2011 Subaru WRX Performance Exhaust Systems

1 - 60 of 17701 of 03
show:
sort by:
    • MagnaFlow® Street Series Stainless Steel Cat-Back Exhaust System
      (1 reviews)
      # 20206700
      Subaru WRX STI 2011, Street Series Stainless Steel Cat-Back Exhaust System by MagnaFlow®, MODERATE SOUND. Quad Split Rear Exit. 3" Tubing. 5" x 8" x 18" Muffler. 4" Polished Stainless Tip. The Street Series is designed for...
      Moderate SoundDelivers More Horsepower
      $755.97
    • MagnaFlow® Sport Series Stainless Steel Cat-Back Exhaust System
      (0 reviews)
      # 49218662
      Subaru WRX / WRX STI 2011, Sport Series Stainless Steel Cat-Back Exhaust System by MagnaFlow®, AGGRESSIVE SOUND. Quad Split Rear Exit. 3" Tubing. The Sport System has an aggressive and sporty performance tone. It is perfect for the...
      $894.67
    • MagnaFlow® Touring Series Stainless Steel Cat-Back Exhaust System
      (0 reviews)
      # 49218661
      Subaru WRX / WRX STI 2011, Touring Series Stainless Steel Cat-Back Exhaust System by MagnaFlow®, MODERATE SOUND. Quad Split Rear Exit. 2.5" Tubing. The Touring Series exhaust systems are tuned for everyday driving, with a deep and...
      $849.92
    • Borla® Stainless Steel Cat-Back Exhaust System
      (0 reviews)
      # 61459715
      Subaru WRX STI MFI EJ257 2011, Stainless Steel Cat-Back Exhaust System by Borla®, AGGRESSIVE SOUND. Split Rear Exit. 3.5" x 4.5" Inlet Dual Round Rolled Angle-Cut Long Tips. 2.25" Tubing. When you want the best performing, best...
      Throatier Exhaust NoteHorsepower and Torque Increased by 7 – 10%
      $892.99
    • Borla® ATAK™ Stainless Steel Cat-Back Exhaust System
      (0 reviews)
      # 58887565
      Subaru WRX Base MFI 2011, ATAK™ Stainless Steel Cat-Back Exhaust System by Borla®, AGGRESSIVE SOUND. Split Rear Exit. 4.5" x 6" Inlet Dual Round Rolled Angle-Cut Long Tips. 2" Tubing. When you want the best performing, best...
      Super Aggressive SoundHorsepower and Torque Increased by 7 – 10%
      $937.99
    • Corsa® Cat-Back Exhaust System
      (0 reviews)
      # 45867796
      Subaru WRX / WRX STI 2011, Cat-Back Exhaust System by Corsa®, Dual Rear Exit. Sport Sound. 3" Tubing. with Twin Tips. The patented Reflective Sound Cancellation (RFC) technology provides a unique combination of a Reserved,...
      Reserved but Distinctive Performance ToneStraight-Through Nonrestrictive Design for Improved Performance and Fuel Economy
      $1,188.77 - $1,383.45
    • ARK Performance® DT-S Stainless Steel Cat-Back Exhaust System
      (0 reviews)
      # 16118764
      Subaru WRX Sedan 2011, DT-S Stainless Steel Cat-Back Exhaust System by ARK Performance®. Quad Tip. Tube Diameter: 3". Oval Muffler. With the many varieties of exhausts that ARK has to offer, the DT-Series premium exhaust provides...
      CNC Machined FlangesAll Bolt-on System
      $1,399.30 - $1,469.30
    • ARK Performance® GRiP Stainless Steel Cat-Back Exhaust System
      (0 reviews)
      # 16118830
      Subaru WRX Sedan 2011, GRiP Stainless Steel Cat-Back Exhaust System by ARK Performance®. Quad Tip. Tube Diameter: 3". The ARK "GRiP" exhaust system provides the serious enthusiast a combination of sound, style, and quality...
