2004 Hummer H2 Mufflers

Your 2004 Hummer H2 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 2 Mufflers to choose from for your 2004 Hummer H2, and our inventory prices range from as little as $162.99 up to $276.99.

On top of low prices, Advance Auto Parts offers 2 different trusted brands of Mufflers for the 2004 Hummer H2. We only sell parts from trusted brands like Walker 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 4 reviews on our Mufflers for the 2004 Hummer H2 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 2004 Hummer H2

Walker – Quiet-Flow Muffler, Direct Replacement, No Fabrication Needed (Part No.21431)

Quiet-Flow Muffler, Direct Replacement, No Fabrication Needed

from

$162.99
The only broad-market muffler with 100% stainless-steel construction, Walker® Quiet-Flow® SS mufflers feature precision fit, superior flow and OE-style sound. Quiet-Flow SS mufflers are available for most domestic and import vehicles.

Product Features:
  • CORROSION RESISTANT STAINLESS STEEL — The only broad-market muffler with 100% stainless-steel construction that delivers longer life versus aluminized mufflers while an internal drainage system reduces moisture collection
  • 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
  • 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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(4 reviews)
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Flowmaster Inc. – 50 Series Muffler, 2.75in Dual Offset Inlet 2.5in Dual Offset Outlet, Non-Reversible, Mild Sound (Part No.527504)

50 Series Muffler, 2.75in Dual Offset Inlet 2.5in Dual Offset Outlet, Non-Reversible, Mild Sound

from

$276.99
The 50 Series Big Block muffler is made for more than just big cubic inch engine applications. Its large case size with internal tuning chamber provides mileage and power gains along with maximum sound control for a quiet interior tone, even under heavy loads. Well suited to heavy duty vehicles such as full size trucks, SUV’s, RVs, and tow vehicles. Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.
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