1966 Plymouth Belvedere II Mufflers

Your 1966 Plymouth Belvedere II might be the best vehicle you’ve ever owned. Or you may just be struggling to keep it highway-approved. No matter the situation, Advance Auto Parts has the Mufflers you desperately need.

We currently carry 4 Mufflers to choose from for your 1966 Plymouth Belvedere II, and our inventory prices range from as little as $99.99 up to $185.99.

On top of low prices, Advance Auto Parts offers 1 different trusted brands of Mufflers for the 1966 Plymouth Belvedere II. We only sell parts from trusted brands like Flowmaster Inc. so that you can find quality parts you can count on.

Don’t take our word for it – check out customer ratings and reviews to buy with confidence. We have 54 reviews on our Mufflers for the 1966 Plymouth Belvedere II from previous customers.

Have parts delivered straight to your home, or find the nearest Advance Auto Parts store to check out our Mufflers stock in-person!

Mufflers for Your 1966 Plymouth Belvedere II

Flowmaster Inc. – 40 Series Muffler, 2.5in Offset Inlet 2.5in Center Outlet, Non-Reversible, Aggressive Sound (Part No.42541)

40 Series Muffler, 2.5in Offset Inlet 2.5in Center Outlet, 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.42441)

40 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, 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. – 50 Series Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Moderate Sound (Part No.52456)

50 Series Muffler, 2.25in Offset Inlet 2.25in 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.
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Flowmaster Inc. – 50 Series Muffler, 3in Offset Inlet 3in Center Outlet, 17in long, Non-Reversible, Moderate Sound (Part No.943051)

50 Series Muffler, 3in Offset Inlet 3in Center Outlet, 17in long, 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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FAQs for 1966 Plymouth Belvedere II Mufflers

What are the most popular Mufflers for the 1966 Plymouth Belvedere II?

With 1 brands you can trust, our most popular Mufflers for the 1966 Plymouth Belvedere II parts are: