1989 GMC K3500 Performance Exhaust Mufflers

Your 1989 GMC K3500 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 Performance Exhaust Mufflers you desperately need.

We currently carry 5 Performance Exhaust Mufflers to choose from for your 1989 GMC K3500, and our inventory prices range from as little as $63.39 up to $154.99.

On top of low prices, Advance Auto Parts offers 3 different trusted brands of Performance Exhaust Mufflers for the 1989 GMC K3500. We only sell parts from trusted brands like Flowtech so that you can find quality parts you can count on.

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

Performance Exhaust Mufflers for Your 1989 GMC K3500

Flowtech – Afterburner Muffler, 3in Center Inlet 2.5in Dual Offset Outlet, Non-Reversible, Aggressive Sound (Part No.50370FLT)

Afterburner Muffler, 3in Center Inlet 2.5in Dual Offset Outlet, Non-Reversible, Aggressive Sound

from

$130.99


Product Features:
  • Made From Aluminized Case
  • Rust And Corrosion Protection
  • Stronger Seams Prevent Blow Out
  • Provides More Horsepower
  • Max Flow In Either Direction
  • Powerful Sound With No Resonance
  • Limited Lifetime Warranty
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Hooker Headers – Competition Turbo Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Mild Sound (Part No.21005HKR)

Competition Turbo Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Mild Sound

from

$63.39
Competition Turbo Mufflers utilized a low back pressure baffle network designed to flow in either direction resulting in better performance and economy.

Product Features:
  • Low Backpressure Baffle Network
  • Compact Design
  • Improved Engine Efficiency
  • Better Performance And Economy
  • Throaty Sound On Acceleration
  • Quiet At Idle And Cruising
  • Double Wrapped Aluminized Steel
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Flowtech – Terminator  Muffler, 3in Center Inlet 2.5in Dual Offset Outlet, Non-Reversible, Moderate Sound (Part No.50170FLT)

Terminator  Muffler, 3in Center Inlet 2.5in Dual Offset Outlet, Non-Reversible, Moderate Sound

from

$154.99


Product Features:
  • Aluminized Steel Construction
  • 3in. Inner Pass Tubes
  • Reduce Backpressure
  • Increase Horsepower
  • No Glass To Burn Or Blow Out
  • Will Flow In Either Direction
  • Welded For Strength/Durability
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Flowmaster Inc. – 50 Series Muffler, 3in Center Inlet 2.25in Dual Offset Outlet, Non-Reversible, Moderate Sound (Part No.9430522)

50 Series Muffler, 3in Center Inlet 2.25in Dual Offset 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. – 40 Series Muffler, 3in Offset Inlet 2.25in Dual Offset Outlet, Non-Reversible, Aggressive Sound (Part No.9430422)

40 Series Muffler, 3in Offset Inlet 2.25in Dual Offset 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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FAQs for 1989 GMC K3500 Performance Exhaust Mufflers

What are the most popular Performance Exhaust Mufflers for the 1989 GMC K3500?

With 3 brands you can trust, our most popular Performance Exhaust Mufflers for the 1989 GMC K3500 parts are:
Afterburner Muffler, 3in Center Inlet 2.5in Dual Offset Outlet, Non-Reversible, Aggressive Sound
from $130.99
This product is not rated
Afterburner Muffler, 3in Center Inlet 2.5in Dual Offset Outlet, Non-Reversible, Aggressive Sound
Performance Exhaust Mufflers
Competition Turbo Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Mild Sound
from $63.39
This product is not rated
Competition Turbo Muffler, 2.25in Offset Inlet 2.25in Center Outlet, Non-Reversible, Mild Sound
Performance Exhaust Mufflers
40 Series Muffler, 3in Offset Inlet 2.25in Dual Offset Outlet, Non-Reversible, Aggressive Sound
from $133.99
This product is not rated
40 Series Muffler, 3in Offset Inlet 2.25in Dual Offset Outlet, Non-Reversible, Aggressive Sound
Performance Exhaust Mufflers