2003 Audi S4 Exhaust Systems

2003 Audi S4 is a wonderful vehicle from the factory. The parts you will find in our catalog will help you bring the best out of your S4. We have 1921 Exhaust Systems available for your 2003 S4 all priced at lowest possible price backed by FREE SHIPPING. 

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Gibson MWA Superflow Stainless Steel Oval Exhaust Muffler (Inlet 3", Outlet 3", Length 20")
Gibson MWA Superflow Stainless Steel Oval Exhaust Muffler (Inlet 3", Outlet 3", Length 20")
Universal Part | Part #: BM0108
Highlights: Stainless Steel; Center / Center; 3"; 3"; 4"; 9"; 14"; 20"; Oval; Single
Price: $97.95
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Spec-D Tuning 3.5" Tip Silencer for N1 Muffler
Spec-D Tuning 3.5" Tip Silencer for N1 Muffler
Universal Part | Part #: MF-SR78135
Price: $20.95
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Borla Polished Stainless Steel Oval Rolled-Edge Angle-Cut Single Outlet Exhaust Tip with Logo (2.25" Inlet, 3.625" x 2.5" Tip Size, 4" Length)
Borla Polished Stainless Steel Oval Rolled-Edge Angle-Cut Single Outlet Exhaust Tip with Logo (2.25" Inlet, 3.625" x 2.5" Tip Size, 4" Length)
Universal Part | Part #: 20153
Highlights: All Welded; 2.25" (57.2mm); 2.25"; 2.25"; T-304 Stainless Steel; No; Single Outlet; 4"; Oval; Polished T-304 Stainless Steel; 2.75"
Price: $79.95
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MBRP Aluminized Steel Muffler Delete Pipe
MBRP Aluminized Steel Muffler Delete Pipe
Universal Part | Part #: MDA531
Highlights: Aluminized Steel; 5"; 5"; 31"
Price: $89.99
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Magnaflow 9" Oval Center/Offset Straight-Through Performance Muffler (2.25" Inlet, 20" Length)
Magnaflow 9" Oval Center/Offset Straight-Through Performance Muffler (2.25" Inlet, 20" Length)
Universal Part | Part #: 11225

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"; 14"; Stainless Steel; 9"; 2.25"; 1; Center; Straight-Through; 2.25"; 1; Offset; 20"; Oval
Price: $124.95
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Flowmaster Super 40 Muffler - 2.50 Center In / 2.50 Center Out - Aggressive Sound
Flowmaster Super 40 Muffler - 2.50 Center In / 2.50 Center Out - Aggressive Sound
Universal Part | Part #: 952545
Highlights: Black; Aluminized Steel; 90 Months; Deep Aggressive Sound Exhaust Note; Race proven patented Delta Flow technology; Excellent performance on high horsepower vehicles; Noticeable interior resonance; 10; 5; 13.5; Aluminized Steel; 10; 10; Pipe Connection; 2.5; 2.5; Center; Center; Uses New Hangers (Not Included); Reflection; Pipe Connection; 2.5; 2.5; Center; Center; 19.5; Oval; Aggressive Sound
Price: $153.95
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Flowmaster 40 Delta Muffler 409S - 3.00 Offset In / 3.00 Center Out - Aggressive Sound
Flowmaster 40 Delta Muffler 409S - 3.00 Offset In / 3.00 Center Out - Aggressive Sound
Universal Part | Part #: 843041
Highlights: Gray; Stainless Steel; Lifetime Limited Warranty; Durable fully welded 409 stainless steel; No internal packing to blowout; Excellent Street/Strip and Off Road application; Race proven patented Delta Flow technology; 3; 4; 13; Stainless Steel; 9.8; 9.75; Pipe Connection; 3; 3; Offset; Uses New Hangers (Not Included); Reflection; Pipe Connection; 3; 3; Center; Center; 19; Oval; Aggressive Sound
Price: $170.95
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Flowmaster Exhaust Tip - Dual 4.00 in. Angle Cut Polished SS Fits 2.50 in. Tubing - Weld on
Flowmaster Exhaust Tip - Dual 4.00 in. Angle Cut Polished SS Fits 2.50 in. Tubing - Weld on
Universal Part | Part #: 15391

Fits 2.50 inch tailpipe

Highlights: Polished; Stainless Steel; 90 Months; Wide Variety of Shapes and Sizes; Embossed Flowmaster Logo; Polished Finish; Premium Quality; Yes; Weld On; 8.75; Double Wall; Embossed; Universal Left/Right; 2.5; 2.5; Round; 4; 10; Round; Dual Angle Cut; Yes
Price: $86.35
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Flowmaster Exhaust Tip - 3.50 in. SS Rolled Edge Angle Cut Fits 3.00 in. Tubing - Weld on
Flowmaster Exhaust Tip - 3.50 in. SS Rolled Edge Angle Cut Fits 3.00 in. Tubing - Weld on
Universal Part | Part #: 15317

