GMC C3500 Mufflers

Your GMC C3500 will be happy to know that the search for the right Mufflers you’ve been looking for is over! Advance Auto Parts has 29 different Mufflers for your vehicle, ready for shipping or in-store pick up. The best part is, our GMC C3500 Mufflers start from as little as $62.99.

When it comes to your GMC C3500, you want parts and products from only trusted brands. Here at Advance Auto Parts, we work with only top reliable Mufflers brands so you can shop with complete confidence. We’re sure you will get the right product to keep that C3500 running for a long time.

We even have reviews of our OEM and aftermarket Mufflers products to help you buy with confidence. Hear from other customers via the 660 reviews on parts for your GMC C3500.

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 Mufflers for your C3500, visit one of our local Advance Auto Parts locations and you’ll be back on the road in no time!

Please Select your Vehicle to See Exact Fit Parts

Compare 25 GMC Mufflers

Flowmaster Inc. – Flowmaster Inc. 40 Series Muffler – 3.00 Center In – 2.50 Dual Out – Aggressive Sound, 430402 (Part No.430402)

Flowmaster Inc. 40 Series Muffler - 3.00 Center In - 2.50 Dual Out - Aggressive Sound, 430402

from

$101.99
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. – Flowmaster Inc. Super 50 Muffler – 2.25 Dual In – 3.00 Center Out – Moderate Sound, 524553 (Part No.524553)

Flowmaster Inc. Super 50 Muffler - 2.25 Dual In - 3.00 Center Out - Moderate Sound, 524553

from

$204.99
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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Walker – "Walker SoundFX Direct Fit Exhaust Muffler 3"" Inlet (ID) 2.25"" Outlet (ID), 18202" (Part No.18202)

"Walker SoundFX Direct Fit Exhaust Muffler 3"" Inlet (ID) 2.25"" Outlet (ID), 18202"

from

$93.99
Walker SoundFX direct-fit mufflers are engineered with 100% aluminized steel for longer service life compared to low-carbon steel. Featuring mechanical interior joints and spun-locked heads for durability and stability, SoundFX mufflers deliver quality appearance and favorable acoustics.
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Walker – "Walker SoundFX Direct Fit Exhaust Muffler 2.25"" Inlet (ID) 2"" Outlet (OD), 18187" (Part No.18187)

"Walker SoundFX Direct Fit Exhaust Muffler 2.25"" Inlet (ID) 2"" Outlet (OD), 18187"

from

$69.99
Walker SoundFX direct-fit mufflers are engineered with 100% aluminized steel for longer service life compared to low-carbon steel. Featuring mechanical interior joints and spun-locked heads for durability and stability, SoundFX mufflers deliver quality appearance and favorable acoustics.
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Walker – "Walker SoundFX Direct Fit Exhaust Muffler 3"" Inlet (ID) 2.75"" Outlet (OD), 18219" (Part No.18219)

"Walker SoundFX Direct Fit Exhaust Muffler 3"" Inlet (ID) 2.75"" Outlet (OD), 18219"

from

$82.99
Walker SoundFX direct-fit mufflers are engineered with 100% aluminized steel for longer service life compared to low-carbon steel. Featuring mechanical interior joints and spun-locked heads for durability and stability, SoundFX mufflers deliver quality appearance and favorable acoustics.
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Walker – "Walker SoundFX Direct Fit Exhaust Muffler 2.25"" Inlet (ID) 2.25"" Outlet (ID), 18230" (Part No.18230)

"Walker SoundFX Direct Fit Exhaust Muffler 2.25"" Inlet (ID) 2.25"" Outlet (ID), 18230"

from

$73.99
Walker SoundFX direct-fit mufflers are engineered with 100% aluminized steel for longer service life compared to low-carbon steel. Featuring mechanical interior joints and spun-locked heads for durability and stability, SoundFX mufflers deliver quality appearance and favorable acoustics.
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Walker – "Walker Quiet-Flow SS Direct Fit Exhaust Muffler 3"" Inlet (ID) 2.25"" Outlet (ID), 22719" (Part No.22719)

"Walker Quiet-Flow SS Direct Fit Exhaust Muffler 3"" Inlet (ID) 2.25"" Outlet (ID), 22719"

from

$152.99
The only broad-market muffler with 100% stainless-steel construction for longer life, Walker Quiet-Flow SS mufflers deliver precision fit, superior flow and OE-style sound. Available for most domestic and import vehicles, Quiet-Flow SS features an internal drainage system that helps reduce moisture collection.
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Walker – "Walker SoundFX Direct Fit Exhaust Muffler 2.5"" Inlet (ID) 2.25"" Outlet (OD), 18221" (Part No.18221)

"Walker SoundFX Direct Fit Exhaust Muffler 2.5"" Inlet (ID) 2.25"" Outlet (OD), 18221"

from

$114.99
Walker SoundFX direct-fit mufflers are engineered with 100% aluminized steel for longer service life compared to low-carbon steel. Featuring mechanical interior joints and spun-locked heads for durability and stability, SoundFX mufflers deliver quality appearance and favorable acoustics.
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Walker – Walker Sound Solution Exhaust Muffler, 18750 (Part No.18750)

