2003 Subaru WRX Performance Exhaust Systems

Change Vehicle
61 - 120 of 801 results
show:
sort by:
    • (0 reviews)
      # 88881098
      Subaru WRX / WRX STI 2003, 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...
      Aluminized steel construction for maximum durabilityOne Piece interior to end cap construction to reduce flex and stand up to vehicle vibration
      $145.34
    • (0 reviews)
      # 8714319
      Subaru WRX 2003, Exhaust Manifold Gasket by Nippon Reinz®. Exhaust Manifold to Head. Is your vehicle feeling down on power? Do you see dark puddles on the ground when you park? Is your CHECK ENGINE light on? Your engine may be in...
      $26.45
    • (0 reviews)
      # 19063994
      Subaru WRX 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 technologies and global engineering resources, the...
      Direct OEM replacement for a proper fitEnsure reliable sealing performance
      $11.92
    • (0 reviews)
      # 35813805
      Subaru WRX / WRX STI 2003, 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 import...
      OE quality products from top original equipmentTop quality materials
      $13.13
    • (0 reviews)
      # 81855482
      Subaru WRX 2003 Exhaust Manifold Gasket Set by DNJ Engine Components®. Get this top-grade quality replacement for your worn out part from DNJ. Expertly crafted from premium materials, this product is of the finest quality to...
      Designed to restore your vehicle's original performanceProvides superior sealing performance
      $23.93
    • (1 review)
      # 85235564
      Subaru WRX / WRX STI 2003, Exhaust 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...
      Makes installation quick and easyOptimal OE-style fit and quality
      $3.02 - $14.62
    • (0 reviews)
      # 88899098
      Subaru WRX / WRX STI 2003, Exhaust Flange Gasket by Bosal®. Bosal has a vast selection of all necessary accessories and hardware to help you make the exhaust system installation or repair job quick and easy. Choose Bosal, and...
      Constructed for a hassle-free exhaust repairEnsures a precise fit
      $4.72 - $10.77
    • (0 reviews)
      # 8798966
      Subaru WRX 2003, Exhaust Flange Gasket 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...
      OE quality parts from top original equipment and aftermarket manufacturersFast shipping; 1-2 day delivery time regardless of where you’re located
      $16.26 - $28.37
    • (0 reviews)
      # 19072091
      Subaru WRX 2003, 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 gaskets...
      Direct OEM replacement for a proper fitEnsure reliable sealing performance
      $8.34 - $18.86
    • (0 reviews)
      # 140491570
      Subaru WRX / WRX STI 2003, 3" V-Band Clamp by PERRIN Performance®. Designed utilizing the latest technology, this product by PERRIN features premium quality and will perform better than advertised. Perfect for your vehicle and...
      Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle
      $22.49
    • (0 reviews)
      # 80695606
      Subaru WRX 2003, Rear Muffler by Ansa®. Position: Rear. This premium part is essential for completing a professional exhaust installation. The key a well-functioning vehicle is about purchasing only premium quality parts and...
      Engineered to provide excellent exhaust system managementBuilt to the strict quality standards
      $230.64
    • (0 reviews)
      # 91560836
      Universal Steel Chrome Shielded Side Exhaust System by Patriot Exhaust®. Inlet Diameter: 2". Outlet Diameter: 3". Sold as a pair. Give your vehicle that custom look with our classic shielded side exhaust system. Large inlet and...
      Give your vehicle that custom look with our classic shielded side exhaust system with a show quality chrome finishLarge inlet and outlet pipes with low back pressure six-sided louvered core mufflers
      $254.65 - $296.58
    • (0 reviews)
      # 142860767
      Universal Race Readies™ Exhaust Adapter by Flowtech®. Race Readies let you keep your car or truck’s exhaust system closed for the street, but wide open for the strip. And, since the caps are secured by just three wing nuts, you...
      Race Readies twin pack includes free track toolGuaranteed not to leak
      $69.98 - $103.95
    • (0 reviews)
      # 139245596
      Universal Super Competition™ Weld-Up Race Kit by Hooker®. Series: Super Competition™. Hooker Weld-up kits work great for racers who need to build custom headers when a specific fit tuned Super Competition header is not...
      Mandrel Bent 1 pc. PrimariesSS NHRA Contingency ID Header Tags
      $270.95 - $529.95
    • (0 reviews)
      # mpn358949929
      Universal 3 1/2" Chrome Lake Pipes by Patriot Exhaust®, Sold as a Pair. Includes Muffler, Brackets. Side Pipe made from Steel. Chrome Lake Pipes 63". Show quality chrome Lake Pipe 4 kits connect to headers or stock exhaust system...
