2003 BMW 3-Series Performance Exhaust Systems

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    • MagnaFlow® Street Series Cat-Back Exhaust System
      (0 reviews)
      # 20206853
      BMW 3-Series 2003, Street Series Cat-Back Exhaust System by MagnaFlow®, MODERATE SOUND. The Street Series is designed for customers seeking increased performance and better economy, combined with a powerful and well tuned exhaust...
      Moderate SoundDelivers More Horsepower
      $976.41 - $1,418.90
    • MagnaFlow® Touring Series Stainless Steel Cat-Back Exhaust System
      (0 reviews)
      # 1678949
      BMW 330Ci / 330i 2003, Touring Series Stainless Steel Cat-Back Exhaust System by MagnaFlow®, MODERATE SOUND. Dual Straight Driver Side Exit. 2.25" / 2.5" Tubing. 5" x 8" x 14" Muffler. 4" x 9" x 11" Resonator. 3" Polished Stainless...
      $976.41
    • Borla® S-Type™ Stainless Steel Exhaust System
      (0 reviews)
      # 58887184
      BMW 3-Series 2003, S-Type™ Stainless Steel Exhaust System by Borla®, AGGRESSIVE SOUND. When you want the best performing, best sounding, and highest quality exhaust system, you want Borla Exhaust. Borla straight-through mufflers...
      Aggressive Plus SoundIncreased exhaust flow for better performance
      $1,195.99 - $1,378.99
    • Borla® ATAK™ Stainless Steel Cat-Back Exhaust System
      (0 reviews)
      # 50386501
      BMW M3 S54 2003, ATAK™ Stainless Steel Cat-Back Exhaust System by Borla®, SUPER AGGRESSIVE SOUND. Split Rear Exit. 3.14" x 5" Inlet Dual Round Rolled Angle-Cut Long Tips. 2.5" Tubing. When you want the best performing, best...
      Super Aggressive SoundHorsepower and Torque Increased by 7 – 10%
      $2,206.99
    • Corsa® Exhaust System
      (0 reviews)
      # 1520350
      BMW 3-Series 2003, Exhaust System by Corsa®. Sport Sound. with Twin Tips. The patented Reflective Sound Cancellation (RFC) technology provides a unique combination of a Reserved, Distinctive Performance Sound on acceleration, and...
      Reserved but Distinctive Performance ToneStraight-Through Nonrestrictive Design for Improved Performance and Fuel Economy
      $739.00 - $1,929.00
    • Agency Power® Axle-Back Exhaust System
      (0 reviews)
      # 15847552
      BMW M3 2003, Axle-Back Exhaust System by Agency Power®. The Agency Power exhaust system will give your car a deep sound that stuns the competition on drive bys, but cruising speed does not drone inside the cabin. Expect to see a...
      Suitable for Everyday DrivingIncreases Power
      $1,200.00
    • aFe® Twisted Steel Header
      (0 reviews)
      # 7593495
      BMW M3 2003, Twisted Steel Header by aFe®. Replace your stock exhaust manifold with these headers and gain 7-12 horsepower and 9-19 pound feet of torque. aFe optimized the tube lengths for maximum flow and velocity, to deliver...
      $1,495.00
    • Agency Power® Racing Headers
      (0 reviews)
      # 15847794
      BMW M3 2003, Racing Headers by Agency Power®. Adding a high quality exhaust header is a great way to gain power for your car. The Agency Power stainless steel exhaust header is constructed with quality in mind and the purpose of...
      Increases horsepower and torqueManufactured from 304 stainless steel
      $1,200.00
    • MagnaFlow® Direct Fit Catalytic Converter with Header
      (0 reviews)
      # 61587034
      BMW 3-Series 2003, Direct Fit Catalytic Converter with Header by MagnaFlow®. Includes Gaskets. Without Air Tube. If your car needs replacement, install one that will get you through the smog check and give you more horsepower. This...
