Buick Mufflers

1980 Buick DeVille is a wonderful vehicle from the factory. The parts you will find in our catalog will help you bring the best out of your DeVille. We have 867 Mufflers available for your 1980 DeVille all priced at lowest possible price backed by FREE SHIPPING. 

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Magnaflow 7" Oval Offset/Offset Straight-Through Performance Muffler (1.75" Inlet, 20" Length)
Magnaflow 7" Oval Offset/Offset Straight-Through Performance Muffler (1.75" Inlet, 20" Length)
Universal Part | Part #: 11133

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: Satin; 3.5"; 14"; Stainless Steel; 7"; 1.75"; 1; Offset; Straight-Through; 1.75"; 1; Offset; 20"; Oval
Price: $137.00
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Flowmaster 50 Delta Flow Muffler - 2.50 Center In / 2.00 Dual Out - Moderate Sound
Flowmaster 50 Delta Flow Muffler - 2.50 Center In / 2.00 Dual Out - Moderate Sound
Universal Part | Part #: 9425502
Highlights: Gray; Aluminized Steel; 90 Months; Moderate Sound; Improved Horsepower, Torque and Engine Efficiency; Excellent choice for Street Rod cars and trucks; Mild interior resonance; 9.75; 4; 17; Aluminized Steel; 9.8; 9.75; Pipe Connection; 2.5; 2.5; Center; Center; Uses New Hangers (Not Included); Reflection; Pipe Connection; 2; 2; Dual; 23; Oval; Moderate Sound
Price: $168.95
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Borla CrateMuffler For Small Block Chevrolet High Output 350/ 383/ 406 V8
Borla CrateMuffler For Small Block Chevrolet High Output 350/ 383/ 406 V8
Universal Part | Part #: 400841
Highlights: ATAK; OEM; 14"; OEM; All Welded; Pipe; 3"; Offset; OEM; 3"; T-304 Stainless Steel; No; 3"; Offset; OEM; 19"; Oval
Price: $305.99
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Flowmaster DBX Muffler - 2.25 Center In / 2.25 Center Out - Moderate Sound
Flowmaster DBX Muffler - 2.25 Center In / 2.25 Center Out - Moderate Sound
Universal Part | Part #: 12414310
Highlights: Stainless Steel; Lifetime Limited Warranty; Durable fully welded Stainless Steel polishable case; Compact Design; Race Proven Design; 409 Stainless Steel Internal Construction; 6; 14; Stainless Steel; 6; 6; 2.25; 2.25; Center; Center; 2.25; 2.3; Center; Center; Round Case; Moderate Sound
Price: $245.95
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Skunk2 Racing MegaPower Silencer Fits 4" Tips
Skunk2 Racing MegaPower Silencer Fits 4" Tips
Universal Part | Part #: 415-99-1485
Highlights: Exhaust Resonator
Price: $73.95
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MBRP 26" Single Chambered Aluminized Steel Muffler (3" ID Inlet/Outlet)
MBRP 26" Single Chambered Aluminized Steel Muffler (3" ID Inlet/Outlet)
Universal Part | Part #: GP122106

3" ID inlet/outlet, 26" Single Chambered Muffler, AL

Highlights: Aluminized Steel; Canada; 3.0 Inch; 26.0 Inch; 3.0 Inch
Price: $124.99
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Magnaflow 9" Oval Center/Offset XL Performance Muffler (2.5" Inlet, 20" Length)
Magnaflow 9" Oval Center/Offset XL Performance Muffler (2.5" Inlet, 20" Length)
Universal Part | Part #: 13216

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; Center; Multi-Chamber; 2.5"; 1; Offset; 20"; Oval
Price: $143.00
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Borla ProXS Series Center/Offset Muffler (3" Tubing, 19" Length)
Borla ProXS Series Center/Offset Muffler (3" Tubing, 19" Length)
Universal Part | Part #: 400482
Highlights: 4"; 14"; 9.5"; All Welded; Pipe; 3"; Center; Single Center; 3"; T-304 Stainless Steel; Yes; No; 3"; Offset; Single Offset Outlet; 18"; Oval
Price: $116.99
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Borla ProXS Series Center/Offset Muffler (2.25" Tubing, 19" Length)
Borla ProXS Series Center/Offset Muffler (2.25" Tubing, 19" Length)
Universal Part | Part #: 40357
Highlights: 4"; 14"; 9.5"; All Welded; Pipe; Center; Single Center; 2.25"; T-304 Stainless Steel; No; No; 2.25"; Offset; Single Offset Outlet; 19"; Oval
Price: $112.99
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Magnaflow 9" Oval Center/Offset Straight-Through Performance Muffler (3" Inlet, 24" Length)
Magnaflow 9" Oval Center/Offset Straight-Through Performance Muffler (3" Inlet, 24" Length)
Universal Part | Part #: 11259