      The look of an expensive tuned header side pipe at a fraction of the costSide pipes come with built-in six sided louvered cored mufflers which absorb sound not horsepower
      $332.21
    • (2 reviews)
      # 120105855
      Universal 200 Series OBDII Stainless Steel Round Catalytic Converter by Flowmaster®. Catalytic Series: 200 Series. CARB Compliant: No. Converter Configuration: Universal Fit. Converter Body Material: Stainless Steel. Catalytic...
      Exceed all federal emission standardsStainless Steel shells
      $116.53 - $204.95
    • (0 reviews)
      # mpn912861
      Universal 200 Series Stainless Steel Round Catalytic Converter without Air Tube by Flowmaster®. Catalytic Series: 200 Series. CARB Compliant: No. Converter Configuration: Universal Fit. Converter Body Material: Stainless Steel....
      Exceed all federal emission standardsStainless Steel shells
      $187.66
    • (5 reviews)
      # 120105826
      Universal 220 Series Stainless Steel Oval Catalytic Converter by Flowmaster®. Catalytic Series: 220 Series. CARB Compliant: No. Converter Configuration: Universal Fit. Converter Body Material: Stainless Steel. Catalytic Converter...
      Exceed all federal emission standardsStainless Steel shells
      $64.66 - $68.56
    • (5 reviews)
      # 120105830
      Universal 222 Series Stainless Steel Round Catalytic Converter by Flowmaster®. Catalytic Series: 222 Series. CARB Compliant: No. Converter Configuration: Universal Fit. Converter Body Material: Stainless Steel. Catalytic Converter...
      Exceed all federal emission standardsStainless Steel shells
      $67.12
    • (2 reviews)
      # 120105834
      Universal 223 Series Stainless Steel Round Catalytic Converter by Flowmaster®. Catalytic Series: 223 Series. CARB Compliant: No. Converter Configuration: Universal Fit. Converter Body Material: Stainless Steel. Catalytic Converter...
      Exceed all federal emission standardsStainless Steel shells
      $73.86
    • (2 reviews)
      # 120105838
      Universal 225 Series Stainless Steel Oval Catalytic Converter by Flowmaster®. Catalytic Series: 225 Series. CARB Compliant: No. Converter Configuration: Universal Fit. Converter Body Material: Stainless Steel. Catalytic Converter...
      Exceed all federal emission standardsStainless Steel shells
      $64.15 - $71.98
    • (7 reviews)
      # 120105843
      Universal 240 Series Stainless Steel Oval Catalytic Converter by Flowmaster®. Catalytic Series: 240 Series. CARB Compliant: No. Converter Configuration: Universal Fit. Converter Body Material: Stainless Steel. Catalytic Converter...
      Exceed all federal emission standardsStainless Steel shells
      $129.60 - $144.93
    • (5 reviews)
      # 120105847
      Universal 250 Series Stainless Steel Oval Catalytic Converter by Flowmaster®. Catalytic Series: 250 Series. CARB Compliant: No. Converter Configuration: Universal Fit. Converter Body Material: Stainless Steel. Catalytic Converter...
      Exceed all federal emission standardsStainless Steel shells
      $130.99 - $147.34
    • (0 reviews)
      # mpn886220
      Universal 260 Series Stainless Steel Oval Catalytic Converter without Air Tube by Flowmaster®. Catalytic Series: 260 Series. CARB Compliant: No. Converter Configuration: Universal Fit. Converter Body Material: Stainless Steel....
      Exceed all federal emission standardsStainless Steel shells
      $247.74
    • (7 reviews)
      # 120105859
      Universal 282 Series OBDII Stainless Steel Catalytic Converter by Flowmaster®. Catalytic Series: 282 Series. CARB Compliant: No. Converter Configuration: Universal Fit. Converter Body Material: Stainless Steel. The new Flowmaster...
      Exceed all federal emission standardsStainless Steel shells
      $102.20 - $142.92
    • (2 reviews)
      # 120105876
      Universal 283 Series OBDII Stainless Steel Round Catalytic Converter by Flowmaster®. Catalytic Series: 283 Series. CARB Compliant: No. Converter Configuration: Universal Fit. Converter Body Material: Stainless Steel. Catalytic...