      Increases exhaust flow compared to original factory converterIncreased exhaust flow allows your engine to make more power
      $874.84 - $894.49
    • MagnaFlow® Direct Fit Federal Pre-OBDII Catalytic Converter with Header
      (0 reviews)
      # 61587036
      BMW 3-Series 2003, Direct Fit Federal Pre-OBDII Catalytic Converter with Header by MagnaFlow®. Includes Gaskets. Without Air Tube. If your car needs replacement, install one that will get you through the smog check and give you...
      Increases exhaust flow compared to original factory converterIncreased exhaust flow allows your engine to make more power
      $682.17 - $767.35
    • MagnaFlow® Direct Fit OEM Grade Catalytic Converter with Header
      (0 reviews)
      # 22199718
      BMW 3-Series 2003, Direct Fit OEM Grade Catalytic Converter with Header by MagnaFlow®. Includes Gaskets. Without Air Tube. If your car needs replacement, install one that will get you through the smog check and give you more...
      Increases exhaust flow compared to original factory converterIncreased exhaust flow allows your engine to make more power
      $806.55 - $826.18
    • MagnaFlow® Direct Fit Federal Catalytic Converter with Header
      (0 reviews)
      # 22199725
      BMW M3 2003, Direct Fit Federal Catalytic Converter with Header by MagnaFlow®. 8.75" Wide. Location: Rear. Includes Gaskets. Without Air Tube. If your car needs replacement, install one that will get you through the smog check and...
      Converter body manufactured from heavy-duty stainless steelIncreases exhaust flow compared to original factory converter
      $747.71
    • MagnaFlow® Direct Fit Federal OEM Grade Catalytic Converter
      (0 reviews)
      # 57825664
      BMW 325Ci / 325i 2003, Direct Fit Federal OEM Grade Catalytic Converter by MagnaFlow®. 21.75" Wide. Location: Rear. If your car needs replacement, install one that will get you through the smog check and give you more horsepower....
      Converter body manufactured from heavy-duty stainless steelIncreases exhaust flow compared to original factory converter
      $594.52
    • MagnaFlow® Direct Fit Federal Pre-OBDII Catalytic Converter
      (0 reviews)
      # 22199724
      BMW 325Ci / 325i 2003, Direct Fit Federal Pre-OBDII Catalytic Converter by MagnaFlow®. 21.75" Wide. Location: Rear. If your car needs replacement, install one that will get you through the smog check and give you more horsepower....
      Converter body manufactured from heavy-duty stainless steelIncreases exhaust flow compared to original factory converter
      $455.47
    • Eberspaecher® Muffler
      (0 reviews)
      # 7800613
      BMW 3-Series 2003, Muffler by Eberspaecher®. Is your car noisier these days? Can you smell exhaust fumes in the cabin? Exhaust system repairs should not be put off, both for safety and legal reasons, but before you waste your time...
      $244.57 - $428.96
    • Borla® Stainless Steel X-Pipe
      (0 reviews)
      # 1221512
      BMW M3 2003, Stainless Steel X-Pipe by Borla®, 2.25" Diameter. X-style balancing connection between banks results in superior high-end power over H-pipe configurations. Long-lasting 304 austenitic stainless steel. Mandrel-bent pipe...
      Made from mandrel-bent austenitic stainless steel for long lifeAdds horsepower and torque throughout the rev range
      $734.17
    • Agency Power® Section 1 Mid-Pipes
      (0 reviews)
      # 15847719
      BMW M3 2003, Section 1 Mid-Pipes by Agency Power®. When adding an Agency Power Racing Downpipe to your turbo car, you will gain more horsepower and overall performance. The downpipe allows for better flow of the turbine and...
      Gives your vehicle a serious performance boostPrecision engineered for your vehicle
      $480.00
    • Agency Power® Section 2 Mid-Pipes
      (0 reviews)
      # 15848084
      BMW M3 2003, Section 2 Mid-Pipes by Agency Power®. When adding an Agency Power Racing Downpipe to your turbo car, you will gain more horsepower and overall performance. The downpipe allows for better flow of the turbine and...
