (14)

Outlet Location

Centered (12)
Dual Offset (3)
Offset (1)

Type of Muffler

Baffled (2)
Chambered (6)
Turbo (9)

Part Type

Exhaust Muffler (10)
Muffler (6)

Price Range

$1 to $99 (7)
$100 to $199 (5)
$200 to $299 (2)
$300 to $399 (1)
$400 to $499 (1)

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2.5 Inches/2.5 Inches Dynomax Exhaust/K&N Filter On Sale

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DynoMax Stainless Glasspack Mufflers

Dynomax Exhaust Thrush Glasspack Muffler

From $161.99

Universal
Steel
Red
California Residents: WARNING

From $161.99

5.0 5.0 (4)

Dynomax Exhaust Ultra Flo Welded Universal Muffler

From $176.99

Universal
Stainless steel
California Residents: WARNING

From $176.99

5.0 5.0 (2)

Dynomax Exhaust Bullet Muffler Race Series

From $63.99

Bullet Muffler
Race Series
Round
409 Stainless Steel & Aluminized
California Residents: WARNING

From $63.99

5.0 5.0 (2)

Dynomax Exhaust Ultra Flo SS Muffler

From $136.99

Stainless Steel
Universal
Oval
California Residents: WARNING

From $136.99

5.0 5.0 (5)

Dynomax Exhaust Ultra Flo X Muffler

From $211.99

Universal
Stainless steel
California Residents: WARNING

From $211.99

16 Products

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Dynomax Ultra Flo Welded Muffler - 17218

Part Number: DYN17218

Dynomax Ultra Flo Welded Muffler - 17218

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Fitment: Universal Fit
Universal
Stainless Steel
2.5 inch inlet/outlet
19 inch length
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Dynomax Ultra Flo Welded Muffler - 17218

Part #: DYN17218

$96.99

$200.38

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Universal
Stainless Steel
2.5 inch inlet/outlet
19 inch length
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Dynomax Ultra-Flo Welded Muffler - 17219

Part Number: DYN17219

Dynomax Ultra-Flo Welded Muffler - 17219

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Fitment: Universal Fit
Type Of Muffler: Straight Through
Inlet Location: Side
Outlet Location: Center
Muffler Material: Stainless Steel
Number of Inlets: 1
Number of Outlets: 1
Muffler Shape: Oval
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$90.99

$191.04

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Dynomax Ultra-Flo Welded Muffler - 17219

Part #: DYN17219

$90.99

$191.04

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Fitment: Universal Fit
Type Of Muffler: Straight Through
Inlet Location: Side
Outlet Location: Center
Muffler Material: Stainless Steel
Number of Inlets: 1
Number of Outlets: 1
Muffler Shape: Oval
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Dynomax Ultra Flo Welded Muffler - 17222

Part Number: DYN17222

Dynomax Ultra Flo Welded Muffler - 17222

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Fitment: Universal Fit
Universal
Stainless Steel
Offset 2.5 inch inlet
Offset 2.5 inch outlet
19 inch length
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Dynomax Ultra Flo Welded Muffler - 17222

Part #: DYN17222

$90.99

$191.04

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Fitment: Universal Fit
Universal
Stainless Steel
Offset 2.5 inch inlet
Offset 2.5 inch outlet
19 inch length
California Residents: WARNING

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

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Part Number: DYN17263

Dynomax Ultra Flo SS Muffler - 17263

5.0 5.0 (1)

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Fitment: Universal Fit
Universal
Stainless Steel
2.5 inch inlet/outlet
20 inch length
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$136.99

$196.68

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Dynomax Ultra Flo SS Muffler - 17263

Part #: DYN17263

5.0 5.0 (1)

$136.99

$196.68

Only 3 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 3 left in Stock ?