      Exceed all federal emission standardsStainless Steel shells
      $103.95 - $127.74
    • (2 reviews)
      # 120105881
      Universal 284 Series OBDII Stainless Steel Oval Catalytic Converter by Flowmaster®. Catalytic Series: 284 Series. CARB Compliant: No. Converter Configuration: Universal Fit. Converter Body Material: Stainless Steel. Catalytic...
      Exceed all federal emission standardsStainless Steel shells
      $187.88
    • (5 reviews)
      # 120105850
      Universal 290 Series Stainless Steel Oval Catalytic Converter by Flowmaster®. Catalytic Series: 290 Series. CARB Compliant: No. Converter Configuration: Universal Fit. Converter Body Material: Stainless Steel. Catalytic Converter...
      Exceed all federal emission standardsStainless Steel shells
      $108.66 - $128.44
    • (0 reviews)
      # mpn918025
      Universal 3512 Series OBDII Stainless Steel Oval Catalytic Converter without Air Tube by Flowmaster®. Catalytic Series: 3512 Series. CARB Compliant: Yes. Converter Configuration: Universal Fit. Converter Body Material: Stainless...
      Exceed all federal emission standardsStainless Steel shells
      $163.39
    • (2 reviews)
      # 120105898
      Universal 3588 Series Pre-OBDII Stainless Steel Round Catalytic Converter by Flowmaster®. Catalytic Series: 3588 Series. CARB Compliant: Yes. Converter Configuration: Universal Fit. Converter Body Material: Stainless Steel....
      Exceed all federal emission standardsStainless Steel shells
      $186.54
    • (2 reviews)
      # 120105903
      Universal 3589 Series Pre-OBDII Stainless Steel Round Catalytic Converter by Flowmaster®. Catalytic Series: 3589 Series. CARB Compliant: Yes. Converter Configuration: Universal Fit. Converter Body Material: Stainless Steel. The new...
      Exceed all federal emission standardsStainless Steel shells
      $205.76 - $324.05
    • (0 reviews)
      # mpn918033
      Universal 3612 Series OBDII Stainless Steel Oval Catalytic Converter without Air Tube by Flowmaster®. Catalytic Series: 3612 Series. CARB Compliant: Yes. Converter Configuration: Universal Fit. Converter Body Material: Stainless...
      Exceed all federal emission standardsStainless Steel shells
      $185.80
    • (0 reviews)
      # mpn918035
      Universal 3612 Series Stainless Steel Oval Catalytic Converter without Air Tube by Flowmaster®. Catalytic Series: 3612 Series. CARB Compliant: Yes. Converter Configuration: Universal Fit. Converter Body Material: Stainless Steel....
      Exceed all federal emission standardsStainless Steel shells
      $146.59
    • (0 reviews)
      # mpn918036
      Universal 3910 Series OBDII Stainless Steel Round Catalytic Converter without Air Tube by Flowmaster®. Catalytic Series: 3910 Series. CARB Compliant: Yes. Converter Configuration: Universal Fit. Converter Body Material: Stainless...
      Exceed all federal emission standardsStainless Steel shells
      $255.76
    • (2 reviews)
      # 120105885
      Universal 3912 Series OBDII Stainless Steel Catalytic Converter by Flowmaster®. Catalytic Series: 3912 Series. CARB Compliant: Yes. Converter Configuration: Universal Fit. Converter Body Material: Stainless Steel. The new...
      Exceed all federal emission standardsStainless Steel shells
      $215.14 - $253.85
    • (2 reviews)
      # 120105909
      Universal 3932 Series Pre-OBDII Stainless Steel Round Catalytic Converter by Flowmaster®. Catalytic Series: 3932 Series. CARB Compliant: Yes. Converter Configuration: Universal Fit. Converter Body Material: Stainless Steel....
      Exceed all federal emission standardsStainless Steel shells
      $205.76
    • (0 reviews)
      # mpn918043
      Universal 3938 Series Pre-OBDII Stainless Steel Round Catalytic Converter without Air Tube by Flowmaster®. Catalytic Series: 3938 Series. CARB Compliant: Yes. Converter Configuration: Universal Fit. Converter Body Material:...
      Exceed all federal emission standardsStainless Steel shells
      $187.50
    • (2 reviews)
      # 120105892
      Universal 3940 Series OBDII Stainless Steel Catalytic Converter by Flowmaster®. Catalytic Series: 3940 Series. CARB Compliant: Yes. Converter Configuration: Universal Fit. Converter Body Material: Stainless Steel. The new...