      All Bolt-On SystemHelmholtz Design for Minimized Drone
      $1,329.30 - $1,399.30
    • Injen® Axle-Back Exhaust System
      (1 reviews)
      # 379161
      Subaru WRX Sti 2011, 70mm Axle-Back Exhaust System with Quad Titanium Tips by Injen®. The perfect complement to your Injen air intake system is an Injen performance exhaust system. Each exhaust system is dyno-tuned together with...
      $849.15
    • Agency Power® Cat-Back Exhaust System
      (0 reviews)
      # 45569950
      Subaru WRX 2011, Cat-Back Exhaust System by Agency Power®. The Cat-Back is designed for customers seeking increased performance and better economy, combined with a powerful and well tuned exhaust note, making a real statement...
      Suitable for Everyday DrivingIncreases Power
      $700.00 - $800.00
    • Agency Power® Cat-Back Exhaust System
      (0 reviews)
      # 45569412
      Subaru WRX STI Wagon 2011, Cat-Back Exhaust System by Agency Power®. With Titanium Tip. The Cat-Back is designed for customers seeking increased performance and better economy, combined with a powerful and well tuned exhaust note,...
      Suitable for Everyday DrivingIncreases Power
      $750.00
    • Agency Power® Cat-Back Exhaust System
      (0 reviews)
      # 15848052
      Subaru WRX STI 2011, Cat-Back Exhaust System by Agency Power®. The Cat-Back is designed for customers seeking increased performance and better economy, combined with a powerful and well tuned exhaust note, making a real statement...
      Suitable for Everyday DrivingIncreases Power
      $700.00 - $1,200.00
    • DC Sports® Polished Stainless Steel Cat-Back Exhaust System
      (0 reviews)
      # 19266358
      Subaru WRX Wagon 2011, Polished Stainless Steel Cat-Back Exhaust System by DC Sports®. Single Canister. DC Sports race-inspired Single Canister systems are available for V6 and select four-cylinder application. Our Single Canister...
      $538.50
    • Borla® Stainless Steel Header
      (0 reviews)
      # 1221566
      Subaru WRX STI Wagon 2011, Stainless Steel Header by Borla®. 1.63", 2.25" Tubing. 304 stainless steel for long life. Connects to the factory mid-pipe. Mandrel-bent for smooth curves. All Borla headers are backed by the Million-Mile...
      Austenitic 304 stainless steel tubing means a lifetime product that won’t ever corrode or deteriorateAll bends are mandrel-bent for smooth transitions and maximum flow characteristics
      $652.99
    • Agency Power® Stainless Steel Header
      (0 reviews)
      # 15847895
      Subaru WRX 2011, Stainless Steel Header 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...
      Increases horsepower and torqueManufactured from 304 stainless steel
      $700.00
    • DC Sports® Polished Stainless Steel Turbo Manifold
      (0 reviews)
      # 11019114
      Subaru WRX 2011, Polished Stainless Steel Turbo Manifold by DC Sports®. DC Sports Turbo Manifolds are the perfect upgrade for customers looking to extract the most power from their factory turbocharged vehicle. Because of the high...
      $437.98
    • DC Sports® Polished Stainless Steel Turbo Up-Pipe
      (1 reviews)
      # 11019083
      Subaru WRX / WRX STI Wagon 2011, Polished Stainless Steel Turbo Up-Pipe by DC Sports®. DC Sports competition pipes delete the catalytic to eliminate restriction in the exhaust path and are dyno tuned to deliver incredible...
      $114.41
    • ARK Performance® Polished Stainless Steel Pipe and Test Pipe
      (0 reviews)
      # 53048230
      Subaru WRX Sedan 2011, Polished Stainless Steel Pipe and Test Pipe with Polished Tip by ARK Performance®. Includes: 3" Pipe, Test Pipe.
      $181.30
    • Injen® Downpipe
      (1 reviews)
      # 379199
      Subaru WRX 2.5L 2011, Downpipe by Injen®. Eliminate restriction and maximize exhaust flow with this quality stainless steel downpipe.
