Stimulus Sale 2021 Cat
  See all Exhaust Parts products

Flowmaster FlowFX Muffler - 2.25 In/Out - Round Body - Moderate Sound

$47.61 Sale:$42.85


Model #71415

Free Shipping

In Stock

Help me decide

Shopper Award

Flowmaster's FlowFx series mufflers are for the enthusiast who is looking for an economically priced performance muffler that delivers a moderate sound level and tone, both inside and outside the vehicle. The large straight-through smooth core offers up a different sound than that typical "chambered" sound that Flowmaster has become famous for. These new FlowFx mufflers have a compact 4.00 inch diameter round body that will fit nicely on just about any application and feature a fully welded 409S stainless steel case for increased durability.


  • Durable fully welded 409S stainless steel case
  • Flowmaster quality
  • Straight through design
  • Moderate exterior performance tone
  • Brand: Flowmaster
  • California Proposition 65 Chemical Name: Chromium (hexavalent compounds)
  • California Proposition 65 Chemical Name: Nickel
  • California Proposition 65 Required: Yes
  • Color: Brushed
  • Emission Code: 5
  • Finish: Natural
  • Inlet Connection Type: Clamp
  • Inlet Diameter (in): 2.25
  • Inlet Position: Centered
  • Inlet Quantity: 1
  • Material: Stainless Steel
  • Muffler Body Height/Thickness: 4
  • Muffler Body Height/Thickness (in): 4
  • Muffler Body Length (in): 14
  • Muffler Body Shape: Round
  • Muffler Body Width (in): 4
  • Muffler Inlet Diameter (in): 2.25
  • Muffler Outlet Diameter (in): 2.25
  • Muffler Overall Length (in): 20
  • Muffler Series: Flow Fx
  • Muffler Type: Absorption
  • Outlet Connection Type: Clamp
  • Outlet Diameter (in): 2.25
  • Outlet Position: Center
  • Outlet Quantity: 1
  • Product Type: Absorption Muffler
  • Sound Level: Moderate Sound
  • Type of Muffler: High Flow, Straight Through
  • Warning: California Proposition 65
  • Universal Muffler - Not a direct fit. Some adaptation required.

Proposition 65

/!\ warningWARNING: Cancer and Reproductive Harm

Who is Flowmaster?

Founded in 1983, Flowmaster is an aftermarket company specializing in manufacturing exhaust systems for various vehicles. This includes classic muscle cars, modern sedans, trucks, jeeps, off-road vehicles, and more. 

It has since revolutionized the industry and has continued its tradition to produce high-quality exhaust parts. Today, Flowmaster has been the go-to brand of many car builders and enthusiasts worldwide and has been the market leader for years.

Pushing the Boundaries of Exhaust Design

Flowmaster has been the pioneer when it comes to developing mufflers that are quiet enough to be used legally on the streets but, at the same time, does not restrict the performance of the engine. This is why more and more people are choosing Flowmaster for their car builds as they can enjoy their vehicles on and off the streets.

An Exhaust For Any Style

The company provides its customers with the ability to choose the type of muffler they want. They offer five sound categories of their exhaust system, from quiet and discrete to something more aggressive and gives that racy sound. They can also choose between 12 designs of chambered mufflers, including their exclusively-designed “laminar-flow” muffler or “straight-through.” 

Passionate Development Team

Flowmaster is composed of people who have years of experience in developing quality exhaust systems. Using the knowledge they acquired over the years, they were able to improve their designs and match it with the ever-growing technological advancement of vehicles today. 

Tried and Tested

With hundreds of installs under its belt, Flowmaster has proven itself to be a brand that delivers what it promised. All their exhaust systems are designed and dyno-tested, making sure that it can maximize your vehicle’s performance once installed.

Purchase Flowmaster at Vivid Racing

If you are in search of an upgrade in your vehicle’s exhaust that would provide you with that distinct sound and improved performance, then Flowmaster is the brand for you. 

They offer a variety of exhaust that would suit any preference. Visit Vivid Racing and check out the Flowmaster exhaust that would fit your needs.


This catalytic converter is warranted to be free from defects in materials andworkmanship subject to the exclusion and conditions set forth below and subject to the durational limits in this paragraph. This catalytic converter has been designed and manufactured and is warranted to meet federal Environmental Protection Agency emission requirements for 25,000 miles. The stainless steel body and the nipples alone are warranted for 5 years or 50,000 miles, whichever comesfirst. At the conclusion of the 5 year/50,000 mile or 25,000 mile period, whichever is applicable, all liability under this limited warranty shall terminate.

For full warranty information Click Here

Warranty Information

Click to view the Warranty Information here