Best Flowmaster in 2026

Last Updated: Feb 6, 2026

At a Glance: Our Top Picks

Flowmaster 8430152 3In(C)/2.5Out(D) Super 10 409s Muffler
#TOP1
Flowmaster 8430152 3In(C)/2.5Out(D) Super 10 409S Muffler
9.8
PM SCORE
Flowmaster 15430S Outlaw Race Muffler 3.0 Shorty
#TOP2
Flowmaster 15430S Outlaw Race Muffler 3.0 Shorty
9.8
PM SCORE
Flowmaster 943046 Super 44 Muffler - 3.00 Offset IN / 3.00 Center OUT - Aggressive Sound, Black
#TOP3
Flowmaster 943046 Super 44 Muffler - 3.00 Offset
9.8
PM SCORE

* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.

Summary of the best Flowmaster of 2026

#TOP1

Flowmaster 8430152 3In(C)/2.5Out(D) Super 10 409S Muffler

FLOWMASTER
8430152
0.00 X 0.00 X 0.00 Inches
6.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

409SS Stainless Steel Construction

Aggressive Sound

Flowmaster Chambered Technology

Premium Quality

Easy Installation. Reversible-No, Outlet Diameter-2.5 inch

#TOP2

Flowmaster 15430S Outlaw Race Muffler 3.0 Shorty

FLOWMASTER
15430S
7.00 X 4.00 X 4.00 Inches
2.85 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Fit Type: Universal Fit

No internal packing to blow-out

Designed for maximum horsepower and torque

Minimal decibel reduction - race application where muffler rules are in effect

Flowmaster 943046 Super 44 Muffler - 3.00 Offset In / 3.00 Center Out - Aggressive Sound, Black

FLOWMASTER
943046
0.00 X 0.00 X 0.00 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Fit Type: Universal Fit

Deep aggressive exhaust note

Noticeable Interior resonance

No Internal packing to blowout

#TOP4

Flowmaster Direct-Fit Muffler 409S - Flowfx - Moderate/Aggressive

FLOWMASTER
717835
490.00 X 9.75 X 15.25 Inches
23.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Bright 409S Stainless Steel Construction

Moderate to Aggressive Exhaust Tone

Quick and Easy Installation

#TOP5

Flowmaster 8525454 Super 40 Series 2.50" Dual In And Out 16 Gauge 409S Stainless Steel Exhaust System Black

FLOWMASTER
8525454
0.00 X 0.00 X 0.00 Inches
14.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Excellent performance on high horsepower vehicles

Noticeable interior resonance

Deep Aggressive Sound Exhaust Note

Durable fully welded 409SS stainless steel

Easy Installation

Flowmaster Direct-Fit Muffler 409S - Outlaw

FLOWMASTER
817846
49.00 X 9.75 X 15.25 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

These are complete line of Heavy-Duty Shop Products that will bring you years of reliable performance

Brand name to trust on

These products on exceptionally high order fulfillment rates, breadth of available products

International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions

Flowmaster 942547 Super 44 Muffler - 2.50 Center In / 2.50 Offset Out - Aggressive Sound

FLOWMASTER
942547
1.00 X 1.00 X 1.00 Inches
1.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Fit Type: Universal Fit

Deep aggressive exhaust note

Noticeable Interior resonance

No Internal packIng to blowOut

Flowmaster 43043 40 Series Muffler - 3.00 Offset In / 3.00 Offset Out - Aggressive Sound, Black

FLOWMASTER
43043
0.00 X 0.00 X 0.00 Inches
9.50 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Durable fully welded 16 gauge aluminized steel

Aggressive and powerful exterior exhaust tone

Notable Interior resonance

Excellent street, strip and off road application

No Internal packing to blowout

Fit type: Universal Fit

Flowmaster 942447 Super 44 Muffler - 2.25 Center In / 2.25 Offset Out - Aggressive Sound, Black

FLOWMASTER
942447
0.00 X 0.00 X 0.00 Inches
0.70 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Deep aggressive exhaust note

Noticeable Interior resonance

Recent two chamber improvement

Race proven patented delta flow technology

No Internal packing to blowout

Fit type: Universal Fit

Flowmaster 53057 Super 50 Muffler - 3.00 Center In / 3.00 Offset Out - Moderate Sound

FLOWMASTER
53057
0.00 X 0.00 X 0.00 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Fit Type: Universal Fit

Reduced Interior resonance

Mild to moderate exterior exhaust tone

Race proven patented delta flow technology

Flowmaster 953047 3 In(C)/Out(O) Super 40 Series Muffler

FLOWMASTER
953047
0.00 X 0.00 X 0.00 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
DotComParts, Inc. 5.69

