International Mufflers

At Advance Auto, we carry 8 different types of Mufflers for your International at competitive prices to fit your budget. Save on costs when you find your International replacement Mufflers with us.

Make sure to compare prices and take a look at the top user reviewed Mufflers that fit your International. The ratings and reviews for these aftermarket International Mufflers really help you make the right decision.

Whether you’re a do-it-yourselfer or trained auto tech, you’ll appreciate the convenience of home or business delivery, or picking up your Mufflers at the nearest Advance Auto Parts location.

Compare 8 International Mufflers

Search our full catalog of aftermarket International Mufflers below. Make sure to check for user reviews of Mufflers to learn which worked the best for our customers.

Walker – Heavy Duty Direct Fit Exhaust Muffler 5" Inlet (ID) 5" Outlet (ID) (Part No.22920)

Heavy Duty Direct Fit Exhaust Muffler 5" Inlet (ID) 5" Outlet (ID)

from

$131.99
Walker offers hundreds of muffler designs and styles to fit virtually any hard-working on/off road commercial vehicle. Walker is a “one-stop” convenience, offering complete engine-to-tailpipe coverage of replacement emissions control systems and components for popular domestic, import and commercial vehicle applications.

Product Features:
  • Manufactured from aluminized steel for durability
  • Designed to help ensure long service life
  • Engineered to reduce in-cab and exterior engine noise
  • Offered in a variety of styles, sizes and materials for your installation needs
  • An economical replacement for the original equipment part
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Walker – SoundFX Direct Fit Exhaust Muffler 2.25" Inlet (ID) 2.25" Outlet (ID) (Part No.18230)

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

from

$72.99
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 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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Walker – Sound Solution Exhaust Muffler (Part No.18692)

Sound Solution Exhaust Muffler

from

$67.99
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 – SoundFX Universal Exhaust Muffler 2.25" Inlet (ID) 2.25" Outlet (ID) (Part No.18113)

SoundFX Universal  Exhaust Muffler 2.25" Inlet (ID) 2.25" Outlet (ID)

from

$95.99
Featuring 100% aluminized steel for longer service life compared to low-carbon steel, Walker SoundFX universal 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
  • FLEXIBLE SOLUTION — Customizable design features expandable bushings for easy fitment and may require specialized fabrication and/or welding for installation
  • 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
See More

Walker – Heavy Duty Direct Fit Exhaust Muffler 3.5" Inlet (ID) 4" Outlet (ID) (Part No.22551)

Heavy Duty Direct Fit Exhaust Muffler 3.5" Inlet (ID) 4" Outlet (ID)

from

$229.99
Walker offers hundreds of muffler designs and styles to fit virtually any hard-working on/off road commercial vehicle. Walker is a “one-stop” convenience, offering complete engine-to-tailpipe coverage of replacement emissions control systems and components for popular domestic, import and commercial vehicle applications.

Product Features:
  • Manufactured from aluminized steel for durability
  • Designed to help ensure long service life
  • Engineered to reduce in-cab and exterior engine noise
  • Offered in a variety of styles, sizes and materials for your installation needs
  • An economical replacement for the original equipment part
See More

Walker – Heavy Duty Direct Fit Exhaust Muffler 2.75" Inlet (ID) 4" Outlet (ID) (Part No.22231)

Heavy Duty Direct Fit Exhaust Muffler 2.75" Inlet (ID) 4" Outlet (ID)

from

$178.99
Walker offers hundreds of muffler designs and styles to fit virtually any hard-working on/off road commercial vehicle. Walker is a “one-stop” convenience, offering complete engine-to-tailpipe coverage of replacement emissions control systems and components for popular domestic, import and commercial vehicle applications.

Product Features:
  • Manufactured from aluminized steel for durability
  • Designed to help ensure long service life
  • Engineered to reduce in-cab and exterior engine noise
  • Offered in a variety of styles, sizes and materials for your installation needs
  • An economical replacement for the original equipment part
See More

Walker – Heavy Duty Direct Fit Exhaust Muffler 3" Inlet (ID) 3" Outlet (ID) (Part No.21476)

Heavy Duty Direct Fit Exhaust Muffler 3" Inlet (ID) 3" Outlet (ID)

from

$109.99
Walker offers hundreds of muffler designs and styles to fit virtually any hard-working on/off road commercial vehicle. Walker is a “one-stop” convenience, offering complete engine-to-tailpipe coverage of replacement emissions control systems and components for popular domestic, import and commercial vehicle applications.

Product Features:
  • Manufactured from aluminized steel for durability
  • Designed to help ensure long service life
  • Engineered to reduce in-cab and exterior engine noise
  • Offered in a variety of styles, sizes and materials for your installation needs
  • An economical replacement for the original equipment part
See More

Walker – Heavy Duty Direct Fit Exhaust Muffler 4" Inlet (ID) 5" Outlet (ID) (Part No.22941)

Heavy Duty Direct Fit Exhaust Muffler 4" Inlet (ID) 5" Outlet (ID)

from

$198.99
Walker offers hundreds of muffler designs and styles to fit virtually any hard-working on/off road commercial vehicle. Walker is a “one-stop” convenience, offering complete engine-to-tailpipe coverage of replacement emissions control systems and components for popular domestic, import and commercial vehicle applications.

Product Features:
  • Manufactured from aluminized steel for durability
  • Designed to help ensure long service life
  • Engineered to reduce in-cab and exterior engine noise
  • Offered in a variety of styles, sizes and materials for your installation needs
  • An economical replacement for the original equipment part
See More