FINAL DAY! $20 Off $250 $40 Off $500 / $80 Off $1,000 - Use Promo Code: CLASSIC

Make/Model Search
Make/Engine Search

Brands
Savings Central
Contact Us
Help Center
1-800-230-3030

Call Us
My Garage
Wish List
Order Status & Returns

Welcome
My Account

Order Status

Wish List
Savings Central
Shop by Brand
Shop Your Passion
- Shop Your Passion
- Truck / SUV
  
  Jeep®
  
  Restoration
  
  Stock Replacement
  
  Late Model Muscle
  
  Tools
  
  Gifts, Clothing, & More
  
  Circle Track
  
  Street Rod
  
  Powersports
  
  Paint & Body
  
  Marine
  
  Jr Dragster
Gift Cards
My Garage
See Our Catalogs
News & Events
Career Opportunities
Contact Us
Help Center
1-800-230-3030 1-800-230-3030
New Products
Shop by Make/Model
Sign In

Search Make/Model

Search Make/Engine

Sign In

Welcome
Account Dashboard
Profile
Order Status & Returns
Buy It Again
Wish List
Rewards Program
Gift Cards & Summit Bucks
Address Book
My Garage Settings
Email Preferences
Text Notifications
My Reviews
My Questions
Catalogs
Tax Exemption
Sign In

$20 Off $250 $40 Off $500 / $80 Off $1,000
FINAL DAY! Use Promo Code: CLASSIC

Save Now on Select Restoration Parts & Supplies!

Filters

In Stock
- In Stock Items. Ships Today. (109) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- In Stock Items, Including at a Supplier. Ships In a Few Days. (109) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- All Items, Including Not In Stock (113) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Universal
- Yes (101) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- No (6) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Muffler Material
- Steel (64) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 409 stainless steel (43) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 304 stainless steel (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Make/Model
Make/Engine
Drivetrain
- 4 X 2 (3) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 4 X 4 (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 4WD (98) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- AWD (52) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- FWD (28) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- RWD (103) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Inlet Diameter (in.)
- 3.00 (43) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 2.50 (34) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 2.25 (22) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 3.50 (5) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 2.00 (4) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 2.75 (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Outlet Diameter (in.)
- 2.50 (40) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 3.00 (39) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 2.25 (20) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 3.50 (6) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 2.00 (4) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Inlet Quantity
- 1 (99) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 2 (10) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Outlet Quantity
- 1 (94) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 2 (15) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Electronic Valve
- No (108) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Yes (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Internal Construction
- Chambered (98) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Perforated stainless tube with packing (9) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Glass-wrap perforated tube (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Straight-through core (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Inlet Location
- Offset (77) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Center (31) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Price Range
Filter Options
- Circle Track (2)
- Stock Replacement (2)
Savings Central
- Free Shipping (4)
- On Sale (2)

Selected Filters

Filter Results by Vehicle

Loading...

Home
Exhaust
Mufflers & Resonators
Mufflers
Product Results

Availability

- In Stock Items. Ships Today. (109) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- In Stock Items, Including at a Supplier. Ships In a Few Days. (109) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- All Items, Including Not In Stock (113) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Filters
Universal
- Yes (101) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- No (6) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Muffler Material
- Steel (64) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 409 stainless steel (43) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 304 stainless steel (2) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Make/Model
Make/Engine
Drivetrain
- 4 X 2 (3) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 4 X 4 (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 4WD (98) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- AWD (52) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- FWD (28) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- RWD (103) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Inlet Diameter (in.)
- 3.00 (43) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 2.50 (34) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 2.25 (22) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 3.50 (5) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 2.00 (4) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 2.75 (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Outlet Diameter (in.)
- 2.50 (40) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 3.00 (39) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 2.25 (20) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 3.50 (6) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 2.00 (4) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Inlet Quantity
- 1 (99) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 2 (10) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Outlet Quantity
- 1 (94) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- 2 (15) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Electronic Valve
- No (108) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Yes (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Internal Construction
- Chambered (98) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Perforated stainless tube with packing (9) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Glass-wrap perforated tube (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Straight-through core (1) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Inlet Location
- Offset (77) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
- Center (31) The options in this area are not available since you have already selected choices in the area. Use the "Get Results" button for your current choices.
Price Range
Filter Options
- Circle Track (2)
- Stock Replacement (2)
Savings Central
- Free Shipping (4)
- On Sale (2)