Features

Deep aggressive to moderate exhaust note

Moderate interior resonance

Excellent performance on high horsepower vehicles

Race proven patented delta flow technology

Flowmaster 8425154 2.5In(D)/2.5Out(D) Super 10 409S Muffler

FLOWMASTER
8425154
0.00 X 0.00 X 0.00 inches
6.50 pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

409SS Stainless Steel Construction

Aggressive Sound

Flowmaster Chambered Technology

Premium Quality

Easy Installation

#TOP13

Flowmaster 817568 Direct-Fit Exhaust System For Dodge Ram 1500 5.7L V8 Engine, Base Product

FLOWMASTER
817568
49.00 X 9.75 X 15.25 Inches
22.05 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
RevPlanet 6.72

Features

Stainless Steel Construction

Moderate Sound exterior exhaust tone

Includes hangers and hardware for easy installation

Dyno Tuned For Maximum Performance

Inlet Diameter (in)- 3. Outlet Diameter (in)- 2.25

Flowmaster 8042543 40 Series Muffler 409S - 2.50 Offset In / 2.50 Offset Out - Aggressive Sound Black

FLOWMASTER
8042543
0.00 X 0.00 X 0.00 Inches
9.50 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Excellent Street/Strip and Off Road application

Noticeable Interior Resonance

Aggressive Sound Exterior Exhaust Tone

Durable fully welded 409SS stainless steel

Fully MIG welded for maximum durability

Flowmaster 42443 40 Series Muffler - 2.25 Offset In / 2.25 Offset Out - Aggressive Sound, Black

FLOWMASTER
42443
1.00 X 1.00 X 1.00 Inches
1.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Durable fully welded 16 gauge aluminized steel

Aggressive and powerful exterior exhaust tone

Notable Interior resonance

Excellent street, strip and off road application

No Internal packing to blowout

Fit type: Universal Fit

Flowmaster 8425152 Super 10 Muffler 409S - 2.50 Center In / 2.25 Dual Out - Aggressive Sound, Black

FLOWMASTER
8425152
0.00 X 0.00 X 0.00 Inches
6.70 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Super 10 series

Super aggressive sound level

409 stainless steel construction

Delta Flow technology for maximum scavenging effect

Outlet Diameter:2.250 inch

Fit type: Universal Fit

Flowmaster 952547 Super 40 Muffler - 2.50 Center In / 2.50 Offset Out - Aggressive Sound, Black

FLOWMASTER
952547
0.00 X 0.00 X 0.00 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Fit Type: Universal Fit

Moderate interior resonance

No internal packing to blow-out

Deep aggressive to moderate exhaust note

Flowmaster 42543 2.5In(O)/Out(O) 40 Series Muffler

FLOWMASTER
42543
0.00 X 0.00 X 0.00 Inches
10.05 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Excellent Street/Strip and Off Road application

Noticeable interior resonance

Aggressive Sound Exterior Exhaust Tone

Durable fully welded 16 gauge aluminized steel

MIG welded for maximum durability

Flowmaster 71415 2.25"In(C)/Out(C) Flow Fx Muffler, Round, 14", Brushed

FLOWMASTER
71415
4.70 X 21.20 X 4.50 inches
6.00 pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
MAPerformance 9.70

Features

durable fully welded 409s stainless steel case.Material:Stainless Steel

straight through design

moderate exterior performance tone

will fit nicely on just about any application

delivers a moderate sound level

Fit type: Universal

#TOP20

Flowmaster 12014310 Dbx Muffler 2.00 In/2.00 Out 14 In. 304S

FLOWMASTER
12014310
14.00 X 6.00 X 6.00 Inches
0.01 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
DotComParts, Inc. 5.34

Features

Durable fully welded

409 Stainless Steel Internal Construction

Stainless Steel polishable case

Race Proven Design

Compact Design

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

FLOWMASTER
842518
6.50 X 9.50 X 4.00 Inches
6.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

409SS Stainless Steel Construction

Aggressive Sound

Flowmaster Chambered Technology

Premium Quality

Easy Installation

Flowmaster 15363 3.5"X 12"X 3"Ss Exhaust Tip Strt Roll

FLOWMASTER
15363
0.00 X 0.00 X 0.00 Inches
1.90 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Auto Nation Distributors 9.89

Features

Clamp On installation

Angle Cut Design

Flowmaster logo embossed 3.50 in. tip

Polished Round Tip with rolled edge

Stainless steel construction

Flowmaster 817689 Outlaw Stainless Steel Aggressive Sound Cat-Back Exhaust System