      Gives your vehicle a serious performance boostPrecision engineered for your vehicle
      $480.00
    • Genuine® Tail Pipe Extension
      (0 reviews)
      # 8911298
      BMW 3-Series M54 Engine 2003, Tail Pipe Extension by Genuine®. Note: Chrome Package (S346A). : 2 per car. Is your car noisier these days? Can you smell exhaust fumes in the cabin? Exhaust system repairs should not be put off, both...
      $54.84
    • Genuine® Exhaust Stud
      (0 reviews)
      # 8885747
      BMW 320i / 325Ci / 325i / 325xi / 330Ci / 330i / 330xi 2003, Exhaust Stud by Genuine®. Is your car noisier these days? Can you smell exhaust fumes in the cabin? Exhaust system repairs should not be put off, both for safety and...
      $2.20 - $10.09
    • DEC® Exhaust Manifold with Integrated Catalytic Converter
      (0 reviews)
      # 64460165
      BMW 325Ci / 325i / 325xi / 330Ci / 330i 2003, Exhaust Manifold with Integrated Catalytic Converter by DEC®. Exhaust Manifold with converter. Pick out a catalytic converter by DEC and get your emissions back into check without...
      Direct fitMade from a heavy duty stainless steel outer shell
      $398.25
    • Dorman® Exhaust Manifold with Integrated Catalytic Converter
      (0 reviews)
      # 16496725
      BMW 325Ci / 325xi / 330Ci / 330i Without CARB Compliant 2003, Exhaust Manifold with Integrated Catalytic Converter by Dorman®, 1 Pieces. Material: Stainless Steel. Packaging Type: Box. Shape: Round. Color: Stainless. Combined...
      Includes heat-shield for protection of hoses, wiring, and other engine componentsCast iron or stainless tubular construction protects against warping and/or cracking
      $438.81 - $467.92
    • Walker® Exhaust Manifold with Integrated Catalytic Converter
      (0 reviews)
      # 35446721
      BMW 3-Series M54 Engine 2003, Exhaust Manifold with Integrated Catalytic Converter by Walker®. This component is constructed for your vehicle’s specific emissions requirements and designed to meet EPA regulations. The part...
      Constructed to meet your vehicle’s specific emissions requirements49-State legal and 50-State legal catalytic converters are available
      $455.00
    • Bosal® Catalytic Converter
      (0 reviews)
      # 20555353
      BMW 325Ci / 325i / 325xi / 330Ci / 330i 2003, Catalytic Converter by Bosal®. Manifold. If you’re in need of a replacement catalytic converter, you can’t do better than Bosal. They’re a leading supplier to vehicle...
      Constructed to meet your vehicle’s specific emissions requirementsRadial flow concept allows for an even distribution of the gas flow in the converter for the optimal conversion of harmful gases
      $310.40 - $311.20
    • Eastern® Direct Fit Manifold with Integrated Catalytic Converter
      (0 reviews)
      # 55333238
      BMW 325Ci / 325i / 325xi / 330Ci / 330i 2003, Direct Fit Manifold with Integrated Catalytic Converter by Eastern Catalytic®. If you need to replace your failed or damaged catalytic converter, this product is the right choice....
      Direct OEM replacementConverts harmful engine emissions to less dangerous gases and water vapor
      $399.36
    • DEC® Catalytic Converter
      (0 reviews)
      # 7642049
      BMW 325Ci / 325i / 325xi / 330Ci / 330i / 330xi 2003, Catalytic Converter by DEC®. Is your car noisier these days? Can you smell exhaust fumes in the cabin? Exhaust system repairs should not be put off, both for safety and legal...
      $626.37 - $631.35
    • Walker® Quiet-Flow™ Muffler
      (0 reviews)
      # 35446729
      BMW 3-Series 2003, Quiet-Flow Muffler by Walker®. Together with delivering OE-style sound, the Quiet-Flow Muffler features 100% structural stainless steel construction that resists rust three times longer than aluminized mufflers...