Flowmaster Exhaust: Mufflers, Systems, Tips & More

For over 25 years, the Flowmaster tone has been thundering through streets and on tracks around the world! Housed in two state-of-the-art facilities, Flowmaster uses...

For over 25 years, the Flowmaster tone has been thundering through streets and on tracks around the world! Housed in two state-of-the-art facilities, Flowmaster uses premium materials along with extensive research and design to produce advanced, dyno-tuned exhaust systems and components that deliver power gains with an unmistakable sound. Some of the most distinct exhaust systems include the Flowmaster 40 Series and American Thunder mufflers, but there are plenty more choices—whether you want your ride to sound wild or mild, Flowmaster has the high performance exhaust parts you need.

For over 25 years, the Flowmaster tone has been thundering through streets and on tracks around the world! Housed in two state-of-the-art facilities, Flowmaster uses premium materials along with extensive research and design to produce advanced, dyno-tuned exhaust systems and components that deliver power gains with an unmistakable sound. Some of the most distinct exhaust systems include the Flowmaster 40 Series and American Thunder mufflers, but there are plenty more choices—whether you want your ride to sound wild or mild, Flowmaster has the high performance exhaust parts you need.

Showing In Stock Items. Show All 113 Items.

Individual Parts

Part Groups

Results 1 - 25 of 109

Flowmaster 40 Series Steel 2.5 Inch Muffler 42541

Flowmaster 40 Series Steel 2.5 Inch Muffler 42541

Flowmaster 40 Series Steel 2.5 Inch Muffler 42541

Muffler, American Thunder 40 Series, 2 1/2 in. Inlet/2 1/2 in. Outlet, Steel, Black, Each

Part Number: FLO-42541

4.74 out of 5 stars ( 86 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

This product may not be eligible for select promotional offers

Flowmaster 40 Series Steel 3 Inch Muffler 43041

Flowmaster 40 Series Steel 3 Inch Muffler 43041

Flowmaster 40 Series Steel 3 Inch Muffler 43041

Muffler, Flowmaster 40 Series, 3 in. Offset Inlet/3 in. Center Outlet, Steel, Black, Each

Part Number: FLO-43041

4.83 out of 5 stars ( 47 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

This product may not be eligible for select promotional offers

Flowmaster 40 Series Steel 2.5 Inch Muffler 42543

Flowmaster 40 Series Steel 2.5 Inch Muffler 42543

Flowmaster 40 Series Steel 2.5 Inch Muffler 42543

Muffler, 40 Series, 2 1/2 in. Offset Inlet, 2 1/2 in. Offset Outlet, Chambered, Steel, Black, Each

Part Number: FLO-42543

4.9 out of 5 stars ( 42 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

This product may not be eligible for select promotional offers

Flowmaster 40 Series Steel 2.25 Inch Muffler 42441

Flowmaster 40 Series Steel 2.25 Inch Muffler 42441

Flowmaster 40 Series Steel 2.25 Inch Muffler 42441

Muffler, American Thunder 40 Series, 2 1/4 in. Inlet/2 1/4 in. Outlet, Steel, Black, Each

Part Number: FLO-42441

4.88 out of 5 stars ( 32 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

This product may not be eligible for select promotional offers

Flowmaster 40 Series Steel 2.5 Inch Muffler 42542

Flowmaster 40 Series Steel 2.5 Inch Muffler 42542

Flowmaster 40 Series Steel 2.5 Inch Muffler 42542

Muffler, 40 Series, 2.5 in. Inlet/Outlet, Center Inlet, Offset Outlet, Aluminized Steel, Black, Each