      $344.25 - $455.18
    • Agency Power® Stainless Steel Pipes
      (0 reviews)
      # 15848045
      Subaru WRX 2011, Stainless Steel 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
      $170.00 - $350.00
    • DC Sports® Turbocharger Downpipe
      (0 reviews)
      # 45402029
      Subaru WRX 2011, Polished Stainless Steel Turbocharger Downpipe by DC Sports®. DC Sports competition pipes delete the catalytic to eliminate restriction in the exhaust path and are dyno tuned to deliver incredible performance gains...
      $318.32
    • Eastern® Universal Fit Rear Catalytic Converter
      (0 reviews)
      # 54546567
      Subaru WRX 2011, Universal Fit Rear Y-Pipe Catalytic Converter by Eastern Catalytic®. 12" Overall Length. ECO III. 60° angled 2.25". Whether your catalytic converter is damaged by road debris or failed due to an engine problem,...
      Universal fitConverts harmful engine emissions to less dangerous gases and water vapor
      $71.48
    • Dorman® Exhaust Manifold Bolt and Spring
      (0 reviews)
      # 62554925
      Subaru WRX 2011, Exhaust Manifold Bolt and Spring by Dorman®, 1 Pieces. This is an aftermarket part that replaces factory OE # 44044AA010, 44059AA010, 802008270. Material: Steel. Packaging Type: Card. Standard Replacement, No Dog...
      Includes heat-shield for protection of hoses, wiring, and other engine componentsCast iron or stainless tubular construction protects against warping and/or cracking
      $8.83
    • Fel-Pro® Exhaust Pipe Flange Gasket
      (0 reviews)
      # 40720528
      Subaru WRX 2458 CC 2011, Exhaust Pipe Flange Gasket 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 technologies and global engineering resources, the...
      Direct OEM replacement for a proper fitEnsure reliable sealing performance
      $8.33 - $19.00
    • Beck Arnley® Exhaust Manifold Gasket
      (0 reviews)
      # 52265964
      Subaru WRX / WRX STI 2458 CC 2011, Exhaust Manifold Gasket by Beck Arnley®. For one hundred years, Beck/Arnley has been providing premium OE quality parts for vehicles. Beginning with motorcycle parts in 1914 and transitioning to...
      OE quality products from top original equipmentTop quality materials
      $13.13
    • 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
      $96.19 - $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
    • Flowmaster® Pro Series™ Laminar Flow Muffler
      (0 reviews)
      # 897161
      Universal Pro Series™ Laminar Flow Muffler by Flowmaster®, MODERATE SOUND. PRO Laminar Flow mufflers have a patented core design that is characterized by efficient exhaust scavenging and minimized drone. They produce a rich, deep...
      The Most Versatile Laminar Flow Technology Muffler OfferedAvailable in Full Size and Shorty Versions
      $146.90 - $205.66
    • Flowmaster® Super 10 Series Delta Flow™ Stainless Steel Muffler
      (5 reviews)
      # 897126
      Universal Super 10 Series Delta Flow™ Stainless Steel Muffler by Flowmaster®, AGGRESSIVE SOUND, 4" Thick x 9.75" Wide x 5.50" Case Length x 12.50" Overall Length. If you want to be arrested, you should mount this muffler on your...
      The Most Aggressive Muffler Offered by FlowmasterRecommended for Racing Applications Only
      $69.99 - $73.44
    • Flowmaster® Super 40 Series Delta Flow™ Muffler
      (0 reviews)
      # 897132
      Universal Super 40 Series Delta Flow™ Muffler by Flowmaster®, AGGRESSIVE SOUND, 5" Thick x 10" Wide x 13.50" Case Length x 19.50" Overall Length. The Super 40 Series Delta Flow Mufflers are developed from the Top Ten muffler...
      Can Replace Any Other 40-Series MufflerDeeper and Richer Tone than Original 40 Series Muffler
      $104.92 - $109.49
    • Flowmaster® Super 44 Series Delta Flow™ Muffler
      (5 reviews)
      # 897136
      Universal Super 44 Series Delta Flow™ Muffler by Flowmaster®, AGGRESSIVE SOUND, 4" Thick x 9.75" Wide x 13" Case Length x 19" Overall Length. The Super 44 has the deepest, richest, most aggressive muscle tone of all 4” street...