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: Satin; 4"; 18"; Stainless Steel; 9"; 3"; 1; Center; Straight-Through; 3"; 1; Offset; 24"; Oval
Price: $154.00
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Magnaflow 9" Oval Offset/Offset XL Performance Muffler (3" Inlet, 20" Length)
Magnaflow 9" Oval Offset/Offset XL Performance Muffler (3" Inlet, 20" Length)
Universal Part | Part #: 13239

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"; 3"; 1; Offset; Multi-Chamber; 3"; 1; Offset; 20"; Oval
Price: $146.00
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Borla ProXS Series Center/Offset Muffler (2" Tubing, 19" Length)
Borla ProXS Series Center/Offset Muffler (2" Tubing, 19" Length)
Universal Part | Part #: 400477
Highlights: 4.25"; 14"; 7.88"; All Welded; Pipe; Center; Single Center; 2"; T-304 Stainless Steel; Yes; No; 2"; Offset; Single Offset Outlet; 18"; Oval
Price: $117.99
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Magnaflow 4" Round Center/Center Straight-Through Performance Muffler (2.25" Inlet, 24" Length)
Magnaflow 4" Round Center/Center Straight-Through Performance Muffler (2.25" Inlet, 24" Length)
Universal Part | Part #: 10425

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: Satin; 4"; 18"; Stainless Steel; 4"; 2.25"; 1; Center; Straight-Through; 2.25"; 1; Center; 24"; Round
Price: $115.95
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Flowmaster Pro Series Outlaw Race Muffler - 3.5"/3.5"
Flowmaster Pro Series Outlaw Race Muffler - 3.5"/3.5"
Universal Part | Part #: 13509135

Racing Applications.

Highlights: Aluminized Steel; Lifetime Limited Warranty; Durable MIG Welded Construction; No Packing to Burn Out; Race Proven Sound Reduction Technology; Dyno Tuned For Maximum Performance; 5; 9; Aluminized Steel; 5; 5; 3.5; Center; Center; 3.5; Center; 3.5; Center; Round; Aggressive Sound
Price: $121.95
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Flowmaster Outlaw Series Race Muffler - short 3.50 Center In / 3.50 Center Out -Aggressive
Flowmaster Outlaw Series Race Muffler - short 3.50 Center In / 3.50 Center Out -Aggressive
Universal Part | Part #: 15435S
Highlights: Gray; Aluminized Steel; Lifetime Limited Warranty; Durable fully welded 16 gauge aluminized steel - round case allows install in limited space applications; No internal packing to blowout; Minimal decibel reduction - race application where muffler rules are in effect; Designed for maximum horsepower and torque; 7; Aluminized Steel; 4.5; 4.5; 3.5; 3.5; Center; Center; 3.5; Center; 3.5; Center; Round Case; Aggressive Sound
Price: $139.95
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Flowmaster 40 Series Muffler 409S - 2.25 Offset In / 2.25 Offset Out - Aggressive Sound
Flowmaster 40 Series Muffler 409S - 2.25 Offset In / 2.25 Offset Out - Aggressive Sound
Universal Part | Part #: 8042443
Highlights: Gray; Stainless Steel; Lifetime Limited Warranty; Durable fully welded 409 stainless steel; Excellent Street/Strip and Off Road application; Noticeable interior resonance; Aggressive Sound Exterior Exhaust Tone; 9.75; 4; 13; Stainless Steel; 9.8; 9.75; Pipe Connection; 2.25; 2.25; Offset; Uses New Hangers (Not Included); Reflection; Pipe Connection; 2.25; 2.3; Offset; 19; Oval; Aggressive Sound
Price: $135.95
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Gibson SFT Superflow Stainless Steel Round Exhaust Muffler (Inlet 2.25", Outlet 2.25", Length 25")
Gibson SFT Superflow Stainless Steel Round Exhaust Muffler (Inlet 2.25", Outlet 2.25", Length 25")
Universal Part | Part #: 788706S
Highlights: Stainless Steel; Offset / Offset; 2.25"; 2.25"; 6"; 19"; 25"; Round; Single
Price: $180.95
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Magnaflow 9" Oval Center/Offset Straight-Through Performance Muffler (2.5" Inlet, 20" Length)
Magnaflow 9" Oval Center/Offset Straight-Through Performance Muffler (2.5" Inlet, 20" Length)
Universal Part | Part #: 14326

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"; 2.5"; 1; Center; Straight-Through; 2.5"; 1; Offset; 20"; Oval
Price: $164.00
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Showing 433 to 450 of 867 (49 Pages)
Showing 433 to 450 of 867 (49 Pages)
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