Plymouth Roadrunner Performance Exhaust Mufflers

Your Plymouth Roadrunner will be happy to know that the search for the right Performance Exhaust Mufflers you’ve been looking for is over! Advance Auto Parts has 5 different Performance Exhaust Mufflers for your vehicle, ready for shipping or in-store pick up. The best part is, our Plymouth Roadrunner Performance Exhaust Mufflers start from as little as $113.99.

When it comes to your Plymouth Roadrunner, you want parts and products from only trusted brands. Here at Advance Auto Parts, we work with only top reliable Performance Exhaust Mufflers brands so you can shop with complete confidence. Some of our top Performance Exhaust Mufflers brands are Flowmaster Inc.. We’re sure you will get the right product to keep that Roadrunner running for a long time.

We even have reviews of our OEM and aftermarket Performance Exhaust Mufflers products to help you buy with confidence. Hear from other customers via the 206 reviews on parts for your Plymouth Roadrunner.

Shop online, find the best price on the right product, and have it shipped right to your door. If you prefer to shop in person for the right Performance Exhaust Mufflers for your Roadrunner, visit one of our local Advance Auto Parts locations and you’ll be back on the road in no time!

Compare 13 Plymouth Performance Exhaust Mufflers

Flowmaster Inc. – 40 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Aggressive Sound (Part No.942441)

40 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Aggressive Sound

from

$133.99
This two chamber design incorporates Flowmaster’s patented Delta Flow technology. The Delta deflectors generate increased scavenging for better performance and reduced interior sound. Milder exterior tone and reduced interior resonance over Original 40 series. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.
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Flowmaster Inc. – Super 44 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Aggressive Sound (Part No.842446)

Super 44 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Aggressive Sound

from

$126.99
Flowmaster’s Super 44 muffler uses the same Delta Flow technology found in our larger Super 40 mufflers. The Super 44 delivers a rich powerful tone and are the most aggressive, highest performing street muffler we’ve ever built in a four inch case. Constructed of 16 gauge 409S stainless steel and fully MIG welded for maximum durability.
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Flowmaster Inc. – 50 Series Muffler, 2in Offset Inlet 2in Center Outlet, Non-Reversible, Moderate Sound (Part No.942051)

50 Series Muffler, 2in Offset Inlet 2in Center Outlet, Non-Reversible, Moderate Sound

from

$154.99
The three chamber design utilizes Flowmaster’s patented Delta Flow technology along with an internal tuning chamber to reduce sound inside the vehicle. Provides the same performance and exterior tone characteristics as the two chamber, but with less interior resonance. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.
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Flowmaster Inc. – Super 44 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Aggressive Sound (Part No.942446)

Super 44 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Aggressive Sound

from

$113.99
Flowmaster’s Super 44 muffler uses the same Delta Flow technology found in our larger Super 40 mufflers. The Super 44 delivers a powerful rich tone and is the most aggressive, deepest sounding, highest performing four inch case street muffler we’ve ever built! Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.
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Dynomax – Super Turbo Muffler: Di Fit Aluminized Steel, 14" L, 2.25" In, 2.25" Out, Round (Part No.17741)

Super Turbo Muffler: Di Fit Aluminized Steel, 14" L, 2.25" In, 2.25" Out, Round

from

$80.99
Dynomax Super Turbo performance mufflers’ exclusive, patented, flow director design channels exhaust flow, and eliminates turbulence on most applications. The large internal flow tubes improve exhaust flow, and reduce backpressure. Each muffler uses fiberglass matting technology to absorb unwanted interior resonance, while maintaining a mellow performance tone.

Product Features:
  • Large internal flow tubes improve exhaust flow and reduce backpressure
  • Dyno proven to flow up to 700 SCFM
  • Exclusive patented flow director channels exhaust flow and eliminates turbulence on most applications.
  • Fiberglass matting technology absorbs unwanted interior resonance but maintains a mellow tone
  • 1.75-inch to 3-inch inlet / outlet configurations
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Dynomax – Super Turbo Muffler Uni Fit Aluminized Steel 20" L, 2.5" In, 2.5" Out, Oval (Part No.17748)

Super Turbo Muffler Uni Fit Aluminized Steel 20" L, 2.5" In, 2.5" Out, Oval

from

$82.99
DynoMax Super Turbo performance mufflers exclusive patented flow director design channels exhaust flow and eliminates turbulence on most applications. The large internal flow tubes improve exhaust flow and reduce backpressure. Each muffler uses fiberglass matting technology to absorb unwanted interior resonance while maintaining a mellow performance tone.