      Designed for OE equivalent sound and precision fitSpun-locked heads for a proper resistance to backfire
      $316.12
    • Walker® Resonator
      (0 reviews)
      # 8740368
      BMW 3-Series 2003, Resonator by Walker®. If you want exhaust piping that delivers precise OE-style fit, appearance, and reliability, this part is your number one choice. Every pipe is vehicle-specific and is manufactured using...
      Designed to directly replace the factory partMade with precision benders and fixture checked
      $227.98 - $276.62
    • Bosal® Rear Muffler
      (0 reviews)
      # 20555356
      BMW 3-Series 2003, Rear Muffler by Bosal®. This muffler is constructed by one of the leading OE suppliers to provide OE-style performance and maintain a factory-like sound. The direct-fit configuration allows for easy, bolt-on...
      Designed to deliver ultimate performance and a quality OE-style soundAluminized steel construction for maximum durability
      $293.80
    • Bosal® Front Exhaust Pipe
      (0 reviews)
      # 20555358
      BMW 3-Series 2003, Front Exhaust Pipe by Bosal®. This pipe is engineered to meet OE specs to ensure precise, factory-like fit, performance, and reliability. This part features a direct fit design allowing for ease of installation....
      Stainless or aluminized steel construction for durabilityPrecision-manufactured for easy fitment
      $182.62
    • Standard® Intermotor™ Exhaust Temperature Sensor
      (0 reviews)
      # 45059478
      BMW M3 2003, Intermotor™ Exhaust Temperature Sensor by Standard®. SMP’s vision is to be the leading independent supplier to the automotive aftermarket, providing the highest quality products, competitive prices and the highest...
      OE quality parts from top original equipment and aftermarket manufacturersFast shipping; 1-2 day delivery time regardless of where you’re located
      $151.37
    • Fel-Pro® Exhaust Manifold Gasket Set
      (0 reviews)
      # 40581740
      BMW 325Ci / 325i / 325xi / 330Ci / 330i / 330xi M54 Engine 2003, Exhaust Manifold Gasket Set by Fel-Pro®. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the latest...
      Direct OEM replacement for a proper fitEnsure reliable sealing performance
      $41.61
    • AJUSA® Exhaust Manifold Flange Gasket
      (0 reviews)
      # 23005286
      BMW 3-Series 75.0 mm / 89.6 mm 2003, Exhaust Manifold Flange Gasket by AJUSA®. These gaskets seal components in the intake and exhaust systems of the vehicle such as the intake manifold, intake plenum, and exhaust manifold to the...
      Direct OEM replacement for a proper fitEnsure reliable sealing performance
      $7.00
    • AJUSA® Exhaust Manifold Gasket
      (0 reviews)
      # 23008968
      BMW 3-Series 2003, Exhaust Manifold Gasket by AJUSA®. These gaskets seal components in the intake and exhaust systems of the vehicle such as the intake manifold, intake plenum, and exhaust manifold to the engine or other...
      Direct OEM replacement for a proper fitEnsure reliable sealing performance
      $5.94 - $20.06
    • Victor Reinz® Exhaust Manifold Gasket Set
      (0 reviews)
      # 24041005
      BMW 325Ci / 325i / 325xi / 330Ci / 330i / 330xi 2003, Exhaust Manifold Gasket Set by Victor Reinz®, Use 1 per Car. OEM Standard. Material: Multi-Layered Steel. When you’re low on oil, coolant or some other fluid, you may be...
      $39.87
    • Walker® Clamp
      (0 reviews)
      # 35446719
      BMW 3-Series 2003, Clamp by Walker®. With their extensive selection of accessories and hardware for the exhaust system, Walker will provide you with everything needed to do the complete exhaust job. When you choose Walker...