      Exceed all federal emission standardsStainless Steel shells
      $216.35 - $277.90
    • (2 reviews)
      # 120105912
      Universal 3981 Series Pre-OBDII Stainless Steel Round Catalytic Converter by Flowmaster®. Catalytic Series: 3981 Series. CARB Compliant: Yes. Converter Configuration: Universal Fit. Converter Body Material: Stainless Steel....
      Exceed all federal emission standardsStainless Steel shells
      $202.89 - $215.14
    • (2 reviews)
      # 120105915
      Universal 3982 Series Pre-OBDII Stainless Steel Oval Catalytic Converter by Flowmaster®. Catalytic Series: 3982 Series. CARB Compliant: Yes. Converter Configuration: Universal Fit. Converter Body Material: Stainless Steel....
      Exceed all federal emission standardsStainless Steel shells
      $202.89
    • (0 reviews)
      # mpn918050
      Universal 3983 Series Pre-OBDII Stainless Steel Oval Catalytic Converter without Air Tube by Flowmaster®. Catalytic Series: 3983 Series. CARB Compliant: Yes. Converter Configuration: Universal Fit. Converter Body Material:...
      Exceed all federal emission standardsStainless Steel shells
      $202.89
    • (2 reviews)
      # 120105918
      Universal 3998 Series Pre-OBDII Stainless Steel Round Catalytic Converter by Flowmaster®. Catalytic Series: 3998 Series. CARB Compliant: Yes. Converter Configuration: Universal Fit. Converter Body Material: Stainless Steel....
      Exceed all federal emission standardsStainless Steel shells
      $179.81
    • (0 reviews)
      # 129455702
      Universal 304 SS High-Flow Catalytic Converter by Stainless Works®. CARB Compliant: No. Converter Configuration: Universal Fit. This superior product is made from high-grade stainless steel to ensure excellent quality and maximum...
      Designed to meet strict quality standardsCarefully crafted from first-rate stainless steel
      $184.50
    • (1 review)
      # mpn739977875
      Universal High-Flow Catalytic Converter with Metallic Substrate Kit by Pypes®. CARB Compliant: 50-State Legal. Converter Configuration: Universal Fit. Includes: Metallic Substrate Kit. These Mini converters are 409 stainless for...
      409 stainlesss steel construction resists corrosionWith slots and 02 bung
      $141.99
    • (0 reviews)
      # 118614769
      Universal GESI® High Output Catalytic Converters by Vibrant Performance®. Vibrant Performance and Global Emissions Systems Inc. (GESi®) have teamed up to supply a series of OBD2 (1996 and newer) high flow Catalytic Converters...
      EPA certified for use on OBD2 vehicles (1996 and newer) in jurisdictionswhere the installation of Universal Catalytic Converters is still permitted
      $335.21 - $448.35
    • (0 reviews)
      # 118614780
      Universal High Output Catalytic Converters by Vibrant Performance®. Vibrant Performance Metal or Ceramic Core Catalytic Converters are made entirely of Stainless Steel and feature a Monolith that is far more durable and capable...
      T304 Stainless Steel ConstructionThese Converters are covered by a 5 year / 50,000 mile warranty
      $75.76 - $109.10
    • (0 reviews)
      # 82094730
      Universal Catalytic Converter by Kooks®. EPA certified. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind, this product by Kooks...
      Expertly crafted from premium materialsDesigned to match rigorous quality standards
      $136.81 - $379.49
    • (0 reviews)
      # 129719053
      Universal PowerCat Stainless Steel Catalytic Converter by Dynatech®. 1 Piece. The Dynatech PowerCAT catalytic convertor uses the latest technology in catalytic convertor design. Utilizing a Premium Metallic Substrate internal...
      Premium metallic substrateSuperior strength and durability
      $174.99
    • (0 reviews)
      # 136720862
      Universal Bullet Style Stainless Steel Hi-Flow Catalytic Converter by PaceSetter®. Converter Body Material: Stainless Steel. Catalytic Converter Width: 4". Catalytic Converter Body Length: 11". Converter Configuration: Universal...
      Meet EPA and C.A.R.B. requirements (OBDII exc. CA)Larger, more efficient honeycomb catalyst
      $116.86 - $120.01
    • (0 reviews)
      # 136720875
      Universal Monza Metal Core Catalytic Converter by PaceSetter®. CARB Compliant: Yes. Converter Body Material: Stainless Steel. Catalytic Converter Width: 4". Catalytic Converter Body Length: 11". Converter Configuration: Universal...