Fits 3.00 inch tailpipe

Highlights: Polished; Stainless Steel; 90 Months; Premium quality; Embossed Flowmaster Logo; Weld-On; Polished Finish; Yes; Weld-on; Single Wall; Embossed; Universal Left/Right; 3; 3; Round; 3.5; 5.25; Round; Angled Rolled Edge; Yes
Price: $43.95
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Flowmaster Super 50 Muffler - 2.50 Offset In / 2.50 Offset Out - Mild Sound
Flowmaster Super 50 Muffler - 2.50 Offset In / 2.50 Offset Out - Mild Sound
Universal Part | Part #: 52558
Highlights: Gray; Aluminized Steel; 90 Months; Mild to stock exterior exhaust tone; Improved Horsepower, Torque and Engine Efficiency; Excellent choice for large displacement vehicles; Minimal interior resonance; 10; 5; 17; Aluminized Steel; 10; 10; Pipe Connection; 2.5; 2.5; Offset; Uses New Hangers (Not Included); Reflection; Pipe Connection; 2.5; 2.5; Offset; 23; Oval; Mild Sound
Price: $204.95
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Flowmaster 40 Delta Flow Muffler - 2.50 Center In / 2.50 Offset Out - Aggressive Sound
Flowmaster 40 Delta Flow Muffler - 2.50 Center In / 2.50 Offset Out - Aggressive Sound
Universal Part | Part #: 942542
Highlights: Gray; Aluminized Steel; 90 Months; Durable fully welded 16 gauge aluminized steel; No internal packing to blowout; Excellent Street/Strip and Off Road application; Race proven patented Delta Flow technology; 2.5; 4; 13; Aluminized Steel; 9.8; 9.75; Pipe Connection; 2.5; 2.5; Center; Center; Uses New Hangers (Not Included); Reflection; Pipe Connection; 2.5; 2.5; Offset; 19; Oval; Aggressive Sound
Price: $153.95
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Fleece Performance Stack Cover - 6 inch - Straigh Cut
Fleece Performance Stack Cover - 6 inch - Straigh Cut
Universal Part | Part #: FPE-STK-CVR-6-S
Highlights: Constructed from heavy duty vinyl; band clamp to ensure a tight fit
Price: $53.95
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Magnaflow Stainless Steel Round Folded Edge Angle Cut Weld-On Dual Polished Exhaust Tip Set (2.25" Inlet, 3" Outlet, 9.75" Length)
Magnaflow Stainless Steel Round Folded Edge Angle Cut Weld-On Dual Polished Exhaust Tip Set (2.25" Inlet, 3" Outlet, 9.75" Length)
Universal Part | Part #: 35229

MagnaFlow Custom weld on tips come in many sizes and styles completing most any exhasut system with the just the right finishing touch.

Highlights: Polished; Weld-On; Angle; Folded; 2.25"; 3"; 2; 9.75"; No; Round; Double
Price: $316.00
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Borla Black Chrome On Stainless Steel Square Rolled-Edge Angle-Cut Single Outlet Exhaust Tip (2.25" Inlet, 3.5" Tip Size, 10.5" Length)
Borla Black Chrome On Stainless Steel Square Rolled-Edge Angle-Cut Single Outlet Exhaust Tip (2.25" Inlet, 3.5" Tip Size, 10.5" Length)
Universal Part | Part #: 20160
Highlights: All Welded; 2" (50.8mm); 2.03"; 2"; T-304 Stainless Steel; No; Single Outlet; 10.5"; Square Rolled; Black Chrome On T-304 Stainless Steel; 3.5"
Price: $97.99
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Flowmaster Resonator - Universal - 2.50 in. Offset In / 2.50 in. Offset Out
Flowmaster Resonator - Universal - 2.50 in. Offset In / 2.50 in. Offset Out
Universal Part | Part #: 15150S
Highlights: Black; Stainless Steel; Lifetime Limited Warranty; Durable fully welded 409 stainless steel; Universal; Reduces interior resonance; Universal inline resonator 2.50 in. inlet and outlet; 3; 11.75; Stainless Steel; 6; 6; Straight Pipe; 2.5; 2.5; Offset; Straight Pipe; 16; No; Weld-On; 2.5; 2.5; Offset (Same End); Oval; Mild Sound
Price: $239.95
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Borla Specialty Series Touring Center/Center Muffler (2.75" Tubing, 29" Length)
Borla Specialty Series Touring Center/Center Muffler (2.75" Tubing, 29" Length)
Universal Part | Part #: 401158
Highlights: 24"; All Welded; Pipe; 2.75"; 2.75"; 2.75"; T-304 Stainless Steel; Yes; No; 2.75"; Center; Single Center; Round
Price: $251.99
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Magnaflow 8" Oval Offset/Dual (Transverse) Straight-Through Performance Muffler (3" Inlet, 24" Length)
Magnaflow 8" Oval Offset/Dual (Transverse) Straight-Through Performance Muffler (3" Inlet, 24" Length)
Universal Part | Part #: 12267

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; 5"; 18"; Stainless Steel; 8"; 3"; 1; Offset; Straight-Through; 2.5"; 2; Dual; 24"; Oval
Price: $174.00
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Gibson Stainless Steel Round Clamp-On Single Wall Straight Cut Polished Exhaust Tip (2.75" Inlet, 3.5" Outlet, 12" Length)
Gibson Stainless Steel Round Clamp-On Single Wall Straight Cut Polished Exhaust Tip (2.75" Inlet, 3.5" Outlet, 12" Length)
Universal Part | Part #: 500371
Highlights: Stainless Steel; Single; Polished; Single Wall Straight Cut; T304 Stainless Steel; Round; Clamp-On; 2.75"; 3.5"; 12"
Price: $79.95
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Showing 181 to 198 of 1921 (107 Pages)
Showing 181 to 198 of 1921 (107 Pages)

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