Smart Mufflers

2011 Smart MDX is a wonderful vehicle from the factory. The parts you will find in our catalog will help you bring the best out of your MDX. We have 867 Mufflers available for your 2011 MDX all priced at lowest possible price backed by FREE SHIPPING. 

We price match competitors ... Shop with confidence. 


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aFe SATURN 4S Stainless Steel Muffler Delete Pipe
aFe SATURN 4S Stainless Steel Muffler Delete Pipe
Universal Part | Part #: 49M00039

SATURN 4S Stainless Steel Muffler Delete Pipe 4 IN ID Inlet/Outlet x 24 IN Body x 30 IN Overall Length

Highlights: 2 Years Manufacturer Warranty
Price: $87.95
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Flowmaster 10 Series Race Muffler 409S - 2.50 Center In / 2.50 Center Out -Aggressive Sound
Flowmaster 10 Series Race Muffler 409S - 2.50 Center In / 2.50 Center Out -Aggressive Sound
Universal Part | Part #: 8325108
Highlights: Gray; Stainless Steel; Lifetime Limited Warranty; Durable fully welded 16 gauge stainless steel - single chamber race muffler; Race proven patented Delta Flow technology; No internal packing to blowout; Minimal decibel reduction over open headers; 8; 3; 5.5; Stainless Steel; 8; 8; Pipe Connection; 2.5; 2.5; Center; Center; Reflection; Pipe Connection; 2.5; Center; 2.5; Center; 11; Oval; Aggressive Sound
Price: $139.95
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Magnaflow 6" Round Center/Center Straight-Through Performance Muffler (3" Inlet, 36" Length)
Magnaflow 6" Round Center/Center Straight-Through Performance Muffler (3" Inlet, 36" Length)
Universal Part | Part #: 14641

Featuring a free-flowing, straight-through perforated stainless steel core, stainless mesh wraps our acoustic fiber fill to deliver a smooth, deep tone for your custom exhuast project

Highlights: Polished; 6"; 30"; Stainless Steel; 6"; 3"; 1; Center; Straight-Through; 3"; 1; Center; 36"; Round
Price: $159.00
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Borla CrateMuffler For Small Block Chevrolet Stock Output 283/ 327/ 350 V8
Borla CrateMuffler For Small Block Chevrolet Stock Output 283/ 327/ 350 V8
Universal Part | Part #: 400846
Highlights: S-Type; OEM; 14"; OEM; All Welded; Pipe; Offset; OEM; 2.25"; T-304 Stainless Steel; No; 2.25"; Offset; OEM; 19"; Oval
Price: $288.95
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Magnaflow 7" Round Offset/Offset XL Performance Muffler (2.25" Inlet, 33" Length)
Magnaflow 7" Round Offset/Offset XL Performance Muffler (2.25" Inlet, 33" Length)
Universal Part | Part #: 13744

XL Mufflers are reflection style mufflers using a combination of perforated tubing and baffles to reduce unwanted resonance and increase exhaust flow.

Highlights: Satin; 7"; 27"; Stainless Steel; 7"; 2.25"; 1; Offset; Multi-Chamber; 2.25"; 1; Offset; 33"; Round
Price: $111.95
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Magnaflow 6" Round Center/Center Straight-Through Performance Muffler (4" Inlet, 12" Length)
Magnaflow 6" Round Center/Center Straight-Through Performance Muffler (4" Inlet, 12" Length)
Universal Part | Part #: 14162

Featuring a free-flowing, straight-through perforated stainless steel core, stainless mesh wraps our acoustic fiber fill to deliver a smooth, deep tone for your custom exhuast project

Highlights: Polished; 6"; 6"; Stainless Steel; 6"; 4"; 1; Center; Straight-Through; 4"; 1; Center; 12"; Round
Price: $199.00
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Magnaflow 8" Oval Single/Dual Straight-Through Performance Muffler (3" Inlet, 24" Length)
Magnaflow 8" Oval Single/Dual Straight-Through Performance Muffler (3" Inlet, 24" Length)
Universal Part | Part #: 14288

Featuring a free-flowing, straight-through perforated stainless steel core, stainless mesh wraps our acoustic fiber fill to deliver a smooth, deep tone for your custom exhuast project

Highlights: Polished; 5"; 18"; Stainless Steel; 8"; 3"; 1; Center; Straight-Through; 2.5"; 2; Dual; 24"; Oval
Price: $184.57
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Magnaflow 11" Oval Center/Center Straight-Through Performance Muffler (3" Inlet, 28" Length)
Magnaflow 11" Oval Center/Center Straight-Through Performance Muffler (3" Inlet, 28" Length)
Universal Part | Part #: 14579

Featuring a free-flowing, straight-through perforated stainless steel core, stainless mesh wraps our acoustic fiber fill to deliver a smooth, deep tone for your custom exhuast project

Highlights: Polished; 5"; 22"; Stainless Steel; 11"; 3"; 1; Center; Straight-Through; 3"; 1; Center; 28"; Oval
Price: $189.00
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aFe Scorpion Aluminized Steel Muffler
aFe Scorpion Aluminized Steel Muffler
Universal Part | Part #: 49M00003

Scorpion Aluminized Steel Muffler 2-1/2 IN ID Offset/Offset x 10 IN W x 4 IN H x 13 IN L - Oval Body