Walker Sound Solution Exhaust Muffler, 18750

from

$64.99
Sound Solution mufflers are engineered with 100% aluminized steel for longer service life compared to low carbon steel. These mufflers have mechanical interior joints for durability, And spun-locked heads for resistance to rupture from backfires. Sound Solution mufflers are available in a universal fitment style, with both quality appearance And favorable acoustics.
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Walker – "Walker Quiet-Flow SS Direct Fit Exhaust Muffler 2.75"" Inlet (ID) 2.75"" Outlet (OD), 21046" (Part No.21046)

"Walker Quiet-Flow SS Direct Fit Exhaust Muffler 2.75"" Inlet (ID) 2.75"" Outlet (OD), 21046"

from

$133.99
The only broad-market muffler with 100% stainless-steel construction for longer life, Walker Quiet-Flow SS mufflers deliver precision fit, superior flow and OE-style sound. Available for most domestic and import vehicles, Quiet-Flow SS features an internal drainage system that helps reduce moisture collection.
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Walker – "Walker Quiet-Flow SS Direct Fit Exhaust Muffler 2.25"" Inlet (ID) 2.25"" Outlet (OD), 21339" (Part No.21339)

"Walker Quiet-Flow SS Direct Fit Exhaust Muffler 2.25"" Inlet (ID) 2.25"" Outlet (OD), 21339"

from

$117.99
The only broad-market muffler body with 100% stainless-steel construction for longer life, Walker Quiet-Flow SS mufflers deliver precision fit, superior flow and OE-style sound. Available for most domestic and import vehicles, Quiet-Flow SS features an internal drainage system that helps reduce moisture collection.
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Walker – "Walker SoundFX Direct Fit Exhaust Muffler 2.25"" Inlet (ID) 2.25"" Outlet (OD), 18550" (Part No.18550)

"Walker SoundFX Direct Fit Exhaust Muffler 2.25"" Inlet (ID) 2.25"" Outlet (OD), 18550"

from

$105.99
Walker SoundFX direct-fit mufflers are engineered with 100% aluminized steel for longer service life compared to low-carbon steel. Featuring mechanical interior joints and spun-locked heads for durability and stability, SoundFX mufflers deliver quality appearance and favorable acoustics.
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Flowmaster Inc. – Flowmaster Inc. Super 50 Muffler – 2.50 Center In – 2.50 Offset Out – Moderate Sound, 52557 (Part No.52557)

Flowmaster Inc. Super 50 Muffler - 2.50 Center In - 2.50 Offset Out - Moderate Sound, 52557

from

$204.99
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

Walker – "Walker Quiet-Flow SS Direct Fit Exhaust Muffler 2.25"" Inlet (ID) 2.25"" Outlet (ID), 21424" (Part No.21424)

"Walker Quiet-Flow SS Direct Fit Exhaust Muffler 2.25"" Inlet (ID) 2.25"" Outlet (ID), 21424"

from

$111.99
The only broad-market muffler with 100% stainless-steel construction for longer life, Walker Quiet-Flow SS mufflers deliver precision fit, superior flow and OE-style sound. Available for most domestic and import vehicles, Quiet-Flow SS features an internal drainage system that helps reduce moisture collection.
See More

Walker – "Walker Quiet-Flow SS Direct Fit Exhaust Muffler 2.25"" Outlet (ID), 21195" (Part No.21195)

"Walker Quiet-Flow SS Direct Fit Exhaust Muffler 2.25"" Outlet (ID), 21195"

from

$222.99
The only broad-market muffler body with 100% stainless-steel construction for longer life, Walker Quiet-Flow SS mufflers deliver precision fit, superior flow and OE-style sound. Available for most domestic and import vehicles, Quiet-Flow SS features an internal drainage system that helps reduce moisture collection.
See More

Walker – "Walker Quiet-Flow Direct Fit Exhaust Muffler 3.5"" Inlet (ID) 3.5"" Outlet (ID), 21753" (Part No.21753)

"Walker Quiet-Flow Direct Fit Exhaust Muffler 3.5"" Inlet (ID) 3.5"" Outlet (ID), 21753"

from

$435.99
Designed to deliver superior flow and OE-style sound, Walker Quiet-Flow direct-fit mufflers feature OE-style hangers, brackets and pipe routings for easy installation. Available for top-selling domestic and foreign vehicles, Quiet-Flow mufflers have an internal drainage system to help reduce moisture collection.
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Walker – "Walker SoundFX Direct Fit Exhaust Muffler 2"" Inlet (ID) 2.75"" Outlet (OD), 18824" (Part No.18824)