Part Number: FLO-42542

5.0 out of 5 stars ( 14 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

This product may not be eligible for select promotional offers

Flowmaster 40 Series Steel 3 Inch Muffler 43043

Flowmaster 40 Series Steel 3 Inch Muffler 43043

Flowmaster 40 Series Steel 3 Inch Muffler 43043

Muffler, American Thunder 40 Series, 3 in. Inlet/3 in. Outlet, Steel, Black, Each

Part Number: FLO-43043

5.0 out of 5 stars ( 10 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

This product may not be eligible for select promotional offers

Flowmaster Stainless Steel 40 Series 409 Stainless Steel 2.5 Inch Muffler 8042541

Flowmaster Stainless Steel 40 Series 409 Stainless Steel 2.5 Inch Muffler 8042541

Flowmaster Stainless Steel 40 Series 409 Stainless Steel 2.5 Inch Muffler 8042541

Muffler, 40 Series, 2 1/2 in. Inlet/2 1/2 in. Outlet, Stainless Steel, Black, Each

Part Number: FLO-8042541

4.27 out of 5 stars ( 15 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

This product may not be eligible for select promotional offers

Flowmaster Stainless Steel 40 Series 409 Stainless Steel 2.5 Inch Muffler 8042543

Flowmaster Stainless Steel 40 Series 409 Stainless Steel 2.5 Inch Muffler 8042543

Flowmaster Stainless Steel 40 Series 409 Stainless Steel 2.5 Inch Muffler 8042543

Muffler, 40 Series, 2 1/2 in. Inlet/2 1/2 in. Outlet, Stainless Steel, Black, Each

Part Number: FLO-8042543

4.92 out of 5 stars ( 12 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

This product may not be eligible for select promotional offers

Flowmaster 40 Series Steel 2.25 Inch Muffler 42443

Flowmaster 40 Series Steel 2.25 Inch Muffler 42443

Flowmaster 40 Series Steel 2.25 Inch Muffler 42443

Muffler, American Thunder 40 Series, 2 1/4 in. Inlet/2 1/4 in. Outlet, Aluminized Steel, Black, Each

Part Number: FLO-42443

4.92 out of 5 stars ( 12 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

This product may not be eligible for select promotional offers

Flowmaster 50 Series Heavy-Duty 409 Stainless Steel 3.5 Inch Muffler 853558

Flowmaster 50 Series Heavy-Duty 409 Stainless Steel 3.5 Inch Muffler 853558

Flowmaster 50 Series Heavy-Duty 409 Stainless Steel 3.5 Inch Muffler 853558

Muffler, 50 Series Heavy-Duty, Oval, Stainless, Black, 3.5 in. Offset Inlet/Outlet, 18 in. Case Length, Each

Part Number: FLO-853558

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

This product may not be eligible for select promotional offers

Flowmaster Stainless Steel 40 Series 409 Stainless Steel 3 Inch Muffler 8043043

Flowmaster Stainless Steel 40 Series 409 Stainless Steel 3 Inch Muffler 8043043

Flowmaster Stainless Steel 40 Series 409 Stainless Steel 3 Inch Muffler 8043043

Muffler, 40 Series, 3 in. Inlet/3 in. Outlet, Stainless Steel, Black, Each

Part Number: FLO-8043043

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

This product may not be eligible for select promotional offers

Flowmaster Stainless Steel 40 Series 409 Stainless Steel 3 Inch Muffler 8043041

Flowmaster Stainless Steel 40 Series 409 Stainless Steel 3 Inch Muffler 8043041

Flowmaster Stainless Steel 40 Series 409 Stainless Steel 3 Inch Muffler 8043041

Muffler, 40 Series, 3 in. Inlet/3 in. Outlet, Stainless Steel, Black, Each

Part Number: FLO-8043041

4.7 out of 5 stars ( 10 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

This product may not be eligible for select promotional offers

Flowmaster 50 Series Heavy-Duty Steel 3.5 Inch Muffler 953558

Flowmaster 50 Series Heavy-Duty Steel 3.5 Inch Muffler 953558

Flowmaster 50 Series Heavy-Duty Steel 3.5 Inch Muffler 953558

Muffler, Big Block, 50 Series, 3 1/2 in. Inlet/3 1/2 in. Outlet, Steel, Black, Each

Part Number: FLO-953558

4.44 out of 5 stars ( 9 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

This product may not be eligible for select promotional offers

Flowmaster 40 Series 409 Stainless Steel 3 Inch Muffler 817568

Flowmaster 40 Series 409 Stainless Steel 3 Inch Muffler 817568

Flowmaster 40 Series 409 Stainless Steel 3 Inch Muffler 817568

Exhaust, American Thunder, Stainless Steel, Black, Dodge, Ram, 5.7L Hemi, Each

Part Number: FLO-817568

4.76 out of 5 stars ( 63 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

This product may not be eligible for select promotional offers

Flowmaster 50 Series Big Block Steel 3.5 Inch Muffler 53553

Flowmaster 50 Series Big Block Steel 3.5 Inch Muffler 53553

Flowmaster 50 Series Big Block Steel 3.5 Inch Muffler 53553

Muffler, Big Block 50 Series, 3 1/2 in. Inlet/3 1/2 in. Outlet, Steel, Black, Each

Part Number: FLO-53553

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

This product may not be eligible for select promotional offers

Flowmaster 40 Series Steel 2.5 Inch Muffler 425404

Flowmaster 40 Series Steel 2.5 Inch Muffler 425404

Flowmaster 40 Series Steel 2.5 Inch Muffler 425404

Muffler, 40 Series, Oval, Dual 2.5 in. Inlet/Dual 2.5 in. Outlet, Steel, Black, 19.0 in. Overall Length, Each

Part Number: FLO-425404

4.87 out of 5 stars ( 15 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

This product may not be eligible for select promotional offers

Flowmaster Stainless Steel 40 Series 409 Stainless Steel 2.25 Inch Muffler 8042441

Flowmaster Stainless Steel 40 Series 409 Stainless Steel 2.25 Inch Muffler 8042441

Flowmaster Stainless Steel 40 Series 409 Stainless Steel 2.25 Inch Muffler 8042441

Muffler, 40 Series, 2 1/4 in. Inlet/2 1/4 in. Outlet, Stainless Steel, Black, Each

Part Number: FLO-8042441

4.67 out of 5 stars ( 6 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

This product may not be eligible for select promotional offers

Flowmaster 50 Series Heavy-Duty 409 Stainless Steel 2.5 Inch Muffler 8525554

Flowmaster 50 Series Heavy-Duty 409 Stainless Steel 2.5 Inch Muffler 8525554

Flowmaster 50 Series Heavy-Duty 409 Stainless Steel 2.5 Inch Muffler 8525554

Muffler; 50 Series Heavy Duty Muffler; 2.5 in. Dual Inlet/2.5 in. Dual Outlet; Case Dimensions 5 in. x 10 in.

Part Number: FLO-8525554

3.9 out of 5 stars ( 10 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

This product may not be eligible for select promotional offers

Flowmaster 50 Series Heavy-Duty Steel 3 Inch Muffler 9530572

Flowmaster 50 Series Heavy-Duty Steel 3 Inch Muffler 9530572

Flowmaster 50 Series Heavy-Duty Steel 3 Inch Muffler 9530572

Muffler, Delta Flow 50 Series, 3 in. Inlet/Dual 2 1/2 in. Outlet, Steel, Black, Each

Part Number: FLO-9530572

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

This product may not be eligible for select promotional offers

Flowmaster 40 Series Steel 2.5 Inch Muffler 425403

Flowmaster 40 Series Steel 2.5 Inch Muffler 425403

Flowmaster 40 Series Steel 2.5 Inch Muffler 425403

Muffler, American Thunder 40 Series, 2 1/2 in. Dual Inlet/3 in. Center Outlet, Steel, Black, Each

