1973 Chevrolet K20 Pickup Mufflers

Your 1973 Chevrolet K20 Pickup 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 1973 Chevrolet K20 Pickup, and our inventory prices range from as little as $62.99 up to $159.99.

On top of low prices, Advance Auto Parts offers 2 different trusted brands of Mufflers for the 1973 Chevrolet K20 Pickup. We only sell parts from trusted brands like Walker 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 Mufflers stock in-person!

Mufflers for Your 1973 Chevrolet K20 Pickup

Walker – Quiet-Flow Muffler, Direct Replacement, No Fabrication Needed (Part No.21784)

Quiet-Flow Muffler, Direct Replacement, No Fabrication Needed

from

$81.99
Designed to deliver superior flow and OE-style sound, Walker® Quiet-Flow® mufflers are available for top-selling domestic and foreign vehicles.

Product Features:
  • EASY TO INSTALL — Direct-fit bolt-on replacement solution with OE-style hangers, brackets and pipe routings for easy installation and doesn’t require specialized fabrication and/or welding
  • RESISTS CORROSION — Internal drainage system helps reduce moisture collection
  • BUILT TO LAST — Internal partitions and mechanically joined tubes allow expansion and contraction during temperature changes to minimize distortion while spun-locked heads and OE-style spot welds provide stability and longer service life
  • PREMIUM ACOUSTIC CONTROL — OE-style louvered tubes lower noise levels while OE-style domed heads help reduce radiated noise for premium factory-style sound quality compared to straight perforated tubes
  • DESIGN VALIDATED — Acoustic and flow tested for quality OE-style sound you can count on
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Walker – Sound Solution Muffler (Part No.18620)

Sound Solution Muffler

from

$62.99
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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Flowmaster Inc. – Super 40 Series Muffler, 3in Center Inlet 2.5in Dual Offset Outlet, Non-Reversible, Aggressive Sound (Part No.8530452)

Super 40 Series Muffler, 3in Center Inlet 2.5in Dual Offset Outlet, Non-Reversible, Aggressive Sound

from

$159.99
The Super 40 features Flowmaster’s Delta Flow technology. It’s larger case profile provides the best of both worlds of performance and sound. The Super 40 has that deep powerful sound of the Original 40 series but with all the benefits of performance and low interior resonance from the Delta Flow technology. Constructed of 16 gauge 409S stainless steel and fully MIG welded for maximum durability.

Product Features:
  • Durable fully welded 409 stainless steel
  • Deep aggressive exhaust note
  • Noticeable interior resonance
  • Excellent performance on high horsepower vehicles
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Walker – SoundFX Muffler, Direct Replacement, No Fabrication Needed (Part No.18293)

SoundFX Muffler, Direct Replacement, No Fabrication Needed

from

$77.99
Featuring 100% aluminized steel for longer service life compared to low-carbon steel, Walker SoundFX® direct-fit mufflers deliver quality appearance and favorable acoustics while mechanical interior joints and spun-locked heads provide durability.

Product Features:
  • RESISTS CORROSION — Aluminized steel construction and internal drainage system helps reduce corrosion
  • BUILT TO LAST — Internal partitions and mechanically joined tubes allow expansion and contraction during temperature changes to minimize distortion while spun-locked heads and OE-style spot welds provide stability and longer service life
  • EASY TO INSTALL — Direct-fit bolt-on replacement solution with OE-style hangers, brackets and pipe routings for easy installation that doesn’t require specialized fabrication and/or welding
  • FACTORY SOUND — Louvered tubes help reduce radiated noise for factory-style sound quality compared to straight perforated tubes
  • GET MORE MILES FROM YOUR MUFFLER — Designed and tested to extend muffler life
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FAQs for 1973 Chevrolet K20 Pickup Mufflers

What are the most popular Mufflers for the 1973 Chevrolet K20 Pickup?

With 2 brands you can trust, our most popular Mufflers for the 1973 Chevrolet K20 Pickup parts are:
Quiet-Flow Muffler, Direct Replacement, No Fabrication Needed
from $81.99
This product is not rated
Quiet-Flow Muffler, Direct Replacement, No Fabrication Needed
Mufflers
Sound Solution Muffler
from $62.99
This product is not rated
Sound Solution Muffler
Mufflers