Highlights: Aluminized Steel; 4"; 13"; 10"; Clamp-On; 2.5"; Offset; Single Offset; 2.5"; 2.5"; Center; Single Offset; 13"; Oval; 2 Years Manufacturer Warranty
Price: $87.95
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Borla CrateMuffler For Small Block Ford Stock Output 289/ 302 (Exc Coyote 5.0L)/ 351 Windsor V8
Borla CrateMuffler For Small Block Ford Stock Output 289/ 302 (Exc Coyote 5.0L)/ 351 Windsor V8
Universal Part | Part #: 400837
Highlights: S-Type; OEM; 14"; OEM; All Welded; Pipe; 2.5"; Offset; OEM; 2.5"; T-304 Stainless Steel; No; 2.5"; Center; OEM; 19"; Oval
Price: $324.95
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Magnaflow 9" Oval Offset/Offset XL Performance Muffler (2.5" Inlet, 20" Length)
Magnaflow 9" Oval Offset/Offset XL Performance Muffler (2.5" Inlet, 20" Length)
Universal Part | Part #: 13236

XL Mufflers are reflection style mufflers using a combination of perforated tubing and baffles to reduce unwanted resonance and increase exhaust flow.

Highlights: Satin; 4"; 14"; Stainless Steel; 9"; 2.5"; 1; Offset; Multi-Chamber; 2.5"; 1; Offset; 20"; Oval
Price: $143.00
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Magnaflow 7" Round Single/Dual XL Performance Muffler (3" Inlet, 36" Length)
Magnaflow 7" Round Single/Dual XL Performance Muffler (3" Inlet, 36" Length)
Universal Part | Part #: 13762

XL Mufflers are reflection style mufflers using a combination of perforated tubing and baffles to reduce unwanted resonance and increase exhaust flow.

Highlights: Satin; 7"; 30"; Stainless Steel; 7"; 3"; 1; Center; Multi-Chamber; 2.5"; 2; Dual; 36"; Round
Price: $142.00
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Magnaflow 8" Oval Offset/Offset Straight-Through Performance Muffler (2.25" Inlet, 20" Length)
Magnaflow 8" Oval Offset/Offset Straight-Through Performance Muffler (2.25" Inlet, 20" Length)
Universal Part | Part #: 14235

Featuring a free-flowing, straight-through perforated stainless steel core, stainless mesh wraps our acoustic fiber fill to deliver a smooth, deep tone for your custom exhuast project

Highlights: Polished; 5"; 14"; Stainless Steel; 8"; 2.25"; 1; Offset; Straight-Through; 2.25"; 1; Offset; 20"; Oval
Price: $166.00
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Magnaflow 11" Oval Single/Dual Straight-Through Performance Muffler (3" Inlet, 28" Length)
Magnaflow 11" Oval Single/Dual Straight-Through Performance Muffler (3" Inlet, 28" Length)
Universal Part | Part #: 14590

Featuring a free-flowing, straight-through perforated stainless steel core, stainless mesh wraps our acoustic fiber fill to deliver a smooth, deep tone for your custom exhuast project

Highlights: Polished; 5"; 22"; Stainless Steel; 11"; 3"; 1; Center; Straight-Through; 3"; 2; Dual; 28"; Oval
Price: $195.00
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Flowmaster Super 50 Muffler 409S - 3.00 Center In / 2.50 Dual Out - Mild Sound
Flowmaster Super 50 Muffler 409S - 3.00 Center In / 2.50 Dual Out - Mild Sound
Universal Part | Part #: 8530552
Highlights: Gray; Stainless Steel; Lifetime Limited Warranty; Mild to stock exterior exhaust tone; Improved Horsepower, Torque and Engine Efficiency; Excellent choice for large displacement vehicles; Minimal interior resonance; 10; 5; 17; Stainless Steel; 10; 10; Pipe Connection; 3; 3; Center; Center; Uses New Hangers (Not Included); Reflection; Pipe Connection; 2.5; 2.5; Dual; 23; Oval; Mild Sound
Price: $224.95
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Magnaflow 9" Oval Center/Offset Straight-Through Performance Muffler (2" Inlet, 20" Length)
Magnaflow 9" Oval Center/Offset Straight-Through Performance Muffler (2" Inlet, 20" Length)
Universal Part | Part #: 14324

Featuring a free-flowing, straight-through perforated stainless steel core, stainless mesh wraps our acoustic fiber fill to deliver a smooth, deep tone for your custom exhuast project

Highlights: Polished; 4"; 14"; Stainless Steel; 9"; 2"; 1; Center; Straight-Through; 2"; 1; Offset; 20"; Oval
Price: $124.37
Free Shipping
Magnaflow 9" Oval Dual/Dual Straight-Through Performance Muffler (2.25" Inlet, 17" Length)
Magnaflow 9" Oval Dual/Dual Straight-Through Performance Muffler (2.25" Inlet, 17" Length)
Universal Part | Part #: 14378

Featuring a free-flowing, straight-through perforated stainless steel core, stainless mesh wraps our acoustic fiber fill to deliver a smooth, deep tone for your custom exhuast project

Highlights: Polished; 4"; 11"; Stainless Steel; 9"; 2.25"; 2; Dual; Straight-Through; 2.25"; 2; Dual; 17"; Oval
Price: $164.26
Free Shipping
MBRP Mild Tone Aluminized Steel Single Muffler
MBRP Mild Tone Aluminized Steel Single Muffler
Universal Part | Part #: GP120809
Highlights: Aluminized Steel; 3"; 3"; 26"
Price: $144.99
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Showing 649 to 666 of 867 (49 Pages)
Showing 649 to 666 of 867 (49 Pages)
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