      Makes installation quick and easyOptimal OE-style fit and quality
      $10.22
    • Walker® Gasket
      (0 reviews)
      # 35446724
      BMW 3-Series 2003, Gasket by Walker®. With their extensive selection of accessories and hardware for the exhaust system, Walker will provide you with everything needed to do the complete exhaust job. When you choose Walker...
      Makes installation quick and easyOptimal OE-style fit and quality
      $3.10
    • Febi® Exhaust Nut
      (0 reviews)
      # 8392545
      BMW M3 2003, Exhaust Nut by Febi®. Note: 8mm, with Shoulder. Is your car noisier these days? Can you smell exhaust fumes in the cabin? Exhaust system repairs should not be put off, both for safety and legal reasons, but before you...
      $0.80
    • Genuine® Exhaust Hanger
      (0 reviews)
      # 8819855
      BMW M3 2003, Exhaust Hanger by Genuine®. Note: Rubber. Is your car noisier these days? Can you smell exhaust fumes in the cabin? Exhaust system repairs should not be put off, both for safety and legal reasons, but before you waste...
      $36.46
    • Genuine® Exhaust Seal Ring
      (0 reviews)
      # 8916078
      BMW M3 2003, Exhaust Seal Ring by Genuine®. Is your car noisier these days? Can you smell exhaust fumes in the cabin? Exhaust system repairs should not be put off, both for safety and legal reasons, but before you waste your time...
      $17.01 - $21.21
    • Beck Arnley® Exhaust Manifold Gasket Set
      (0 reviews)
      # 35811924
      BMW 325Ci / 325i / 325xi / 330Ci / 330i / 330xi 2003, Exhaust Manifold Gasket Set by Beck Arnley®. For one hundred years, Beck/Arnley has been providing premium OE quality parts for vehicles. Beginning with motorcycle parts in 1914...
      OE quality products from top original equipmentTop quality materials
      $48.07
    • Victor Reinz® Exhaust Pipe Flange Gasket
      (0 reviews)
      # 24042329
      BMW 325Ci / 325i / 325xi / 330Ci / 330i / 330xi 2003, Exhaust Pipe Flange Gasket by Victor Reinz®, Use 2 per Car. Exhaust Pipe to Manifold. OEM Standard. Material: Composite. When you’re low on oil, coolant or some other fluid,...
      $10.50
    • Eberspaecher® Muffler Bracket
      (0 reviews)
      # 53347783
      BMW 320i / 325Ci / 325i / 325xi / 330Ci / 330i / 330xi 2003, Muffler Bracket by Eberspaecher®. Position: Rear. Note: Bracket incorporates the exhaust hanger as an intergral part. Is your car noisier these days? Can you smell...
      $16.09
    • Vaico® Muffler Bracket
      (0 reviews)
      # 8041961
      BMW 320i / 325Ci / 325i / 325xi / 330Ci / 330i / 330xi 2003, Muffler Bracket by Vaico®. Is your car noisier these days? Can you smell exhaust fumes in the cabin? Exhaust system repairs should not be put off, both for safety and...
      $20.79 - $36.46
    • HJS® Exhaust Seal Ring
      (0 reviews)
      # 51411988
      BMW M3 2003, Exhaust Seal Ring by HJS®. Note: Left pipe rear muffler. Is your car noisier these days? Can you smell exhaust fumes in the cabin? Exhaust system repairs should not be put off, both for safety and legal reasons, but...
      $17.01
    • Flowmaster® 10 Series Delta Force Single Chamber Race Muffler
      (0 reviews)
      # 898490
      Universal 10 Series Delta Force Single Chamber Race Muffler by Flowmaster®, AGGRESSIVE SOUND. The 10 Series Race mufflers are a compact lightweight single chamber design that will give a noticeable sound reduction compared to open...
      Race Proven TechnologyNoticeable Sound Reduction Compared to Open Headers
      $75.62 - $146.90
    • Flowmaster® 30 Series Delta Force™ 3-Chamber Race Muffler
      (0 reviews)
      # 898450
      Universal 30 Series Delta Force™ 3-Chamber Race Muffler by Flowmaster®, AGGRESSIVE SOUND. These are the most powerful and the quietest professional race mufflers available. 5.00” & 6.00” thick case sizes for maximum power and...