Part Number: FLO-425403

5.0 out of 5 stars ( 7 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

This product may not be eligible for select promotional offers

Flowmaster 50 Series Heavy-Duty Steel 3 Inch Muffler 9530560

Flowmaster 50 Series Heavy-Duty Steel 3 Inch Muffler 9530560

Flowmaster 50 Series Heavy-Duty Steel 3 Inch Muffler 9530560

Muffler, Delta Flow 50 Series, 3 in. Inlet/3 in. Outlet, Steel, Black, Each

Part Number: FLO-9530560

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

This product may not be eligible for select promotional offers

Flowmaster Stainless Steel 40 Series 409 Stainless Steel 2.25 Inch Muffler 8042443

Flowmaster Stainless Steel 40 Series 409 Stainless Steel 2.25 Inch Muffler 8042443

Flowmaster Stainless Steel 40 Series 409 Stainless Steel 2.25 Inch Muffler 8042443

Muffler, 40 Series, 2 1/4 in. Inlet/2 1/4 in. Outlet, Stainless Steel, Black, Each

Part Number: FLO-8042443

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

This product may not be eligible for select promotional offers

Flowmaster 40 Series Steel 2.25 Inch Muffler 42442

Flowmaster 40 Series Steel 2.25 Inch Muffler 42442

Flowmaster 40 Series Steel 2.25 Inch Muffler 42442

Muffler

Part Number: FLO-42442

4.5 out of 5 stars ( 10 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

This product may not be eligible for select promotional offers

Flowmaster 40 Series Steel 3 Inch Muffler 430402

Flowmaster 40 Series Steel 3 Inch Muffler 430402

Flowmaster 40 Series Steel 3 Inch Muffler 430402

Muffler, American Thunder 40 Series, 3 in. Inlet/Dual 2 1/2 in. Outlet, Steel, Black, Each

Part Number: FLO-430402

4.75 out of 5 stars ( 20 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

This product may not be eligible for select promotional offers

Flowmaster 50 Series Heavy-Duty Steel 3 Inch Muffler 9530582

Flowmaster 50 Series Heavy-Duty Steel 3 Inch Muffler 9530582

Flowmaster 50 Series Heavy-Duty Steel 3 Inch Muffler 9530582

Muffler, Delta Flow 50 Series, 3 in. Inlet/Dual 2 1/2 in. Outlet, Steel, Black, Each

Part Number: FLO-9530582

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

...Loading

Estimated Ship Date: Today

This product may not be eligible for select promotional offers

1
2
3
4
5
Next

Page 1 of 5
Next

Modal Header

Contact us with questions.

Call To Order

This is a custom order part. You can order this part by Contacting Us.

Summit Racing Speedcard. Synchrony Car Care.

Summit Racing Equipment SpeedCard

Jumpstart Your Next Project!

View Details|See if you Prequalify

Stay Updated with Emails from Summit Racing

Never miss a sale on new parts, tools, and more!

= Required

First Name

Last Name

Email Address Email required

See Our Catalogs

News & Events

News & Events Home
OnAllCylinders (blog)
Calendar of Events
New Product Releases
Summit Racing News
News You Can Use
Featured Vehicles
Media Center
Sanctioning Bodies

Help

Help Center
Return Policy
Beat-A-Price Guarantee
Payment Options
Contact Us

Social

Facebook
X/Twitter
Instagram
Pinterest
YouTube
Podcast

About Summit

Corporate History
Retail Locations

My Account

Profile
Email Preferences
Order Status & Returns
Wish List
Address Book
My Reviews
My Questions
My Garage
Sign In

Career Opportunities

More

Summit Racing Credit Card
Gift Cards
Calculators & Tools
Promo Exclusions
Become an Affiliate
Summit Racing Rewards Program
Summit Racing Equipment Protection Plan

Terms of Use | Privacy and Security | Site Accessibility
Copyright 2026 by AUTOSALES, INCORPORATED
dba Summit Racing Equipment | Trademarks

Let's Build it Together^™

Modal Header