J Pipes, Downpipes & Intermediate Pipes

    179 products

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    • Up to $100 off
      JDMuscle [22 - 25 WRX MT] 3" Performance Intermediate Pipe / Front Pipe / Lower Downpipe - JDMuscleIntermediate PipeJDM-WRX22-IP
      JDMuscle

      3" Performance Intermediate Pipe / Front Pipe / Lower Downpipe

      Fits: 22-26 WRX MT

      $34900$449.00 Save $100
      Pay over time · Est. $10.91/payment
      ⓘ

      Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.
    • Up to $390 off
      In Stock
      Invidia [08-14 WRX/ 08-21 STI] High Flow Catted Downpipe | HS08SW1DPC
      Invidia

      High Flow Catted Downpipe

      Fits: 08-14 WRX, 08-21 STI

      $86100$1,251.00 Save $390
      Pay over time · Est. $26.91/payment
      ⓘ

      Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.
    • Up to $500.98 off
      In Stock
      Invidia [15-21 WRX] MT Catted Downpipe / J-Pipe | HS15SWMDOC
      Invidia

      MT Catted Downpipe / J-Pipe

      Fits: 15-21 WRX

      Only 20 left
      $1,10300$1,603.98 Save $500.98
      Pay over time · Est. $34.47/payment
      ⓘ

      Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.
    • Up to $217.62 off
      In Stock
      TurboXS Front Pipe with Catalytic Converter MT/CVT
      Turbo XS

      TurboXS Front Pipe with Catalytic Converter MT/CVT

      Fits: 15-21 WRX

      $61700$834.62 Save $217.62
      Pay over time · Est. $19.28/payment
      ⓘ

      Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.
    • Up to $118.50 off
      In Stock
      Turbo XS [15-21 WRX] Front Pipe w/ Catalytic Converter MT/CVT | W15-FP-1C
      Turbo XS

      TurboXS Front Pipe with Catalytic Converter MT/CVT

      Fits: 15-21 WRX

      $33700$455.50 Save $118.50
      Pay over time · Est. $10.53/payment
      ⓘ

      Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.
    • Up to $289.88 off
      In Stock
      Invidia [22 - 25 WRX MT] J - Pipe w/ High Flow Cat HS22SW4JPC - JDMuscleFront Pipes and Downpipes / J - PipesinvHS22SW4JPC
      Invidia

      J-Pipe w/ High Flow Cat

      Fits: 22-26 WRX MT

      Only 7 left
      $64000$929.88 Save $289.88
      Pay over time · Est. $20.00/payment
      ⓘ

      Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.
    • Up to $172 off
      In Stock
      Turbo XS [22 - 26 WRX] 304SS Front Pipe w/High Flow Catalytic Converter - Front Section - JDMuscleFront Pipes and Downpipes / J - PipestxsW22-FP-1C
      Turbo XS

      304 Stainless Steel Front Pipe with High Flow Catalytic Converter - Front Section

      Fits: 22-26 WRX

      Only 20 left
      $48800$660.00 Save $172
      Pay over time · Est. $15.25/payment
      ⓘ

      Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.

    • In Stock
      ETS [22-26 WRX] GESI Catted Downpipe - JDMuscleFront Pipes and Downpipes / J-PipesETS200-60-EXH-201
      Extreme Turbo Systems

      ETS GESI Catted Downpipe

      Fits: 22-26 WRX

      Only 1 left
      $1,39500
      Pay over time · Est. $43.59/payment
      ⓘ

      Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.
    • Up to $401.20 off
      In Stock
      Invidia [08-14 WRX, 08-21 STI] High Flow Cat w/ Extra 02 Bung Downpipe | HS08SW1DOC
      Invidia

      High Flow Cat w/ Extra 02 Bung Downpipe

      Fits: 08-14 WRX, 08-21 STI

      $88400$1,285.20 Save $401.20
      Pay over time · Est. $27.63/payment
      ⓘ

      Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.
    • Up to $401.20 off
      In Stock
      Invidia [08-14 WRX / 08-21 STI] Downpipe w/ High Flow Cat | HS08SW1DOCB
      Invidia

      Downpipe w/ High Flow Cat | HS08SW1DOCB

      Fits: 08-14 WRX / 08-21 STI

      $88400$1,285.20 Save $401.20
      Pay over time · Est. $27.63/payment
      ⓘ

      Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.
    • Up to $220 off
      In Stock
      PLM [15-21 WRX] Power Driven J-Pipe Downpipe 6MT | PLM-SUB-JP-DP-15-CAT - JDMuscleFront Pipes and Downpipes / J-PipesPLM-SUB-JP-DP-15-CATHigh Flow Cat
      Private Label MFG

      PLM Power Driven J-Pipe Downpipe 6MT

      Fits: 15-21 WRX

      Only 6 left
      $57500$795.00 Save $220
      Pay over time · Est. $17.97/payment
      ⓘ

      Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.