"Walker SoundFX Direct Fit Exhaust Muffler 2"" Inlet (ID) 2.75"" Outlet (OD), 18824"

from

$93.99
Walker SoundFX direct-fit mufflers are engineered with 100% aluminized steel for longer service life compared to low-carbon steel. Featuring mechanical interior joints and spun-locked heads for durability and stability, SoundFX mufflers deliver quality appearance and favorable acoustics.
See More

Flowmaster Inc. – Flowmaster Inc. 50 Delta Flow Muffler – 2.50 Offset In – 2.50 Offset Out – Moderate Sound, 942553 (Part No.942553)

Flowmaster Inc. 50 Delta Flow Muffler - 2.50 Offset In - 2.50 Offset Out - Moderate Sound, 942553

from

$173.99
The three chamber design utilizes Flowmaster’s 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. – Flowmaster Inc. Super 44 Series Muffler 409S – 2.25 Offset In-2.25 Center Out – Aggressive Sound, 842446 (Part No.842446)

Flowmaster Inc. Super 44 Series Muffler 409S - 2.25 Offset In-2.25 Center Out - Aggressive Sound, 842446

from

$139.99
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. – Flowmaster Inc. 40 Series Muffler 409S – 3.00 Offset In – 3.00 Center Out – Aggressive Sound, 8043041 (Part No.8043041)

Flowmaster Inc. 40 Series Muffler 409S - 3.00 Offset In - 3.00 Center Out - Aggressive Sound, 8043041

from

$135.99
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.
See More

Walker – Walker Sound Solution Exhaust Muffler, 18761 (Part No.18761)

Walker Sound Solution Exhaust Muffler, 18761

from

$76.99
Sound Solution mufflers are engineered with 100% aluminized steel for longer service life compared to low carbon steel. These mufflers have mechanical interior joints for durability, And spun-locked heads for resistance to rupture from backfires. Sound Solution mufflers are available in a universal fitment style, with both quality appearance And favorable acoustics.
See More

Walker – "Walker SoundFX Direct Fit Exhaust Muffler 2.75"" Inlet (ID) 2.75"" Outlet (OD), 18823" (Part No.18823)

"Walker SoundFX Direct Fit Exhaust Muffler 2.75"" Inlet (ID) 2.75"" Outlet (OD), 18823"

from

$85.99
Walker SoundFX direct-fit mufflers are engineered with 100% aluminized steel for longer service life compared to low-carbon steel. Featuring mechanical interior joints and spun-locked heads for durability and stability, SoundFX mufflers deliver quality appearance and favorable acoustics.
See More

Walker – "Walker SoundFX Direct Fit Exhaust Muffler 2.5"" Outlet (ID), 18915" (Part No.18915)

"Walker SoundFX Direct Fit Exhaust Muffler 2.5"" Outlet (ID), 18915"

from

$141.99
Walker SoundFX direct-fit mufflers are engineered with 100% aluminized steel for longer service life compared to low-carbon steel. Featuring mechanical interior joints and spun-locked heads for durability and stability, SoundFX mufflers deliver quality appearance and favorable acoustics.
See More

Flowmaster Inc. – Flowmaster Inc. 40 Series Muffler – 3.00 Offset In – 3.00 Offset Out – Aggressive Sound, 43043 (Part No.43043)

Flowmaster Inc. 40 Series Muffler - 3.00 Offset In - 3.00 Offset Out - Aggressive Sound, 43043

from

$101.99
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.
See More

Walker – "Walker SoundFX Direct Fit Exhaust Muffler 2.25"" Outlet (ID), 18813" (Part No.18813)

"Walker SoundFX Direct Fit Exhaust Muffler 2.25"" Outlet (ID), 18813"

from

$109.99
Walker SoundFX direct-fit mufflers are engineered with 100% aluminized steel for longer service life compared to low-carbon steel. Featuring mechanical interior joints and spun-locked heads for durability and stability, SoundFX mufflers deliver quality appearance and favorable acoustics.
See More

FAQs for GMC C3500 Mufflers

What are the most popular Mufflers for the GMC C3500?

With 3 brands you can trust, our most popular Mufflers for the GMC C3500 are:

What are the best aftermarket Mufflers for the GMC C3500?

See what past customers had to say about our highest-rated Mufflers for the GMC C3500:
"Walker Quiet-Flow SS Direct Fit Exhaust Muffler 2.5"" Inlet (ID) 2.5"" Outlet (OD), 21400"
from $182.99
(2)
"Walker Quiet-Flow SS Direct Fit Exhaust Muffler 2.5"" Inlet (ID) 2.5"" Outlet (OD), 21400"
“Did a good deal of research to find a high quality OEM replacement muffler at a competitive price. With the Advance coupon applied to the Walker muff”
"Walker SoundFX Direct Fit Exhaust Muffler 2.5"" Inlet (ID) 2.75"" Outlet (OD), 18906"
from $126.99
(1)
"Walker SoundFX Direct Fit Exhaust Muffler 2.5"" Inlet (ID) 2.75"" Outlet (OD), 18906"
“Not direct fit. Factory inlet is 2″ this muffler inlet is 2 5/8″.”