      Deep, Aggressive, High Performance Exhaust NoteTwo-Chamber Design for Power and Torque Increase
      $83.90 - $94.44
    • Flowmaster® Super HP-2™ Stainless Steel Performance Muffler
      (0 reviews)
      # 15943155
      Universal Super HP-2™ Stainless Steel Performance Muffler by Flowmaster®, 4" Thick x 5" Wide. The new Super HP-2 Series muffler offers the same great performance benefits and moderate tone that you would expect from our laminar...
      Moderate tone - perfect for performance and passenger cars409S Stainless Steel version backed by lifetime warranty
      $110.18 - $178.38
    • Flowmaster® Resonator
      (0 reviews)
      # 898502
      Universal Resonator by Flowmaster®. The resonators are designed for use in conjunction with Flowmaster Mufflers for improved sound reduction and minimize interior resonance.
      Reduce Interior ResonanceWork with Flowmaster Mufflers
      $79.68 - $124.88
    • MagnaFlow® Glass Pack Red Coated Aluminized Steel Muffler
      (0 reviews)
      # 61459909
      Universal Glass Pack Red Coated Aluminized Steel Muffler by MagnaFlow®. The Glass Pack Mufflers have the same high performance optimizing, straight-through design as the more expensive MagnaFlow mufflers. They are made in...
      Red Coated 100% aluminized steelNon-fiberglass acoustic packing material
      $35.14 - $51.26
    • Borla® S-Type™ Stainless Steel Round Muffler
      (12 reviews)
      # 25728287
      Universal S-Type™ Stainless Steel Round Muffler by Borla®. Get increased performance and the aggressive sound of power with this Universal S-Type Muffler. This is the same style austenitic stainless steel straight through muffler...
      Increased exhaust flow for better performanceDefinite performance tone at cruise with a throaty, aggressive sound during acceleration
      $175.99
    • Borla® XR-1™ Multicore Stainless Steel Race Muffler
      (0 reviews)
      # 959705
      Universal XR-1™ Multicore Stainless Steel Race Muffler by Borla®. The Borla XR-1 Multi-Core Muffler was developed on the race track to quiet the most severe engine noise without restricting power. They work so well that they're...
      The most possible exhaust flow in a muffler for maximum performanceQuiets the most severe engine noise, leaving a pronounced sound of power
      $244.99 - $469.99
    • Borla® Heavy Duty Stainless Steel Round Muffler
      (0 reviews)
      # 25728296
      Universal Heavy Duty Stainless Steel Round Muffler by Borla®, 3" Center Inlet / 3" Center Outlet. Get increased performance and the aggressive sound of power with this Heavy Duty Stainless Steel Round Muffler. This muffler includes...
      Increased exhaust flow for better performanceDefinite performance tone at cruise with a throaty, aggressive sound during acceleration
      $209.99
    • Gibson® CFT Superflow™ Oval Muffler
      (1 reviews)
      # 2060024
      Universal CFT Superflow™ Oval Muffler by Gibson®. Get optimum usable power and a deep powerful sound with a Gibson CFT Superflow Muffler. The CFT Superflow has one of the lowest restriction ratings of any muffler on the market,...
      Chambered and louvered design for increased exhaust flowDirectional louvered tuning ports for maximum exhaust flow
      $77.39 - $123.90
    • Gibson® SFT Superflow™ Round Muffler
      (2 reviews)
      # 2060137
      Universal SFT Superflow™ Round Muffler by Gibson®. Get increased exhaust flow for more power and great sound with a Gibson SFT Superflow Muffler. The SFT Superflow has one of the lowest restriction ratings of any muffler on the...
