PLM Power Driven Subaru WRX & STI Downpipe 08-14 WRX & 08-20 STi

PLM-SUB-DP-0814-CAT
Original Price: $695.00 Current Price: $500.00 Product is on Sale
Catalytic Converter
Low in stock - Order now.
  • Free shipping over $99
  • High Quality Control Standards
  • 30-Day Returns
  • 1-Year Warranty

Frequently Bought Together

  • PLM Bolt-On Ball Bearing Turbo Upgrade P660 - WRX STi 08-20
    Current Price: $1,995.00 Original Price: $2,495.00
  • PLM Subaru WRX & STi EJ EJ25 Equal Length Header
    Current Price: $660.00 Original Price: $995.00

  • Product Details

    The PLM Power Driven Divorced Downpipe for 2008–2014 Subaru WRX and 2008–2020 STI is engineered to deliver impressive performance gains by improving exhaust flow and turbo response. Featuring a full 3-inch mandrel-bent stainless steel construction, a high-flow 200-cell metallic catalytic converter, and thick .38-inch CNC-machined flanges, this downpipe offers excellent durability and fitment. Its TIG-welded one-piece design ensures strength and reliability, while the extra O₂ bung provides flexibility for aftermarket sensors. Designed for direct bolt-on installation using stock hardware, it’s the ideal upgrade for enthusiasts seeking power and efficiency.

  • Features
    • Comes standard with 200 cell, high flow, metallic cat
    • Includes both gaskets & hardware
    • Made of stainless steel
    • One year warranty
    • Mandrel bend 3.0" piping
    • Direct bolt-on & utilizes stock ball joints and clamps
    • CNC machined flanges
    • Flange is .38" thick
    • One piece design
    • Handmade & TIG welded
    • Additional O2 bung for wideband usage
    • Divorced downpipe for optimal flow
    • If stock cat-backs are used, we recommend our exhaust adapter flange
    • ECU tune is recommended for best results and proper operation

  • Compatible Vehicles

    Vehicle Application:

    • 2008 - 2014 WRX
    • 2008 - 2020 STI
    • 2005 - 2009 Legacy GT (Non-VF46, Manual Trans Only)
    • 2009 - 2013 Forester XT

Customer Reviews

About Us

Founded in 2005, our mission is to provide car enthusiasts with the best-value performance parts. We are passionate, die-hard car enthusiasts. If a product is not good enough to go on one of our own cars, it will never be good enough to go on one of yours.

We take pride in every product that we manufacture so we ensure that no product is released until we are satisfied with our high quality control standards.

Founded in 2005, our mission is to provide car enthusiasts with the best-value performance parts. We are passionate, die-hard car enthusiasts. If a product is not good enough to go on one of our own cars, it will never be good enough to go on one of yours.

We take pride in every product that we manufacture so we ensure that no product is released until we are satisfied with our high quality control standards.