      Race Proven TechnologyDelta Force Technology for Maximum Torque and Power
      $128.25 - $267.60
    • Flowmaster® 40 Series Delta Force™ 2-Chamber Race Muffler
      (0 reviews)
      # 898479
      Universal 40 Series Delta Force™ 2-Chamber Race Muffler by Flowmaster®, AGGRESSIVE SOUND. The 40-Series mufflers offer a combination of maximum power and substantial dB-reduction compared to open headers. They are recommended for...
      Race Proven TechnologyDelta Force Technology for Maximum Torque and Power
      $105.98 - $230.86
    • Flowmaster® 60 Series Delta Force Stainless Steel Race Muffler
      (0 reviews)
      # 3146020
      Universal 60 Series Delta Force Stainless Steel Race Muffler by Flowmaster®, MODERATE SOUND, 4" Offset Inlet / 4" Offset Outlet, 22" Length. These are the most powerful and the quietest professional race mufflers available.
      Race Proven TechnologyNoticeable Sound Reduction Compared to Open Headers
      $197.26
    • Flowmaster® Outlaw™ Race Muffler
      (1 reviews)
      # 898456
      Universal Outlaw™ Race Muffler by Flowmaster®, AGGRESSIVE SOUND. These mufflers are very small and lightweight. Attached directly to the collector they generally produce more power than open headers, while taking “the edge”...
      Race Proven TechnologyPure Race Muffler
      $89.00 - $134.32
    • Flowmaster® Pro Series Outlaw™ Race Muffler
      (0 reviews)
      # 62419096
      Universal Pro Series Outlaw™ Race Muffler by Flowmaster®, AGGRESSIVE SOUND. Inlet / Outlet Position: Center. Outlet Diameter: 3". Body Height: 5". Body Width: 5". Body Length: 9". These mufflers are very small and lightweight....
      Race Proven TechnologyPure Race Muffler
      $89.00
    • Flowmaster® Pro Series™ Stainless Steel Race Muffler with Turn Down
      (1 reviews)
      # 898465
      Universal Pro Series™ Stainless Steel Race Muffler with Turn Down by Flowmaster®, MODERATE SOUND, 6" Diameter x 16" Case Length. Laminar Flow Mufflers have applications in all forms of racing. The Cool Shell Technology makes...
      Race Proven Patented Laminar Flow TechnologyProven to Reduce dB Levels with no Reduction of Engine Performance Level
      $188.87
    • Flowmaster® Scavenger Series Outlaw II Race Collector Muffler
      (0 reviews)
      # 23297627
      Universal Scavenger Series Outlaw II Race Collector Muffler by Flowmaster®. These Delta Force Mufflers are designed to attach directly to the exhaust header primary tubes, replacing the collector in sprint and drag racing...
      Race Proven TechnologyAttach to Exhaust Header Primary Tubes
      $187.86 - $208.84
    • Flowmaster® Scavenger Series Race Collector Muffler
      (0 reviews)
      # 898468
      Universal Scavenger Series Race Collector Muffler by Flowmaster®. These Delta Force Mufflers are designed to attach directly to the exhaust header primary tubes, replacing the collector in sprint and drag racing applications. They...
      Race Proven TechnologyAttach to Exhaust Header Primary Tubes
      $167.54
    • Flowmaster® 40 Series Delta Flow™ Muffler
      (1 reviews)
      # 897054
      Universal 40 Series Delta Flow™ Muffler by Flowmaster®, AGGRESSIVE SOUND, 4" Thick x 9.75" Wide x 13" Case Length x 19" Overall Length. The 2-chamber design of this muffler, incorporating the patented Flowmaster Delta Flow...