Product Features:
  • Large internal flow tubes improve exhaust flow and reduce backpressure
  • Exclusive patented flow director design channels exhaust flow and eliminates turbulence on most applications.
  • Fiberglass matting technology to absorb unwanted interior resonance while maintaining a mellow performance tone
  • Dyno proven to flow up to 700 SCFM
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Flowmaster Inc. – 40 Series Muffler, 3in Offset Inlet 3in Center Outlet, 13in long, Non-Reversible, Aggressive Sound (Part No.43041)

40 Series Muffler, 3in Offset Inlet 3in Center Outlet, 13in long, Non-Reversible, Aggressive Sound

from

$99.99
The Original 40 series muffler delivers an aggressive exterior and interior tone. If you’re looking for that original Flowmaster sound this is the muffler is for you. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.
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Flowmaster Inc. – 40 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Aggressive Sound (Part No.8042441)

40 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Aggressive Sound

from

$123.99
The Original 40 series muffler delivers an aggressive exterior and interior tone. If you’re looking for that original Flowmaster sound this is the muffler is for you. Constructed of 16 gauge 409S stainless steel and fully MIG welded for maximum durability.
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Flowmaster Inc. – 60 Series Muffler, 2.25in Center Inlet 2.25in Offset Outlet, Non-Reversible, Moderate Sound (Part No.952462)

60 Series Muffler, 2.25in Center Inlet 2.25in Offset Outlet, Non-Reversible, Moderate Sound

from

$185.99
The 60 series incorporates Flowmaster’s patented Delta Flow technology to produce a mellow tone, improved power and throttle response on smaller displacement 4 and 6 cylinder vehicles. Generally suited to rear mount installations, use of larger diameter tailpipe/tip will create a deeper tone that is evident both inside and outside the vehicle. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.
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Flowmaster Inc. – 50 Series Muffler, 3in Offset Inlet 3in Center Outlet, 17in long, Non-Reversible, Moderate Sound (Part No.53056)

50 Series Muffler, 3in Offset Inlet 3in Center Outlet, 17in long, Non-Reversible, Moderate Sound

from

$185.99
The Super 50 series muffler is a larger version of Flowmaster’s 50 series Delta Flow muffler. Originally designed for trucks and SUV’s, it is also well suited to muscle car and high performance applications. In addition, the larger case size significantly reduces interior resonance and provides a deep, rich tone along with mileage and power gains. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.
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Flowmaster Inc. – 50 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Moderate Sound (Part No.842451)

50 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Moderate Sound

from

$175.99
The three chamber design utilizes Flowmaster’s patented Delta Flow technology along with an internal tuning chamber to reduce sound inside the vehicle. Provides the same performance and exterior tone characteristics as the two chamber, but with less interior resonance. Constructed of 16 gauge 409S stainless steel and fully MIG welded for maximum durability.
See More

Flowmaster Inc. – 50 Series Muffler, 2.5in Offset Inlet 2.5in Center Outlet, Non-Reversible, Moderate Sound (Part No.52556)

50 Series Muffler, 2.5in Offset Inlet 2.5in Center Outlet, Non-Reversible, Moderate Sound

from

$185.99
The Super 50 series muffler is a larger version of Flowmaster’s 50 series Delta Flow muffler. Originally designed for trucks and SUV’s, it is also well suited to muscle car and high performance applications. In addition, the larger case size significantly reduces interior resonance and provides a deep, rich tone along with mileage and power gains. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.
See More

Flowmaster Inc. – 50 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Moderate Sound (Part No.942451)

50 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Moderate Sound

from

$154.99
The three chamber design utilizes Flowmaster’s patented Delta Flow technology along with an internal tuning chamber to reduce sound inside the vehicle. Provides the same performance and exterior tone characteristics as the two chamber, but with less interior resonance. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.
See More

FAQs for Plymouth Roadrunner Performance Exhaust Mufflers

What are the most popular Performance Exhaust Mufflers for the Plymouth Roadrunner?

With 1 brands you can trust, our most popular Performance Exhaust Mufflers for the Plymouth Roadrunner are:
40 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Aggressive Sound
from $123.99
This product is not rated
40 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Aggressive Sound
Performance Exhaust Mufflers
50 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Moderate Sound
from $175.99
This product is not rated
50 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Moderate Sound
Performance Exhaust Mufflers
50 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Moderate Sound
from $154.99
This product is not rated
50 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Moderate Sound
Performance Exhaust Mufflers