      20% higher flow than ceramic core convertersFaster "light off" for lower emissions
      $153.97 - $153.98
    • (1 review)
      # 82989181
      Universal Car Diesel Catalytic Converter by Thunderbolt®. 4" Round x 11" Long. These superior quality products are carefully engineered to improve exhaust flow and boost power of your vehicle. These Thunderbolt performance exhaust...
      Designed to improve exhaust flowBuilt to enhance the performance of your vehicle
      $79.39
    • (1 review)
      # 82989467
      Universal Oval Catalytic Converter by Thunderbolt®. These superior quality products are carefully engineered to improve exhaust flow and boost power of your vehicle. These Thunderbolt performance exhaust products also help your...
      Designed to improve exhaust flowBuilt to enhance the performance of your vehicle
      $39.69 - $76.06
    • (0 reviews)
      # 82989388
      Universal The Spun Formed Catalytic Converter by Thunderbolt®. These superior quality products are carefully engineered to improve exhaust flow and boost power of your vehicle. These Thunderbolt performance exhaust products also...
      Designed to improve exhaust flowBuilt to enhance the performance of your vehicle
      $44.46 - $76.22
    • (0 reviews)
      # 82989593
      Universal Truck Diesel Catalytic Converter by Thunderbolt®. 6" Round x 12" Long. These superior quality products are carefully engineered to improve exhaust flow and boost power of your vehicle. These Thunderbolt performance...
      Designed to improve exhaust flowBuilt to enhance the performance of your vehicle
      $183.83
    • (1 review)
      # 120115086
      Universal 10 Series Delta Force™ Single Chamber Muffler by Flowmaster®. Muffler Series: 10 Series Delta Force™. Muffler Body Finish: Gray. Muffler Type: Chambered. The 10 Series Race mufflers are a compact lightweight single...
      Race Proven TechnologyNoticeable Sound Reduction Compared to Open Headers
      $92.92 - $151.28
    • (0 reviews)
      # mpn875617
      Universal 30 Series Delta Force™ Aluminized Steel Diesel Muffler by Flowmaster®. Muffler Series: 30 Series Delta Force™. Muffler Sound: AGGRESSIVE. Muffler Body Finish: Gray. Muffler Body Shape: Oval. Muffler Body Material:...
      Durable fully welded 16 gauge aluminized steel - two chamber race mufflerGood decibel reduction over open headers
      $172.91
    • (0 reviews)
      # 120115097
      Universal 30 Series Delta Force™ Aluminized Steel Muffler by Flowmaster®. Muffler Series: 30 Series Delta Force™. Muffler Body Finish: Gray. Muffler Body Shape: Oval. Muffler Body Material: Aluminized Steel. The Delta Force 30...
      Durable fully welded 16 gauge aluminized steel - two chamber race mufflerGood decibel reduction over open headers
      $158.34 - $259.90
    • (4 reviews)
      # 120115103
      Universal 40 Series Delta Flow™ Muffler by Flowmaster®. Muffler Series: 40 Series Delta Flow™. Muffler Sound: AGGRESSIVE. Muffler Body Finish: Gray. Muffler Body Length: 13". Muffler Body Width: 9.75". Muffler Body Height: 4"....
      The Quietest Option in the 40 Series Two Chamber LineLess Resonance than other 40 Series Mufflers
      $89.06 - $111.31
    • (4 reviews)
      # 120115135
      Universal 40 Series Delta Force™ Muffler by Flowmaster®. Muffler Series: 40 Series Delta Force™. Muffler Body Shape: Oval. The Delta Force 40 series race mufflers utilize Flowmaster's patented Delta Flow technology and feature...
      Durable fully welded 16 gauge stainless steel - two chamber race mufflerGood decibel reduction over open headers
      $83.76 - $237.75
    • (1 review)
      # 120115150
      Universal 40 Series Muffler by Flowmaster®. Muffler Series: 40 Series. Muffler Body Shape: Oval. The Original 40 series muffler delivers an aggressive exterior and interior tone. If you're looking for that original Flowmaster sound...
      Durable fully welded 409 stainless steelAggressive Sound Exterior Exhaust Tone
      $83.76 - $165.34




    SECURE SHOPPING

    All manufacturer names, symbols, and descriptions, used in our images and text are used solely for identification purposes only.
    It is neither inferred nor implied that any item sold by CARiD.com, is a product authorized by or in any way connected with any vehicle manufacturers displayed on this page.