3 Inch Mufflers

3 Inch Mufflers

Discover More Power With Larger 3-Inch Mufflers for Sale in Australia

Every upgrade to your ride can impact your driving experience. Bigger tubes equates to more boost, but if your muffler can’t handle the power, your whole system struggles. At DEA Performance, we offer a wide selection of top-tier 3-inch mufflers designed to enhance exhaust flow and deliver a rich, resonant exhaust note.

Explore our collection of 3-inch mufflers for sale at the most competitive prices around.

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10" x 6" x 18" Long C/C 3" In Twin 3" Out YP Internal G/Packed No Stubs Stainless Steel

MSRP:

$620.00

Was:

Universal Muffler 3" Inlet, 3" Dual Outlet, 10" X 6" Oval Body, 18" Long Universal Fit No Stubs 304 Stainless Steel Features 304 Polished Stainless Steel 700 Degree Fiberglass Packing YP Internal Glass Packed Universal...

I842GPY-304P

MSRP:

$620.00

Was:

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10" x 6" x 18" Long C/C 3" In Twin 3" Out YP Internal G/Packed No Stubs

MSRP:

$250.00

Was:

Universal Muffler 3" Inlet, 3" Dual Outlet, 10" X 6" Oval Body, 18" Long Universal Fit No StubsFeaturesAluminised SteelYP Internal Glass PackedUniversal FitmentSpecificationsMuffler Width - 10"Muffler Height - 6"Muffler Length - 18"The DetailDEA...

I842GPY

MSRP:

$250.00

Was:

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3" Stainless Steel Universal Muffler 9"X4" Oval 14" Lng Straight Through OO

MSRP:

$80.00

Was:

3" Inch Stainless Steel Universal Muffler 9"X4" Oval 14" Lng Straight Through OOFeatures409 Unpolished StainlessGlass Packed EverfloUniversal FitmentSpecificationsPipe Diameter - 3"Muffler Width - 9"Muffler Height - 4"Muffler Length - 14"Pipe...

X828M-409

MSRP:

$80.00

Was:

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Out of stock

3" Universal Car Muffler 8" x 5" Oval 14" Lng Glass Packed Chambered O/O

MSRP: $108.05

$105.00

Was:

3" Inch Universal Car Muffler 8" X 5" Oval 14" Lng Glass Packed Chambered O/OFeaturesAluminised SteelOval Glass Packed ChamberedUniversal Fitment SpecificationsPipe Diameter - 3"Muffler Width - 8"Muffler Height - 5"Muffler Length - 14"Pipe...

E828GPC

MSRP: $108.05

$105.00

Was:

Out of stock
Out of stock

3" Universal Car Muffler 8" x 5" Oval 14" Lng Glass Packed Baffled No Stubs O/C

MSRP:

$130.00

Was:

3" Inch Universal Car Muffler 8" X 5" Oval 14" Lng Glass Packed Baffled No Stubs O/CFeaturesAluminised SteelOval Glass Packed BaffledUniversal Fitment No StubsSpecificationsPipe Diameter - 3"Muffler Width - 8"Muffler Height - 5"Muffler Length - 14"Pipe...

E827GPBN

MSRP:

$130.00

Was:

Out of stock
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3" Universal Car Muffler 5" Round x 12" Long Straight Through No Stubs

MSRP:

$85.00

Was:

3" Inch Universal Car Muffler 5" Round X 12" Long Straight Through Features Aluminised Mild Steel Glass Packed Universal Fitment Specifications Pipe Diameter - 3" Muffler Height - 5" Muffler Length - 12" Pipe Configuration - Center/Center

N818MN

MSRP:

$85.00

Was:

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3" Universal Car Muffler 4" Round x 14" Long Straight Thru C/C 409 Grade

MSRP:

$85.00

Was:

3" Inch Universal Car Muffler 4" Round X 14" Long Glass Packed Straight Through Center/CenterFeatures409 Stainless SteelUniversal FitmentSpecificationsPipe Diameter - 3"Muffler Height - 4"Muffler Length - 14"Pipe Configuration - Center/Center

K826GP-409R

MSRP:

$85.00

Was:

Add to Cart
Out of stock

3" Centre 2.5" Dual 8 x 5 x 14" Long Oval Universal Muffler Glass Packed

MSRP:

$135.00

Was:

3" Inch 2.5" Inch Dual Out Universal Car Muffler CD 8" x 5" Oval 14" Long Straight ThroughFeaturesAluminised Steel Glass PackedUniversal FitmentSpecificationsPipe Diameter - Single 3" In 2.5" Dual OutMuffler Width - 8"Muffler Height - 5"Muffler Length -...

E827GPY

MSRP:

$135.00

Was:

Out of stock
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3" Centre Centre 4" x 14" Long Round Polished Stainless Steel Muffler Straight Through

MSRP:

$210.00

Was:

3" Inch Universal Car Muffler 4" Round X 14" Long Straight Through Polished Stainless Stubless CCFeatures304 Polished StainlessPerf Double Wrapped SS Wool700 Degree Fiberglass PackingNo StubsSpecificationsPipe Diameter - 3"Muffler Height - 4"Muffler...

K826MN-304P

MSRP:

$210.00

Was:

Add to Cart
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3" Twin InOut Universal Muffler 8” x 5” Oval 20” Long Stainless Straight Through With Internal X-Pipe

MSRP:

$635.00

Was:

3" Twin In Twin Out Universal Muffler 8" X 5" Oval - 20" Long Straight Through With Internal X-PipeFeatures304 Polished StainlessPerf Doube Wrapped SS Wool700 Degree Fiberglass PackingUniversal Fitment No StubsSpecificationsPipe Diameter - 3"Muffler...

E848GPX-304P

MSRP:

$635.00

Was:

Add to Cart
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3 Inch Dual Offset Offset 7" x 14" Long Round 304 Stainless Steel Muffler Glass Packed

MSRP:

$330.00

Was:

3" Inch Dual Universal Car Muffler 7" Round X 14" Long Glass Packed Polished Stainless Stubless OOFeatures304 Polished StainlessPerf Double Wrapped SS Wool700 Degree Fiberglass Packing No StubsSpecificationsPipe Diameter - 3" Dual...

P826GPX-304P

MSRP:

$330.00

Was:

Add to Cart
Add to Cart

3 Inch Centre Centre 7" x 18" Long Round 304 Stainless Steel Muffler Glass Packed

MSRP:

$320.00

Was:

3" Inch Universal Car Muffler 7" Round X 18" Long Glass Packed Polished Stainless Stubless CCFeatures304 Polished StainlessPerf Double Wrapped SS Wool700 Degree Fiberglass Packing No StubsSpecificationsPipe Diameter - 3"Muffler Height - 7"Muffler...

P842GP-304P

MSRP:

$320.00

Was:

Add to Cart

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What Are 3-Inch Mufflers & How Do They Work?

Generally speaking, with larger pipes – exhaust flow travels more efficiently through your system. But adding a stock standard muffler to the end of a larger system leads to unwanted back pressure buildup, reducing your power significantly. On the other hand, pop on an oversized muffler and there’s not enough pressure buildup to get things moving. For true power, you need a balanced exhaust system.

3-inch mufflers are designed to match similarly sized pipes, exhausts, and tubing. They optimise exhaust flow, producing the perfect balance needed to generate the most horsepower and torque in your ride.

How Can 3-Inch Mufflers Improve Your Vehicle?

Investing in quality 3-Inch mufflers can offer several advantages for your vehicle's performance and auditory experience:

Increased Horsepower and Torque: A larger muffler can take on powerful systems. It reduces the resistance that the engine faces when pushing out exhaust gases, resulting in more power and torque generation.
Improved Throttle Response: With reduced back pressure, the engine responds more quickly to throttle inputs, delivering a more immediate and lively driving experience.
Deeper Sound: The larger diameter and specialised design result in a deep and resonant exhaust note, adding a distinctive and satisfying sound to your driving experience.
Better Fuel Efficiency: While not the primary reason for most performance enthusiasts, improved exhaust flow can lead to better fuel economy by allowing the engine to operate more efficiently.

Find Quality Mufflers at the Best Prices in Australia With DEA Performance

There’s a reason why customers keep coming back. Four of them in fact.

Extensive Selection
Competitive Prices
Uncompromising Quality
Expert Guidance

Our team of experts is here to provide you with advice and support every step of the way. We have decades of experience within the automotive industry and will help you find exactly what your vehicle needs to achieve peak performance.

Browse our selection today, or contact our specialists for more information.