Fitment: Universal Fit
Universal
Stainless Steel
2.5 inch inlet/outlet
20 inch length
California Residents: WARNING

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PROMOTIONS AUTOMATICALLY APPLIED

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

SHOP 4WP's HUGE SELECTION

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Dynomax Ultra Flo Welded Muffler - 17513

Part Number: DYN17513

Dynomax Ultra Flo Welded Muffler - 17513

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Fitment: Universal Fit
Universal
Stainless Steel
Offset 2.5 inch inlet
2.5 inch outlet
25 inch length
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$217.82

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Dynomax Ultra Flo Welded Muffler - 17513

Part #: DYN17513

$176.99

$217.82

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How to Get it

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

Ship to Home:

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Fitment: Universal Fit
Universal
Stainless Steel
Offset 2.5 inch inlet
2.5 inch outlet
25 inch length
California Residents: WARNING

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- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

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

SHOP 4WP's HUGE SELECTION

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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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Part Number: DYN24215

Dynomax Race Bullet Muffler - 24215

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Fitment: Universal Fit
Universal
Aluminized Steel
2.5 inch inlet/outlet
16.5 inch length
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$83.99

$120.40

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Dynomax Race Bullet Muffler - 24215

Part #: DYN24215

$83.99

$120.40

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Fitment: Universal Fit
Universal
Aluminized Steel
2.5 inch inlet/outlet
16.5 inch length
California Residents: WARNING

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PROMOTIONS AUTOMATICALLY APPLIED

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

SHOP 4WP's HUGE SELECTION

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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Dynomax Ultra Flo Welded Muffler - 17230

Part Number: DYN17230

Dynomax Ultra Flo Welded Muffler - 17230

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Fitment: Universal Fit
Universal
Stainless Steel
2.5 inch inlet/outlet
21 inch length
California Residents: WARNING

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PROMOTIONS AUTOMATICALLY APPLIED

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

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$96.99

$156.37

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Dynomax Ultra Flo Welded Muffler - 17230

Part #: DYN17230

$96.99

$156.37

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Fitment: Universal Fit
Universal
Stainless Steel
2.5 inch inlet/outlet
21 inch length
California Residents: WARNING

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PROMOTIONS AUTOMATICALLY APPLIED

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

SHOP 4WP's HUGE SELECTION

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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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Dynomax Ultra-Flo Welded Muffler - 17234

Part Number: DYN17234

Dynomax Ultra-Flo Welded Muffler - 17234

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Fitment: Universal Fit
Type Of Muffler: Straight Through
Inlet Location: Center Inlet
Outlet Location: Dual Outlet
Muffler Material: Stainless Steel
Number of Inlets: 2
Number of Outlets: 2
Muffler Shape: Oval
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$305.99

$371.41

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Dynomax Ultra-Flo Welded Muffler - 17234

Part #: DYN17234

$305.99

$371.41

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Fitment: Universal Fit
Type Of Muffler: Straight Through
Inlet Location: Center Inlet
Outlet Location: Dual Outlet
Muffler Material: Stainless Steel
Number of Inlets: 2
Number of Outlets: 2
Muffler Shape: Oval
California Residents: WARNING

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PROMOTIONS AUTOMATICALLY APPLIED

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

SHOP 4WP's HUGE SELECTION

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Dynomax Ultra Flo Welded Muffler - 17236

Part Number: DYN17236

Dynomax Ultra Flo Welded Muffler - 17236

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Fitment: Universal Fit
Universal
Stainless Steel
Offset 2.5 inch inlet
Center 2.5 inch outlet
29 inch length
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Dynomax Ultra Flo Welded Muffler - 17236

Part #: DYN17236

$177.99

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Fitment: Universal Fit
Universal
Stainless Steel
Offset 2.5 inch inlet
Center 2.5 inch outlet
29 inch length
California Residents: WARNING

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PROMOTIONS AUTOMATICALLY APPLIED

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

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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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Part Number: DYN17283

Dynomax Ultra Flo SS Muffler - 17283

5.0 5.0 (1)

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Fitment: Universal Fit
Ultra Flo SS
Muffler
Universal
Oval
Street
California Residents: WARNING

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$137.99

$157.92

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Dynomax Ultra Flo SS Muffler - 17283

Part #: DYN17283

5.0 5.0 (1)

$137.99

$157.92

On Backorder

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EASY RETURNS

How to Get it

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

Ship to Home:

On Backorder

Fitment: Universal Fit
Ultra Flo SS
Muffler
Universal
Oval
Street
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

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

SHOP 4WP's HUGE SELECTION

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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Part Number: DYN17289

Dynomax Ultra Flo SS Muffler - 17289

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How to Get it

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

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On Backorder

Fitment: Universal Fit
Universal
Stainless Steel
Offset 2.5 inch inlet
2.5 inch outlet
25 inch length
California Residents: WARNING

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PROMOTIONS AUTOMATICALLY APPLIED

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

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Qualifies for Free Shipping

$270.99

$297.09

On Backorder

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EASY RETURNS

Dynomax Ultra Flo SS Muffler - 17289

Part #: DYN17289

$270.99

$297.09

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
Universal
Stainless Steel
Offset 2.5 inch inlet
2.5 inch outlet
25 inch length
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

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

SHOP 4WP's HUGE SELECTION

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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Part Number: DYN17553

Dynomax Ultra-Flo X Muffler - 17553

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How to Get it

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Fitment: Universal Fit
Type Of Muffler: Straight Through
Inlet Location: Dual Inlet
Outlet Location: Dual Outlet
Muffler Material: Stainless Steel
Number of Inlets: 2
Number of Outlets: 2
Muffler Shape: Oval
California Residents: WARNING

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PROMOTIONS AUTOMATICALLY APPLIED

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

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

$211.99

$261.26

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Dynomax Ultra-Flo X Muffler - 17553

Part #: DYN17553

$211.99

$261.26

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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
Type Of Muffler: Straight Through
Inlet Location: Dual Inlet
Outlet Location: Dual Outlet
Muffler Material: Stainless Steel
Number of Inlets: 2
Number of Outlets: 2
Muffler Shape: Oval
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

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

SHOP 4WP's HUGE SELECTION

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

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Part Number: DYN17556

Dynomax Ultra Flo SS Muffler - 17556

5.0 5.0 (1)

How to Get it

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

Ship to Home:

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Fitment: Universal Fit
Ultra Flo SS
Muffler
Direct-Fit
Oval
2.5 ID
Stainless Steel Spouts
California Residents: WARNING

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PROMOTIONS AUTOMATICALLY APPLIED

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

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

$461.67

On Backorder

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Dynomax Ultra Flo SS Muffler - 17556

Part #: DYN17556

5.0 5.0 (1)

$461.67

On Backorder

Email me when this product comes in stock

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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
Ultra Flo SS
Muffler
Direct-Fit
Oval
2.5 ID
Stainless Steel Spouts
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

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

SHOP 4WP's HUGE SELECTION

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

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Part Number: DYN24236

Dynomax Bullet Race Muffler - 24236

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
Universal
Aluminized Steel
2.5 inch inlet/outlet
23.5 inch length
California Residents: WARNING

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PROMOTIONS AUTOMATICALLY APPLIED

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

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping on Orders Over $99

$87.99

$96.46

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Dynomax Bullet Race Muffler - 24236

Part #: DYN24236

5.0 5.0 (1)

$87.99

$96.46

On Backorder

Email me when this product comes in stock

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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
Universal
Aluminized Steel
2.5 inch inlet/outlet
23.5 inch length
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

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

SHOP 4WP's HUGE SELECTION

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

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Enter email address to change your password

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Part Number: DYN24240

Dynomax Glass Pack Muffler - 24240

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How to Get it

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

Ship to Home:

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Fitment: Universal Fit
Universal
Stainless Steel
2.5 inch inlet/outlet
25 inch length
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

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

SHOP 4WP's HUGE SELECTION

Qualifies for Free Shipping

$161.99

$177.41

On Backorder

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LOW PRICE GUARANTEE

EASY RETURNS

Dynomax Glass Pack Muffler - 24240

Part #: DYN24240

$161.99

$177.41

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
Universal
Stainless Steel
2.5 inch inlet/outlet
25 inch length
California Residents: WARNING

+ View More Specs

- View Less Specs

PROMOTIONS AUTOMATICALLY APPLIED

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

SHOP 4WP's HUGE SELECTION

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