      The Quietest Option in the 40 Series Two Chamber LineLess Resonance than other 40 Series Mufflers
      $87.08 - $108.08
    • Flowmaster® 40 Series Original Muffler
      (0 reviews)
      # 897079
      Universal 40 Series Original Muffler by Flowmaster®, AGGRESSIVE SOUND, 4" Thick x 9.75" Wide x 13" Case Length x 19" Overall Length. This is the muffler that launched the success of Flowmaster. It is an aggressive sounding...
      The Original High Performance Flowmaster MufflerrAggressive Sound for the Enthusiasts Who Love Their Exhaust to be LOUD
      $87.08
    • Flowmaster® 50 Series Delta Flow™ Muffler
      (1 reviews)
      # 897086
      Universal 50 Series Delta Flow™ Muffler by Flowmaster®, MODERATE SOUND, 4" Thick x 9.75" Wide x 17" Case Length x 23" Overall Length. The 50 Series Delta Flow mufflers are designed for passenger cars. The sound characteristics...
      Three Chamber Delta Flow TechnologyFully MIG-Welded for Maximum Durability
      $107.02 - $120.66
    • Flowmaster® 50 Series Delta Flow™ Slimline Muffler
      (0 reviews)
      # 897156
      Universal 50 Series Delta Flow™ Slimline Muffler by Flowmaster®, MODERATE SOUND. The 50 Series Delta Flow Slimline mufflers are designed for passenger cars. The sound characteristics are moderate exterior sound level and minimal...
      Three Chamber Delta Flow TechnologyFully MIG-Welded for Maximum Durability
      $134.99 - $139.56
    • Flowmaster® 60 Series Delta Flow™ Muffler
      (0 reviews)
      # 897052
      Universal 60 Series Delta Flow™ Aluminized Steel Muffler by Flowmaster®, MILD SOUND, 2.25" Center Inlet / 2.25" Center Outlet, 5" Thick x 10" Wide x 13" Case Length x 19" Overall Length. The 60 Series increases horsepower and...
      A Favorite With Import and Sport Compact OwnersBest When Matched for Four and Six Cylinder Engines
      $131.18
    • Flowmaster® 70 Series Delta Flow™ Big Block Muffler
      (0 reviews)
      # 897109
      Universal 70 Series Delta Flow™ Big Block Muffler by Flowmaster®, MILD SOUND, 5" Thick x 10" Wide x 22" Case Length x 28" Overall Length. The 70 Series Big Block II Muffler uses a longer case for increased volume and added...
      Quiet Muffler for Trucks and Big Power EnginesThree-Chamber Delta Flow Technology
      $152.15



    Guides & Articles
    Regardless of whether you're shopping for a simple replacement muffler that delivers original equipment (OE) sound and performance or an upgraded muffler which provides a deeper growl with increased power through freer exhaust flow, you'll see choices between "direct fit" mufflers and "universal" mufflers. In this article, we'll help you understand the differences...
    It has been a battle of the ages to make exhaust sound like it should. Having less bends or turns will not only improve the sound but also performance. A custom exhaust is always an option for the race inspired and spirited weekend warriors. Our manufactures offer everything needed to build a custom exhaust to your preference.
    Headers are installed because the stock exhaust manifolds usually flow poorly. An exhaust header has individual tubes for each exhaust port, allowing each exhaust pulse to flow unobstructed from the cylinder head. The tubes on headers are usually larger in diameter than the runners on an exhaust manifold and the tubes are mandrel bent for gradual radius bends.
    Popular Popular Products
    2003 BMW 3-Series Models
    • 2003 BMW 320i Performance Exhaust Systems
    • 2003 BMW 325Ci Performance Exhaust Systems
    • 2003 BMW 325i Performance Exhaust Systems
    • 2003 BMW 325xi Performance Exhaust Systems
    • 2003 BMW 330Ci Performance Exhaust Systems
    • 2003 BMW 330i Performance Exhaust Systems
    • 2003 BMW 330xi Performance Exhaust Systems
    • 2003 BMW M3 Performance Exhaust Systems