    • In Stock
      Extreme Online Store [15 - 21 WRX] High - Flow Cat J - Pipe Exhaust | EXT - JP032 - JDMuscleFront Pipes and Downpipes / J - PipesEXT-JP032
      EOS

      High-Flow Cat J-Pipe Exhaust

      Fits: 15-21 WRX

      Only 1 left
      $34000
      Pay over time · Est. $10.63/payment
      ⓘ

      Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.
    • Up to $390.18 off
      In Stock
      Invidia [02-07 WRX/STI / 04-08 FXT] Divorced Catted Downpipe | HS05SW1DPC
      Invidia

      Divorced Catted Downpipe

      Fits: 02-07 WRX/STI, 04-08 FXT

      $86100$1,251.18 Save $390.18
      Pay over time · Est. $26.91/payment
      ⓘ

      Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.
    • Up to $500 off
      In Stock
      PLM [22 - 26 WRX]Power Driven Catted J - Pipe Downpipe | PLM - SUB - JP - DP - 22 - CAT - JDMuscleFront Pipes and Downpipes / J - PipesPLM-SUB-JP-DP-22-CAT
      Private Label MFG

      PLM Power Driven Catted J-Pipe Downpipe

      Fits: 22-26 WRX

      Only 7 left
      $79500$1,295.00 Save $500
      Pay over time · Est. $24.84/payment
      ⓘ

      Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.
    • Up to $124 off
      PLM Front Pipe Upgrade for 2018+ Honda Accord 2.0T Bolt On | PLM-HCV-FP
      Private Label MFG

      PLM Front Pipe Upgrade - Bolt On

      Fits: 18-22 Accord 2.0T

      $22500$349.00 Save $124
    • MAPerformance [22 - 26 WRX] Downpipe - JDMuscleFront Pipes and Downpipes / J - PipesMAPWRX-5G-DPCI have an aftermarket catback
      MAPerformance

      Catted Downpipe

      Fits: 22-26 WRX

      From $84900
      Pay over time · Est. $26.53/payment
      ⓘ

      Illustrative estimate only, not a financing quote or guaranteed offer. Actual payments, frequency and terms vary by provider and eligibility. Taxes, shipping and add-ons are excluded.

    Why Upgrade to J Pipes and Downpipes?

    If you’re looking to improve exhaust flow, performance-focused products are your go-to choice. They replace restrictive factory components to make your car drive smoothly. These parts sit at a critical point in the exhaust system. They’re right after the turbocharger, which makes them an impactful addition to turbocharged vehicles.

    Normal factory systems are designed with emissions and noise reduction in mind. It means that they always have limited performance potential. So when you make an aftermarket upgrade, it reduces backpressure. It allows exhaust gases to exit more efficiently. Upgraded J pipes means quicker turbo spool. Better throttle response. Noticeable horsepower gains. 

    Your vehicle and preferences can determine whether you choose a catted or catless design. While high-flow catalytic converters can balance between performance and emissions compliance, you get a lot of benefits with catless setups, too. They maximize airflow. Many of our customers actually go a step further: they pair with performance catback systems for a truly optimized setup. Power and sound, combined. 

    Choosing the Right Setup for Your Build

    Selecting the right combination of J pipes and downpipes depends on your vehicle, tuning setup, and intended use. For daily drivers, catted systems are often preferred for smoother operation and less exhaust odor. But it still offers performance improvements. 

    Track-focused builds and high-horsepower applications usually benefit from catless configurations. They provide maximum exhaust flow and minimal restriction. But these setups can also require additional tuning and are often meant for off-road or motorsports use.

    Intermediate pipes also play a key role in optimizing your exhaust system by connecting different sections and maintaining consistent airflow. When paired with better pipes and catback systems, they help create a high-performance exhaust pathway.

    At JDMuscle, we carry vehicle-specific options designed for precise fitment and long-term reliability. If you’re looking for performance upgrades, our range of products guarantees you’ll find the right solution for your platform.

    FAQs

    What are J pipes?

    It’s a type of exhaust component commonly used in turbocharged vehicles, mostly on Subaru platforms. They connect the turbocharger outlet to the rest of the exhaust system and are designed to improve exhaust flow and performance.

    Are J pipes and downpipes the same thing?

    While they are used interchangeably in some platforms, they are typically specific to certain vehicle designs (like Subaru). Downpipes are a broader term for the section connecting the turbo to the exhaust system.

    Do I need a tune after installation?

    Not always. But most cases will need an ECU tune. Do this after upgrading, since it can optimize performance and guarantee proper engine operation. This is especially true with high-flow or catless setups.

    How do I know if what I’m buying is right for my vehicle?

    The JDMuscle Garage feature allows you to save your vehicle details and easily find compatible parts tailored to your build. It simplifies the process of shopping for upgrades, guaranteeing proper fitment and a smoother buying experience.