Buick LaCrosse Mufflers
Your Buick LaCrosse will be happy to know that the search for the right Mufflers you’ve been looking for is over! Advance Auto Parts has 10 different Mufflers for your vehicle, ready for shipping or in-store pick up. The best part is, our Buick LaCrosse Mufflers start from as little as $71.99.
When it comes to your Buick LaCrosse, 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 LaCrosse 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 10 reviews on parts for your Buick LaCrosse.
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 LaCrosse, visit one of our local Advance Auto Parts locations and you’ll be back on the road in no time!
Compare 25 Buick Mufflers
Walker – "Walker SoundFX Direct Fit Exhaust Muffler 2.25"" Inlet (ID) 2"" Outlet (OD), 18945" (Part No.18945)
from
$111.99
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"" Inlet (ID) 2.25"" Outlet (OD), 18895" (Part No.18895)
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.
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Walker – "Walker SoundFX Direct Fit Exhaust Muffler 2.25"" Inlet (ID) 2.25"" Outlet (ID), 18230" (Part No.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 2"" Inlet (ID) 2.25"" Outlet (OD), 21341" (Part No.21341)
from
$175.99
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 Quiet-Flow SS Direct Fit Exhaust Muffler 2.25"" Inlet (ID) 2.25"" Outlet (ID), 21410" (Part No.21410)
from
$141.99
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"" Inlet (ID) 2"" Outlet (OD), 18246" (Part No.18246)
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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Walker – "Walker Quiet-Flow Direct Fit Exhaust Muffler 2.25"" Inlet (ID) 2.25"" Outlet (ID), 22395" (Part No.22395)
from
$92.99
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 2.5"" Inlet (ID) 2.5"" Outlet (ID), 18339" (Part No.18339)
from
$74.99
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. 50 Delta Flow Muffler – 2.50 Offset In – 2.50 Offset Out – Moderate Sound, 942553 (Part No.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)
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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Walker – "Walker SoundFX Direct Fit Exhaust Muffler 2"" Inlet (OD) 2"" Outlet (OD), 18802" (Part No.18802)
from
$95.99
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 2.5"" Outlet (ID), 18915" (Part No.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.
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Walker – Walker Sound Solution Exhaust Muffler, 18749 (Part No.18749)
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 SoundFX Direct Fit Exhaust Muffler 2.25"" Inlet (ID) 2"" Outlet (ID), 18458" (Part No.18458)
from
$91.99
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, 18695 (Part No.18695)
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 SoundFX Direct Fit Exhaust Muffler 2"" Inlet (ID) 2"" Outlet (OD), 18447" (Part No.18447)
from
$91.99
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 2"" Inlet (ID) 2.25"" Outlet (OD), 21346" (Part No.21346)
from
$162.99
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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Flowmaster Inc. – Flowmaster Inc. Super 44 Muffler – 2.25 Offset In – 2.25 Center Out – Aggressive Sound, 942446 (Part No.942446)
from
$137.99
Flowmaster’s Super 44 muffler uses the same Delta Flow technology found in our larger Super 40 mufflers. The Super 44 delivers a powerful rich tone and is the most aggressive, deepest sounding, highest performing four-inch case street muffler we’ve ever built! Constructed of 16 gauge aluminized steel and fully MIG welded for maximum durability.
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Walker – "Walker Quiet-Flow SS Direct Fit Exhaust Muffler Assembly 2.5"" Inlet (OD) 2.75"" Outlet (OD), 55272" (Part No.55272)
from
$185.99
Combining the only broad-market stainless-steel body construction with a direct-fit OE-style replacement, Walker Quiet-Flow SS muffler assemblies deliver longer life than typical aluminized mufflers. Quiet-Flow SS muffler assemblies are available for domestic and foreign vehicles.
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Walker – Walker Sound Solution Exhaust Muffler, 18601 (Part No.18601)
from
$58.99
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 Sound Solution Exhaust Muffler, 18764 (Part No.18764)
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.
See More
Walker – "Walker Quiet-Flow SS Direct Fit Exhaust Muffler 2"" Inlet (ID) 2.25"" Outlet (OD), 21525" (Part No.21525)
from
$163.99
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 Sound Solution Exhaust Muffler, 18759 (Part No.18759)
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.
See More
Walker – Walker Sound Solution Exhaust Muffler, 18692 (Part No.18692)
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.
See More
Walker – "Walker Quiet-Flow SS Direct Fit Exhaust Muffler 2.5"" Outlet (ID), 21409" (Part No.21409)
from
$186.99
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
FAQs for Buick LaCrosse Mufflers
What are the most popular Mufflers for the Buick LaCrosse?
With 4 brands you can trust, our most popular Mufflers for the Buick LaCrosse are:
from
$163.99
(1)
"Walker Quiet-Flow SS Direct Fit Exhaust Muffler 2"" Inlet (ID) 2.25"" Outlet (OD), 21525"
Mufflers
from
$506.99
This product is not rated
"Walker Quiet-Flow Direct Fit Exhaust Muffler 2"" Inlet (ID) 2.25"" Outlet (OD), 22169"
Mufflers
Find Your Buick LaCrosse Mufflers by Year
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