FLOWMASTER
817689
0.00 X 0.00 X 0.00 Inches
65.80 pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Stainless Steel Construction

Super Aggressive Sound

Black and Ceramic Tips

Lifetime Limited Warranty

Flowmaster 2220124 Catalytic Converter Univ 222 Srs. S.d. 2.25"

FLOWMASTER
2220124
0.00 X 0.00 X 0.00 Inches
4.20 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Holley Performance Product 9.64

Features

catalytic converter

excellent flow characteristics

"engineered to keep the ""mil"" light off"

stainless steel construction

durable and long lasting

Flowmaster 942551 50 Delta Flow Muffler - 2.50 Offset In / 2.50 Center Out - Moderate Sound, Black

FLOWMASTER
942551
0.00 X 0.00 X 0.00 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
DotComParts, Inc. 5.34

Features

Moderate Sound

Mild interior resonance

Excellent choice for Street Rod cars and trucks

Improved Horsepower, Torque and Engine Efficiency

Easy Installation

Flowmaster 8524553 2.25 In(D)/3 Out(C) Super 50 409S Muffler

FLOWMASTER
8524553
0.00 X 0.00 X 0.00 Inches
17.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Improved Horsepower, Torque and Engine Efficiency

Mild to stock exterior exhaust tone

Minimal interior resonance

Excellent choice for large displacement vehicles

Easy Installation

Flowmaster 2230130 Catalytic Converter Univ 223 Srs. S.d. 3.00"

FLOWMASTER
2230130
0.00 X 0.00 X 0.00 Inches
2.00 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Trends Auto 9.83

Features

Catalytic converter

Excellent flow characteristics

Engineered to keep the "MIL" light off

Stainless steel construction

Durable and long lasting

Flowmaster 2049170 Catalytic Converter

FLOWMASTER
2049170
0.00 X 0.00 X 0.00 Inches
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
TZ AUTO & POWERSPORTS 8.10

Features

Excellent flow characteristics

Meets or exceeds all 49-state requirements

Flow master quality

Flowmaster 2230125 Catalytic Converter Univ. 223 Srs. S.d. 2.50"

FLOWMASTER
2230125
10.50 X 4.00 X 4.00 Inches
2.20 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Parts Via 9.44

Features

Catalytic converter

Excellent flow characteristics

Engineered to keep the "MIL" light off

Stainless steel construction

Durable and long lasting

Flowmaster 2220125 222 Series 2.5" Inlet/Outlet Universal Catalytic Converter

FLOWMASTER
2220125
0.00 X 0.00 X 0.00 Inches
4.20 Pounds
SELLER SELLER SCORE AMAZON FULFILLED PRIME FREE SHIPPING
Amazon.com 9.68

Features

Excellent flow characteristics

Engineered to keep the "MIL" light off

Available for a wide variety of applications

Stainless steel construction

This item is not for sale in California/Non CARB compliant

Flowmaster on Amazon: A Comprehensive Review

As an online shopper, it's crucial to make informed decisions. This review will focus on Flowmaster, a brand that has made its presence felt on Amazon. With its wide range of products in , Flowmaster has become a go-to for many shoppers.

Product Range

Flowmaster offers a vast product count of 199 items. This diverse selection caters to a wide array of needs and preferences, making it a versatile brand for consumers.

Quality and Pricing

Quality is a defining factor for any brand. Based on customer feedback and ratings, Flowmaster's products have an average rating of 5.7 out of 10, indicating a high level of customer satisfaction.

When it comes to pricing, Flowmaster has products ranging from a minimum price of $27.95 to a maximum of $1,156.99, with an average price of $414.05. This pricing structure caters to a wide range of budgets, making Flowmaster an accessible choice for many shoppers.

Customer Service

Customer service is the backbone of any successful online brand. Flowmaster is sold by , who are known for their commitment to customer satisfaction. They have been responsive and helpful, according to customer reviews and feedback.

Shopping Experience

The shopping experience on Amazon with Flowmaster has been largely positive. The brand's wide range of products, combined with the ease of navigation on Amazon, has made shopping a breeze for many customers.

Delivery and Packaging

Delivery and packaging are yet another aspect where Flowmaster shines. Items are delivered in a timely manner and the packaging ensures the products reach the customers in pristine condition.

Conclusion

In conclusion, Flowmaster offers a wide range of quality products at varying price points, making it a brand worth considering for your next Amazon purchase. Their commitment to customer service, combined with a seamless shopping experience, makes Flowmaster stand out in the crowded Amazon marketplace.

Overall Rating

Based on the analysis of product range, quality, pricing, customer service, shopping experience, and delivery, we rate Flowmaster [5.7 out of 10 stars].