      Baffled and chambered structure for increased exhaust flowStraight through design increases exhaust flow
      $84.40 - $262.74
    • Gibson® Race Muffler
      (0 reviews)
      # 26542951
      Universal Race Muffler by Gibson®. Inspite of the large host of engineers and technicians, Gibson Performance has not lost its commitment to building cost-effective exhaust systems that deliver more performance for less spendings....
      Heavy Duty Mandrel Bent Tubing50 State Emissions Llegal
      $155.53
    • Gibson® 8" Round Muffler
      (0 reviews)
      # 26542948
      Universal 8" Round Muffler by Gibson®, 3.5" Center Inlet / 3.5" Center Outlet, 24" Length. Get increased exhaust flow for more power and great sound with a Gibson Muffler. The straight through, baffled and chambered design gives...
      Baffled and chambered structure for increased exhaust flowImproved low and mid-range performance
      $165.20 - $179.36
    • MBRP® Installer Series™ Round Muffler
      (0 reviews)
      # 3724354
      Universal Installer Series™ Aluminized Steel Round Muffler by MBRP®. Short on space under your car for a muffler? A round muffler might just be the ticket to tuck in around a drive shaft or up near the cats. Choose whether you...
      Round form factor for tight spots16GA aluminized steel
      $124.99 - $169.99
    • MBRP® Pro Series™ T304 Stainless Steel Round Muffler
      (0 reviews)
      # 14446428
      Universal Pro Series™ T304 Stainless Steel Round Muffler by MBRP®. Your car is for show and go; add a little show with this polished T304 stainless steel muffler from MBRP. The mirror finish won’t ever peel, flake or corrode....
      Dual-core designPolished T304 stainless
      $224.99 - $244.99
    • MBRP® XP Series™ Stainless Steel Round Muffler
      (1 reviews)
      # 3724348
      Universal XP Series™ T409 Stainless Steel Round Muffler by MBRP®. Short on space under your car for a muffler? A round muffler might just be the ticket to tuck in around a drive shaft or up near the cats. Choose whether you want...
      Round form factor for tight spotsPerformance or milder tone
      $95.23 - $224.99
    • MBRP® Black Series™ Round Muffler
      (0 reviews)
      # 3724351
      Universal Black Series™ Black Aluminized Steel Round Muffler by MBRP®. Black is the new chrome, so here’s a chance to build an all-black exhaust system perfect for your “murdered-out” custom car. Constructed of Aluminized...
      Spiral louver straight-through designHigh density packing ensures long life
      $169.99
    • MBRP® Resonator
      (0 reviews)
      # 3746758
      Universal Resonator by MBRP®. This resonator will remove freeway drone without adding backpressure to your exhaust system. You’ll appreciate the classic MBRP sound when you use this resonator.
      Straight-through designWill never corrode
      $104.99 - $159.99
    • aFe® Mach Force XP Stainless Steel Oval Muffler
      (0 reviews)
      # 4395697
      Universal Stainless Steel Oval Muffler by aFe®. You'll get increased performance and improved throttle response when you install the aFe Universal Fit 409 Stainless Steel Performance Muffler. This muffler has a deep, throaty,...
      Increased performanceImproved throttle response
      $128.94 - $135.00



    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

    2011 Subaru WRX Performance Exhaust Systems Reviews
    Average rating: 5 5 - 1 reviews
    (5)
    APPEARANCE
    EASE OF INSTALLATION
    PRICE/VALUE
    QUALITY
    2011 Subaru WRX | Posted by Kyle | (Williston, ND)

    Make sure you have a hatchback If you are purchasing this exhaust. Sedans have different exhaust systems.

    Was this review helpful for you? YesNo
    Share this review:
    2011 Subaru WRX Models
    • 2011 Subaru Impreza WRX Performance Exhaust Systems
    • 2011 Subaru Impreza WRX Limited Performance Exhaust Systems
    • 2011 Subaru Impreza WRX Premium Performance Exhaust Systems
    • 2011 Subaru Impreza WRX STI Performance Exhaust Systems
    • 2011 Subaru Impreza WRX STI Limited Performance Exhaust Systems